Ronja Twibright Labs

153 Registered Installations of Ronja

PlaceTrack Length / Nominal Range (Equivalent) Aperture DiameterTechnical note PhotosMap or LinkIn Operation sinceNotes
1. Poruba, Ostrava, Czech Republic 1.7 km / 1.3 km 130 mm Changed mechanics
Gallery[121a]
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    VŠB
2. Barrandov, Praha, Czech Republic 1.496 km / 1.3 km 130 mm  
Gallery[fbf]
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Gallery[fbf] August 2, 2004 Community network CZFree.NET Praha
3. Žatec, Czech Republic 1.407 km / 1.4 km 130 mm Modified mechanics (plastic) and holder
Gallery[1fa6]
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  April 2007 ISP
4. Běhařovice, Czech Republic 1.3 km / 1.3 km 130 mm Analogue retranslation, HPWT-BD00-E4000, BPW43. Changed mechanics.
Gallery[d32]
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Gallery[c49] 19th September 2003 Connects two buidlings of a factory over one analogue retranslation
5. Tisnov, Czech Republic 1.3 km / 1.2 km 120 mm Nonstandard mechanics - plastic pipes. Connected into hacked switches.
Gallery[1f7a]
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  September 27, 2006 Community network.
6. Kecskemét, Hungary 1.3 km / 1 km 130 mm HPWT-BD00, BPW43, airwire AUI, slightly changed mechanics
Gallery[32d]
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  10th May 2003 Connects ISP employee's home workplace to their AP.
7. Žďár nad Sázavou, Czech Republic 1.205 km / 1.3 km 130 mm HPWT-BD00-E4000, SFH203, PCB Twister, standard construction
Gallery[11df]
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  September 9, 2004 Community network
8. Újezd, Malá Strana, Praha, Czech Republic 1.145 km / 1.3 km 130 mm HPWT-BD00-E4000, changed mechanics
Gallery[668]
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Gallery[552] 2nd June 2003 - signal acquire only, the link isn't running yet (nonstandard construction). Community network
9. Dolný Kubín, Slovakia 1.1 km / 1.3 km 130 mm HPWT-?-F4000, BPW43. Changed mechanics.
Gallery[1254]
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  October 2004 Unmounted
10. Hradec Králové, Czech Republic 1.1 km / 1.3 km 130 mm HPWT-BD00-?
Gallery[1a1e]
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Gallery[1a1b] Spring 2005  
11. Řepy, Praha, Czech Republic 1.086 km / 1.3 km 130 mm Partially changed mechanics
Gallery[1741]
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Gallery[1190] October 2004 Community network. Unmounted.
12. Buzau, Romania 1 km / 1.4 km 130 mm HPWT-BD00-F4000, SFH203 on one side, BPW43 on the other, modified mechanics, modified electronics.
Gallery[f9c]
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  June 2004  
13. Mělník, Czech Republic 1 km / 1.4 km 130 mm Changed mechanics
Gallery[1c6a]
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Gallery[1c6a] 2005 Community network
14. Kecskemét, Hungary 1 km / 1.3 km 130 mm HPWT-BD00-E4000, BPW43, PCB AUI/TP, slightly changed mechanics
Gallery[733]
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  9th August 2003 Connects ISP office to AP in watertower
15. Prostějov, Czech Republic 1 km / 1.3 km 130 mm HPWT-BD00-E4000, SFH203, AUI, own mechanics
Gallery[1840]
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  2005 Backbone of PVFREE.NET
16. Prostějov, Czech Republic 1 km / 1.3 km 130 mm       2006 Backbone of PVFREE.NET
17. FEI-STU Mlynská Dolina, Bratislava 1 km / 1 km 130 mm HPWT-BD00, BPW43, airwire AUI, slightly changed mechanics     1st May 2003 Educational link for university activities
18. Staré mesto, Bratislava, Slovakia 1 km / 1 km 130 mm HPWT-BD00, BPW43, airwire AUI, slightly changed mechanics     12th July 2003 Connects an Internet café into SIX (Slovak Internet Exchange) peering centre
19. Stodůlky, Praha, Czech Republic 990 m / 1.3 km 130 mm HPWT-BD00-E4000, SFH203, airwire AUI, std. mechanics
Gallery[2e0]
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Gallery[e71] 24th January 2003 Community network backbone
20. Modřany, Praha, Czech Republic 990 m / 1.3 km 130 mm Changed mechanics
Gallery[19f1]
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Gallery[19fe] Spring 2005 Community network CZFree, between nodes Gingo and Bluehillz
21. Spořilov, Praha, Czech Republic 975 m / 1.3 km 130 mm  
Gallery[e67]
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Gallery[e70]   Community network
22. Student dormitory STU Mladosť, Bratislava, Slovakia. Disassembled. 940 m / 1 km 130 mm HPWT-BD00, BPW43, airwire AUI, slightly changed mechanics
Gallery[af]
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  Half of August 2002 Connects student dormitory network Ynet with 1000 students on ŠD Mladosť into Internet. Unmounted, replaced with 100Mbps fibre cable.
