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ISS
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Antennas : 80M Antennas : Baluns Antennas : Feed Lines
- RF Transmission Line Loss Calculator
- This calculator computes the matched line loss for a transmission line using a model calibrated from data for the transmission line types built in to the calculator. It also gives an estimate of the mismatched loss if the mismatch is specified.
[Hits: 258 | Votes: 0 | Rate: 0.00] Antennas : Theory
- Smith Chart Basics
- Smith Chart it is a graphic tool for solving transmission lines problems
[Hits: 146 | Votes: 0 | Rate: 0.00] Antennas : Theory : Impedance matching
- Gamma Match Article
- A working analysis of the gamma-match problem that gives usefull practical results. New light on the question of when it will and when it won't give a perfect match to the coaxial transmission line.
[Hits: 1095 | Votes: 0 | Rate: 0.00] Ham Radio : Clubs : North America : USA : Missouri Ham Radio : Regional : VU India Internet and Radio : Live streaming
- VE3VRW Macintosh Satellite Gateway
- Listen to the Gateway Live on the internet
Amateur Radio Operators in Southern Ontario and Western New York have been using the VE3VRW Satellite Gateway via the Toronto Area SSPBD Repeater System to make contacts on AO-27, UO-14, SO-67, Sunsat, SO-41, SO-50, Echo, Mir and ISS since it was first installed in 1997. MacDoppler tracks the FM UHF/VHF Amateur Radio satellites 24 hours a day, 7 days a week.
[Hits: 756 | Votes: 3 | Rate: 1.33] Internet and Radio : Police Scanners Internet and Radio : Video
- K2NCC's YouTube Channel
- Video samples of amateur radio, military, government, domestic and international data transmissions. Covering such digital modes as ACARS, CHIP, DOMINO, JT65, MT63, NAVTEX, and many more by K2NCC Frank
[Hits: 204 | Votes: 7 | Rate: 9.29] Operating Modes : APRS : APRS in USA
- Tri-state APRS Working group
- APRS resource community for Illinois Indiana Kentucky Ohio s. Michigan s. Missouri w. Virgina and Tennessee
[Hits: 79 | Votes: 0 | Rate: 0.00] Operating Modes : DSP
- WinMor
- A new HF transmission protocol for Winlink 2000
[Hits: 355 | Votes: 2 | Rate: 10.00] Operating Modes : Morse code : Learning Morse Code
- W1AW Code Practice Files
- W1AW code practice transmissions for the dates and speeds indicated. The files are in MP3 format
[Hits: 387 | Votes: 3 | Rate: 4.00] Operating Modes : Satellites
- Heavens Above
- Live realtime satellite tracking system show current status of amateur radio satellites and more. Track ISS and all ham radio satellites.
[Hits: 754 | Votes: 4 | Rate: 10.00] Propagation : Long-Delayed Echoes Radio Equipment : HF Transceivers : Icom IC-7000 Radio Equipment : HF Vertical Antenna : GAP Titan Software : Antenna analysis
- SuperSmith
- Program to mechanize Smith Chart operation
This graphics-intensive program is a valuable transmission-line calculator for both advanced and beginning users. Based on the venerable and highly intuitive Smith chart, it provides high-accuracy computations without recourse to paper, compass or straightedge.
[Hits: 464 | Votes: 0 | Rate: 0.00] Software : Weak Signal
- MF TeleType
- MF TeleType is a program for amateur radio digital communication via sound card, ham radio chat program for extra reliable text transmissions over long distance
[Hits: 206 | Votes: 0 | Rate: 0.00] Software : iPhone
- I-PSK31
- Ipsk31 is a modem based on Bpsk31 protocol for ham radio digital transmissions. Can be used on IPhone and Ipod Touch, and let you transmit and receive PSK31 directly from your Apple device.
[Hits: 2925 | Votes: 3 | Rate: 4.67] Technical Reference : Antenna Switch Technical Reference : QRP Projects
- Tuna Tin 2
- The Tuna Tin 2 is a simple transmitter originally designed by the legendary author and experimenter Doug DeMaw, W1FB. The TT2 was first published in the May 1976 issue of QST.
[Hits: 320 | Votes: 0 | Rate: 0.00] Technical Reference : Radio Frequency Interference : Noise Reduction
- Ferrite in EMC