23. Žatec, Czech Republic 934 m / 1.4 km 130 mm Tetrapolis, changes: heating resistor from inside and glued to lens, connectors in rear of tubes (no terminal strips used). PoE+RSSI on PCB added, LAN xformer added, 50m UTP. 2.3V RSSI on one side and 2.8V on the other. Almost standard mechanics.
Gallery[1c72]
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  October 2005  
24. Prievidza, Slovakia 900 m / 1 km 130 mm HPWT-BD00, BPW43, airwire, AUI. Partially changed mechanics.
Gallery[3c7]
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  November 2002 Private Local Area Netwok
25. Stodůlky, Praha, Czech Republic 861 m / 1.3 km 130 mm HPWT-BD00-E4000. Almost standard mechanics.
Gallery[ea5]
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Gallery[e7b] March 2004 Community network
26. Brazil 850 m / 830 m 100 mm          
27. Dolný Kubín, Slovakia 850 m / 1.3 km 130 mm HPWT-?-F4000, BPW43. Changed mechanics.
Gallery[1256]
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  October 2004  
28. Hradec Králové, Czech Republic 824 m / 1.3 km 130 mm Changed mechanics.
Gallery[16d4]
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Page about Ronja in hkfree    
29. Lužiny, Praha, Czech Republic 812 m / 1.3 km 130 mm standard construction, SFH203, HPWT-BD00-E4000
Gallery[1039]
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Gallery[1039] Around April 1, 2004 Community network
30. Lužiny, Praha, Czech Republic 805 m / 1.3 km 130 mm HPWT-BD00-E4000
Gallery[1135]
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Gallery[e6e]    
31. Mělník, Czech Republic 800 m / 1.4 km 130 mm Changed mechanics
Gallery[1c6a]
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Gallery[1c6a] 2005 Community network
32. Plzeň, Czech Republic 800 m / 1.3 km 130 mm Patched electronics, original mechanics
Gallery[15ea]
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  December 2004 Backbone of community network
33. Smíchov, Praha, Czech Republic 800 m / 1 km 130 mm HPWT-BD00, SFH203, airwire AUI, mostly std. mechanics
Gallery[8e]
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Gallery[e6c]Traffic graphs December 2002 Community network. Bakulak is the century-old nickname of the house on which one side of the link resides ;-)
34. Kolín, Czech Republic 800 m / 1 km 130 mm HPWT-BD00, BPW43, airwire AUI, partially changed mechanics
Gallery[2d5]
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  5th April 2003 Internet connectivity for an Internet café
35. Lhota pod Libčany, Hradec Králové, Czech Republic 800 m / 1 km 130 mm HPWT-BD00, BPW43, plastic tubes, nonstd. holders
Gallery[78c]
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  20th August 2003 Connects one computer to community network
36. Pardubice, Czech Republic 800 m / 1 km 130 mm HPWT-BD00-0000, BPW43, PCB. Changed mechanics.
Gallery[7a3]
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  March-August 2003 Part of ISP's network
37. Chrudim, Czech Republic 770 m / 920 m 90 mm One side Twister, other modified AUI construction, TX modified (PCB), RX original. Changed mechanics.
Gallery[14bd]
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Gallery[1dcf]
Extensive documentation
September 2004  
38. Žatec, Czech Republic 760 m / 1.4 km 130 mm Modified mechanics (plastic) and holder
Gallery[1fa3]
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  April 2007 ISP
39. Praha Modřany, Czech Republic 743 m / 1.3 km 130 mm HPWT-BD00-E4000, SFH203, changed mechanics, electronics partially airwire, partially PCB, AUI
Gallery[f20]
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Gallery[e6f]RSSI graphs March 7, 2004 Community network
40. Žatec, Czech Republic 740 m / 1.3 km 130 mm Tetrapolis, changes: heating resistor from inside and glued to lens. connectors in rear of tubes (no terminal strips used). PoE+RSSI on PCB added, LAN xformer added, 50m UTP. 2.7V RSSI on one side and 2.4V on the other. Almost standard mechanics.
Gallery[1e2e]
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  April 2006  
41. Prostějov, Czech Republic 700 m / 1.3 km 130 mm       2006 Backbone of PVFREE.NET
42. Praha Modřany, Czech Republic 681 m / 1.3 km 130 mm Twister in round cases, RX+TX SMD PCB modified electronics, HPWT-BD00-E4000, modified mechanics
Gallery[125b]
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Gallery[117d] September 2004 Community network
43. Barrandov, Praha, Czech Republic 668 m / 1.4 km 130 mm Nonstandrad Ethernet interface     Oct 15, 2006 CZFree.Net community network between nodes Barrandov_1 and Wladows
44. Jičín, Czech Republic 650 m / 1.3 km 130 mm HSDL4220, airwire, changed mechanics
Gallery[c70]
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  September 2003 Part of Town Hall's network
45. Radotín, Praha, Czech Republic 626 m / 1.4 km 130 mm Mechanics of own construction. RSSI both sides around 3V     October 7, 2005 Part of CZFree.NET community network
46. Dolný Kubín, Slovakia 620 m / 1.3 km 130 mm HPWT-?-F4000, BPW43. Changed mechanics.
Gallery[1255]
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  October 2004  
47. Smichov, Praha, Czech Republic 610 m / 1.4 km 130 mm Hevily modified mechanics
Gallery[1ed0]
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Gallery[1ed8] Summer 2006 Links nodes YellowHill and sranda CZFree.Net.
48. Mělník, Czech Republic 600 m / 1.4 km 130 mm Plastic pipes, own construction of holder and console
Gallery[1c61]
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  2005 Community network
49. Lipník nad Bečvou, Czech Republic 600 m / 1.3 km 130 mm modified mechanics, SFH2030, HPWT-BD00-E4000, RSSI 2.6V with and 3V without traffic
Gallery[153f]
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  November 2004 Unmounted, ISP backbone
50. Modřany, Praha, Czech Republic 600 m / 1.3 km 130 mm Twister + TX original circuit, RX modified, modified mechanics
Gallery[19ff]
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Gallery[19ff] 2005 Community network CZFree.NET, between nodes SHF and Gernet
51. Banská Bystrica, Slovakia 600 m / 1 km 130 mm HPWT-BD00, BPW43, airwire AUI, changed mechanics.
Gallery[341]
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  5th April 2003 Intranet backbone for a community network connected to the Internet via a microwave
52. Pardubice, Czech Republic 600 m / 479 m 90 mm HPWT-BD00-0000, BPW43, PCB. Changed mechanics.
Gallery[79e]
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  March-August 2003 Part of ISP's network
53. Barrandov, Praha, Czech Republic 583 m / 850 m 90 mm std. AUI, std mechanics
Gallery[fc0]
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Gallery[fc0] June 2004 Community network backbone. Unmounted.
54. Pardubice, Czech Republic 580 m / 479 m 90 mm HPWT-BD00-0000, BPW43, PCB. Changed mechanics.
Gallery[7a2]
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  March-August 2003 Part of ISP's network
55. Dvůr Králové nad Labem, Czech Republic 550 m / 1.4 km 130 mm RSSI 3.4 and 3.8V, RX+TX airwire, Twister PCB. Changed mechanics.
Gallery[1c41]
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  October 2005  
56. Všemina, Czech Republic 560 m / 1.3 km 130 mm HPWT-BD00-E4000, SFH203, PCB Twister, modified mechanics,
Gallery[122e]
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  July 2004 Part of private WLAN
57. Tupesy, Czech Republic 550 m / 1.4 km 130 mm Nonstandard mechanics
Gallery[1eb0]
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  Before 2006 Already unmounted
58. Pardubice, Czech Republic 530 m / 479 m 90 mm HPWT-BD00-0000, BPW43, PCB. Changed mechanics.
Gallery[7a5]
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  March-August 2003 Part of ISP's network
59. Hlučín, Czech Republic 520 m / 1.4 km 130 mm HPWT-BD00-F4000, SFH203, airwire + Twister. Slightly changed mechanics.
Gallery[1d68]
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Hlucin.net 2005 CSA 18 <--> Dr. E. Beneše 9
60. Chrudim, Czech Republic 510 m / 920 m 90 mm Own mechanics
Gallery[1dce]
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Gallery[1dcf]
Extensive documentation
Summer 2005  
61. Hradec Králové, Czech Republic 500 m / 1.3 km 130 mm HPWT-BD00-?, mechanics strongly declined from guide
Gallery[1a15]
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  Spring 2005 The distance is not known precisely. Just guessed from the pictures.
62. Prostějov, Czech Republic 500 m / 1.3 km 130 mm       2006 Backbone of PVFREE.NET
63. Zagreb, Croatia 500 m / 600 m 100 mm HPWT-BD00, BPW43, airwire AUI, nonstandard mechanics
Gallery[76a]
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  July 2003 Connects two block of flats
64. Pardubice, Czech Republic 490 m / 479 m 90 mm HPWT-BD00-0000, BPW43, PCB. Changed mechanics.
Gallery[7a6]
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  March-August 2003 Part of ISP's network
65. Spain 480 m / 500 m 90 mm HPWT-BD00, AUI, changed mechanics
Gallery[c2]
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Homepage 12th October 2002 Installation in coastal area
66. Velká Ohrada, Praha, Czech Republic 475 m / 1.3 km 130 mm  
Gallery[fc1]
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Gallery[fc1] August 2004 Community network CZFree.NET Praha. Unmounted.
67. Libčice nad Vltavou, Czech Republic 474 m / 1.1 km 90 mm HPWT-BD00-F4000, AUI Forte, nonstd. holder   Their own holder design May 19, 2005 Community network
68. Michle, Praha, Czech Republic 470 m / 1.075 km 100 mm RX diameter 130/100mm, TX diameter 100/100mm
Gallery[1f04]
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Gallery[1f00] Before September 2006  
69. Polabiny, Pardubice, Czech Republic 470 m / 380 m 80 mm HPWT-BD00, PCB AUI, changed mechanics
Gallery[5b1]
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  8th March 2003 Connects two blocks of flats
70. Pardubice, Czech Republic 470 m / 479 m 90 mm HPWT-BD00-0000, BPW43, PCB. Changed mechanics.
Gallery[7a9]
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  March-August 2003 Part of ISP's network
71. Pardubice, Czech Republic 470 m / 479 m 90 mm HPWT-BD00-0000, BPW43, PCB. Changed mechanics.
Gallery[7aa]
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  March-August 2003 Part of ISP's network
72. Veverská Bítýška, Czech Republic 470 m / 690 m 100 mm HPWT-BD00, Tetrapolis, one side changed mechanics (behind window)
Gallery[10a0]
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  August 2004 Part of Bitnet WiFi network. One side on chimney, second behind a window.
73. Karviná, Czech Republic 460 m / 1 km 100 mm Partially changed mechanics, RSSI both sides cca. 3.6V, Rx, Tx: SMD Tesar & Skontorp, Interface: Twister, LED RSSI indictor.
Gallery[1a26]
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  2005 Kosmos <---> Panelák1, Linux router on both sides
74. Žatec, Czech Republic 450 m / 1.3 km 130 mm Tetrapolis, changes: heating resistor from inside and glued to lens. connectors in rear of tubes (no terminal strips used). PoE+RSSI on PCB added, LAN xformer added, 50m UTP. 3.7V RSSI on one side and 3.4V on the other. Almost standard mechanics.
Gallery[1e3f]
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  April 2006  
75. Togliatti, Russia 450 m / 1.3 km 100 mm Changed mechanics. Changed optics. TP interface
Gallery[1882]
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Homepage of the design 2004-2005 Smashnet and Corenet local networks
76. Petržalka, Bratislava, Slovakia 450 m / 700 m 90 mm nonstd. PCB electronics, changed mechanics
Gallery[1473]
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  May 2004 Between two blocks of flats
77. Pardubice, Czech Republic 435 m / 479 m 90 mm HPWT-BD00-0000, BPW43, PCB. Changed mechanics.
Gallery[7ab]
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  March-August 2003 Part of ISP's network
78. Hanspaulka, Praha, Czech Republic 445 m / 1.3 km 130 mm Own mechanics, electronics twister + SMD PCB Skontorp/Tesar, infra diodes, twister is placed in RX optical head, only UTP cable goes up, over which data, RSSI monitoring and power goes.
Gallery[1aca]
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Gallery[1b21] Summer 2005 Connects AP Čaroděj and AP Dyrinka in CZFree.NET
79. Temenice, Sumperk, Czech Republic 430 m / 1.07 km 100 mm Twister+TX original circuit, RX modified, modified mechanics, 3.0V/3.2V RSSI
Gallery[1ef2]
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  April 2006 Community network SPKFree.Net Sumperk
80. Smíchov, Praha, Czech Republic 418 m / 1.4 km 130 mm HPWT-BD00-F4000. standard Twister + airwire RX/TX electronics and very non-standard mechanics. It's made of thick metal pipes and welding and lathing were used in the process.
Gallery[1e5b]
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Gallery[1eb9]Homepage with a technical description May 2006 It links the "Bakulak" and "AVP Spojka" nodes in Prague's CZFree.Net.
81. Smichov, Praha, Czech Republic 417 m / 1.4 km 130 mm Heavily modified mechanics
Gallery[1ed0]
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Gallery[1ed7] Summer 2006 Links nodes YellowHill and jointer in CZFree.Net.
82. Moravská Ostrava, Czech Republic 400 m / 1.4 km 130 mm HPWT-BD00-E4000, lens heating and powerig via utp, twister smd plug, changed mechanics
Gallery[1d40]
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  August 2005 CZFree.NET, Ostravska Univerzita Prirodovedecka Fakulta
83. Hradec Králové, Czech Republic 400 m / 1.3 km 130 mm Nonstd. electronics, changed mechanics
Gallery[1750]
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Page about Ronja in hkfree March 2004  
84. Běhařovice, Czech Republic 400 m / 1.3 km 130 mm Analogue retranslation, HPWT-BD00-E4000, BPW43. Changed mechanics.
Gallery[d37]
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Gallery[c49] 19th September 2003 Connects two buildings of a factory over one analogue retranslation
85. Riga, Latvia 400 m / 1.3 km 130 mm HPWT-BD00, OP905, non-std. tx/rx PCB, std. twister, non-std. holder     July 25, 2004  
86. Dolní Nětčice, Czech Republic 400 m / 1 km 90 mm laser pointer, SFH203, nonstd. TX electronics, changed mechanics
Gallery[5f]
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  Summer 2002 Connects two households
87. Pardubice, Czech Republic 400 m / 379 m 80 mm HPWT-BD00-0000, BPW43, PCB. Changed mechanics.
Gallery[7a3]
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  March-August 2003 Part of ISP's network
88. Pardubice, Czech Republic 390 m / 479 m 90 mm HPWT-BD00-0000, BPW43, PCB. Changed mechanics.
Gallery[79f]
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  March-August 2003 Part of ISP's network
89. Pardubice, Czech Republic 380 m / 379 m 80 mm HPWT-BD00-0000, BPW43, PCB. Changed mechanics.
Gallery[7a9]
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  March-August 2003 Part of ISP's network
90. Žatec, Czech Republic 380 m / 1.4 km 130 mm Tetrapolis + changed electronics, HPWT-BD00-F4000. RSSI 3.5V and 3.6V. Almost standard mechanics.
Gallery[1d4f]
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  October 2005  
91. Žatec, Czech Republic 375 m / 1.4 km 130 mm Modified Ronja Tetrapolis:
  • modified heating with a resistance wire inside the lens
  • HPWT-BD00-F4000
  • PoE, RSSI and LAN transformer (all on a separate PCB) added to Twister (PCB) in a plastic box
  • TX/RX electronics unofficial SMD PCB
  • Ends of pipes and plastic boxes have connectors
  • Nonstandard mechanics
Gallery[1ee8]
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  September 2006 RSSI 3.37V/3.48V, connects Mladeznicka and Husova, runs for a commercial ISP
92. Pardubice, Czech Republic 360 m / 379 m 80 mm HPWT-BD00-0000, BPW43, PCB. Changed mechanics.
Gallery[7aa]
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  March-August 2003 Part of ISP's network
93. Michle, Praha, Czech Republic 374 m / 1.25 km 114 mm RX diameter 130/130mm, RX diameter 100/100mm
Gallery[1f0a]
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Gallery[1efd] Before September 2006  
94. Tisnov, Czech Republic 370 m / 900 m 90 mm Nonstandard mechanics - a holder welded from metal pipes which the user reports to be extremely unreliable. The RSSI goes up to 1V in saturation and 300mV on the link. But the construction is instable and ordinary values are 250mV. Uses a Twister. Connected to a patched switch on both sides.
Gallery[1f65]
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Traffic graph, Internet RTT graph January 14, 2007 Uplink for a community network.
95. Doubravice near České Budějovice, Czech Republic 350 m / 1.25 km 130 mm Modified mechanics, modified electronics of RX and TX, original Twister electronics. RSSI 2V.
Gallery[1dec]
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forum page July 28, 2005 AP D1 <-> AP D2
96. Buzau, Romania 350 m / 1 km 110 mm modified mechanics, modified PC interface, BPW43, OPE5687HP
Gallery[e3f]
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  February 2004 Sorin, Elvis, Dj.Fish project
97. Kolín, Czech Republic 350 m / 800 m 100 mm HPWT-BD00-E4000, SFH203, airwire, Twister PCB, modified mechanics
Gallery[106f]
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Network homepage August 2004 Community network Marconi
98. Šumbark, Havířov, Czech Republic 320 m / 700 m 90 mm         Between Baron School and TGM Square
99. Pardubice, Czech Republic 320 m / 379 m 80 mm HPWT-BD00-0000, BPW43, PCB. Changed mechanics.
Gallery[7ab]
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  March-August 2003 Part of ISP's network
100. Vinohrady, Praha, Czech Republic 318 m / 1.4 km 130 mm modified RX and TX
Gallery[1ebc]
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Gallery[1ebc] July 2005 CZFree.NET community network between nodes V3S and Snowflake
101. Radotín, Praha, Czech Republic 314 m / 810 m 90 mm  
Gallery[e92]
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Gallery[103b] Summer 2004 Part of CZFree.NET community network
102. "Dusík", Řepy, Praha, Czech Republic 302 m / 1.3 km 130 mm Almost standard mechanics.
Gallery[172a]
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Gallery[1729] Winter 2004/2005 Part of CZFree.NET community network. Unmounted.
103. Mělník, Czech Republic 300 m / 1.4 km 130 mm Changed mechanics
Gallery[1c6a]
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Gallery[1c6a] 2005 Community network
104. Mělník, Czech Republic 300 m / 1.4 km 130 mm Changed mechanics
Gallery[1c6a]
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Gallery[1c6a] 2005 Community network
105. Tupesy, Czech Republic 300 m / 1.4 km 130 mm Nonstandard mechanics
Gallery[1eb3]
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  Before 2006 Already unmounted
106. Hlučín, Czech Republic 300 m / 1.4 km 130 mm HPWT-BD00-F4000, SFH203, airwire + Twister   Hlucin.net 2005 28. října <--> Dukelská
107. Letňany, Praha, Czech Republic 300 m / 1.3 km 130 mm nonstd.mechanics
Gallery[e25]
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  October 27, 2003 Private amateur connectio of dormitory over company network into the Internet
108. Spišská Nová Ves, Slovakia 300 m / 1.3 km 130 mm Tetrapolis with modified mechanics
Gallery[11b2]
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  October 2004 "Thanks to Ronja we managed to dramatically reduce latency inside our network and increase overall throughput. At the moment we have 2 tracks installed but we plan at least 10 of them. Aside from Internet our users are interested in intranet too and it has been impossible on wifi since long ago because our SKFree.RUPPKI is one of the biggest in Slovakia (more than 400 users)."
109. Temenice, Šumperk, Czech Republic 300 m / 1 km 130 mm HPWT-BD00, AUI on PCB, changed mechanics
Gallery[445]
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  March 2003 Connect two blocks of flats
110. Letňany, Praha, Czech Republic 300 m / 800 m 100 mm HPWT-BD00-E4000 1 side AUI, RX, TX air, 2. side AUI air, RX, TX PCB Skontrop. Optical head without heel is standard construction, the rest of mechanics is changed.
Gallery[dde]
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Gallery[e6d] half November 2003 part of CZFree net, http://10.33.0.10
111. Lausanne, Switzerland 300 m / 640 m 90 mm SFH203, airwire, AUI/TP hack. Changed mechanics.
Gallery[da0]
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  December 2003  
112. Lužiny, Praha, Czech Republic 300 m / 600 m 130 mm HPWT-DH00, SFH203, PCB, changed mechanics     June 2003 Connects two flats together
113. 5km from České Budějovice, Czech Republic 300 m / 500 m 90 mm HPWT-BD00, airwire AUI, changed mechanics
Gallery[5aa]
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  January 2003 Internet connectivity for personal use
114. Smichov, Praha, Czech Republic 285 m / 600 m 60 mm Tetrapolis, Nonstandard plastic mechanics, Twister
Gallery[1ebf]
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Gallery[1ebf]
Traffic graphs
September 2006 CZFree.Net nodes bakulak and YellowHill
115. Petrovice u Karviné, Czech Republic 283 m / 800 m 75 mm Own holder, TX head 65mm aperture, RX head 90mm aperture, RX SMD Tesar&Skontorp, TX TMD Tesar&Skontorp, Twister, LED RSSI indicator, RSSI up to 1V, switch on both sides. Changed mechanics.
Gallery[1a81]
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link info page October 2004  
116. Zabehlice, Praha, Czech Republic 279 m / 1.4 km 130 mm     Gallery[1f98]   Between CZFree.net nodes FoFrNET CZ_Vilda and FoFrNET Home
117. Zbraslav, Praha, Czech Republic 270 m / 1.3 km 130 mm HPWT-BD00, BPW43, Twister PCB, changed mechanics
Gallery[fc6]
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Gallery[1462]Network homepage June 27, 2004 Connects two central nodes of network SouthPrague.Net
118. Čimice, Praha, Czech Republic 260 m / 500 m 90 mm HPWT-BD00, SFH203, Twister PCB, std. mechanics
Gallery[4f6]
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Network homepage. Link is between nodes (2) and (3). 7th December 2001 - October 2006 There used to be a Ronja 115 Loopipe prototype in operation on this track since Autumn 1999. Feeds Internet connectivity for 2 households. Unmounted.
119. Tupesy, Czech Republic 260 m / 500 m 90 mm Airwire, small chages in electronics, changed mechanics
Gallery[7b2]
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  Summer 2003 Connects end user to Slovacko Free Net
120. Pardubice, Czech Republic 260 m / 479 m 90 mm HPWT-BD00-0000, BPW43, PCB. Changed mechanics.
Gallery[7a6]
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  March-August 2003 Part of ISP's network
121. Michle, Praha, Czech Republic 256 m / 1.075 km 100 mm RX diameter 100/100mm, TX diameter 100/100mm
Gallery[1f06]
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Gallery[1efc] Before September 2006  
122. Spišská Nová Ves, Slovakia 250 m / 1.3 km 130 mm Tetrapolis with modified mechanics
Gallery[11ae]
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  October 2004 "Thanks to Ronja we managed to dramatically reduce latency inside our network and increase overall throughput. At the moment we have 2 tracks installed but we plan at least 10 of them. Aside from Internet our users are interested in intranet too and it has been impossible on wifi since long ago because our SKFree.RUPPKI is one of the biggest in Slovakia (more than 400 users)."
123. Čelákovice, Czech Republic 250 m / 90 m 90 mm Changed mechanics
Gallery[1c17]
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  October 2005 Built by Honza Král, installed in czela.net, Rumunská 1488
124. Chrudim, Czech Republic 245 m / 920 m 90 mm Own mechanics.
Gallery[1db2]
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Gallery[1dcf]
Extensive documentation
Summer 2005  
125. Mělník, Czech Republic 200 m / 1.4 km 130 mm Changed mechanics
Gallery[1c56]
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  2005 Community network
126. Karlovy Vary, Czech Republic 200 m / 1.4 km 130 mm Standard mechanics. Standard electronics, except changed RX and TX PCB.
Gallery[1dfb]
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  November 26, 2005 Backbone of ISP kvnet.cz. Between Úvalská and Východní.
127. Mělník, Czech Republic 200 m / 1.1 km 130 mm SFH203, HSDL4230, nonstd. electronics, changed mechanics
Gallery[f06]
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RTT, traffic graphs March 24, 2004  
128. Michle, Praha, Czech Republic 200 m / 770 m 100 mm HPWT-BD00-E4000, BPW43, airwire AUI, modified obsolete mechanics
Gallery[cd9]
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Track Homepage 24th September 2003 Private network. RSSI 1200mV. 3c509b against 3c900.
129. Čimice, Praha, Czech Republic 200 m / 480 m 90 mm HPWT-DH00, SFH203, airwire AUI, std. mechanics
Gallery[126b]
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Network homepage, between nodes (1) and (2). February 2003 Internet connectivity for 4 households
130. Hanspaulka, Praha, Czech Republic 198 m / 1.3 km 130 mm Patched mechanics, patched electronics
Gallery[1453]
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Gallery[1460] November 2004 Community network
131. Žatec, Czech Republic 180 m / 1.4 km 130 mm
  • Ronja Tetrapolis
  • TX/RX glass lens
  • LED HPWT-BD00-F4000
  • Heating resistors inside the optical head
  • PoE and RSSI and LAN transformer (all on a special PCB) added to Twister (PCB) in the plastic box
  • Ends of pipes and the boxes have connectors
  • Almost standard mechanics of the optical heads
  • Nonstandard mechanics of holders and consoles
  • RX and TX on airwire construction
Gallery[1ea1]
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  August 2006 For a commercial ISP
132. Chrudim, Czech Republic 180 m / 920 m 90 mm Own mechanics.
Gallery[1d86]
>> More...
Gallery[1dcf]
Extensive documentation
Summer 2005  
133. Buzau, Romania 175 m / 1 km 110 mm HPWT-DH00-G4000, SFH203, modified PC interface. Changed mechanics.
Gallery[e34]
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  February 2004 Sorin, Elvis, Dj.Fish project
134. Michle, Praha, Czech Republic 168 m / 800 m 80 mm RX diameter 100/65mm, TX diameter 100/100mm
Gallery[1f0e]
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Gallery[1eff] Before September 2006  
135. Mělník, Czech Republic 150 m / 1.4 km 130 mm Changed mechanics
Gallery[1c6a]
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Gallery[1c6a] 2005 Community network
136. Zernovice, Czech Republic 150 m / 1 km 95 mm AUI Interface, later upgraded to Twister, RX lens 10cm, TX lens 9cm
Gallery[1f4c]
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  2003 Unmounted December 2006
137. Jablonné nad Orlicí, Czech Republic 150 m / 830 m 100 mm HPWT-BD00-E4000, airwire RX&TX, changed mechanics
Gallery[438]
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  Around January 2003 Used by Vodovody a Kanalizace Jablonné nad Orlicí (Waterworks and Sewerworks) for interconnecting LANs in two buildings. The 100mm lenses are custom-made in Meopta Přerov and have AR coating
138. Temenice, Sumperk, Czech Republic 150 m / 600 m 60 mm Twister+TX original circuit, modified mechanics, 3.0V/3.2V RSSI
Gallery[1ef4]
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  March 2006 Community network SPKFree.Net Sumperk
139. Holešovice, Praha, Czech Republic 130 m / 1.3 km 130 mm HPWT-BD00-E4000, BPW43, airwire AUI, changed mechanics
Gallery[483]
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  Spring 2003 Internet connectivity for several households
140. Hanspaulka, Praha, Czech Republic 130 m / 1.3 km 130 mm patched mechanics and electronics
Gallery[1594]
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Gallery[15a1] October 2004  
141. Elk, Poland 110 m / 600 m 100 mm HPWT-BD00-E4000, BPW43, patched electronics and mechanics     November 2004 Part of ISP's network
142. Zabehlice, Praha, Czech Republic 103 m / 1.4 km 130 mm     Gallery[1f97]   Between CZFree.net nodes FoFrNET Holub and FoFrNET Home
143. Buzau, Romania 100 m / 1.3 km 126 mm laser pointer transmitter, BPW43. Changed mechanics.
Gallery[d29]
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  2003 Internet connectivity for the builder
144. Pardubice, Czech Republic 100 m / 479 m 90 mm HPWT-BD00-0000, BPW43, PCB. Changed mechanics.
Gallery[7a2]
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  March-August 2003 Part of ISP's network
145. Pardubice, Czech Republic 95 m / 379 m 80 mm HPWT-BD00-0000, BPW43, PCB. Changed mechanics.
Gallery[7ac]
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  March-August 2003 Part of ISP's network
146. Varnsdorf, Czech Republic 93 m / 1.07 km 100 mm SFH2030, Twister. Nonstandard mechanics.
Gallery[1f40]
>> More...
  October 19, 2006 gavanet, part of czfree
147. Michle, Praha, Czech Republic 72 m / 600 m 65 mm RX diameter 65/65mm, TX diameter 65/65mm
Gallery[1f0b]
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Gallery[1efe] Before September 2006  
148. Pardubice, Czech Republic 60 m / 479 m 90 mm HPWT-BD00-0000, BPW43, PCB. Changed mechanics.
Gallery[7a5]
>> More...
  March-August 2003 Part of ISP's network
149. Čimice, Praha, Czech Republic 70 m / 380 m 81 mm HPWT-BD00, SFH203, airwire AUI, one end changed mechanics
Gallery[636]
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Network homepage, link is between nodes (3) and (8). December 2002 Internet connectivity for personal use. Unmounted.
150. Student dormitory STU Mladosť, Bratislava, Slovakia 50 m / 380 m 70 mm HPWT-BD00-E4000, BPW43, airwire AUI, slightly changed mechanics     20th July 2003 Connects two buildings of the dormitory (Ynet network)
151. Student dormitory STU Mladosť, Bratislava, Slovakia 50 m / 380 m 70 mm HPWT-BD00-E4000, BPW43, airwire AUI, slightly changed mechanics     20th July 2003 Connects two buildings of the dormitory (Ynet network)
152. Zabehlice, Praha, Czech Republic 45 m / 1.4 km 130 mm     Gallery[1f96]   Between CZFree.net nodes Zabehlice - Aubrechove III and FoFrNET Home
153. Zurich, Switzerland 10 m / 50 m 26 mm Indoor simplex link with transmitter optics and receiver without optics. Prototype Tetrax console and Plazmatron holder and experimental optical head.     May 15, 2007 Used for testing of simplex RTP audio transmission (digital optical radio) with embedded MPEG encoders and decoders
Total: 15378.915 km / 158.794 km1426 mm 
>> More...
 7th December 2001 

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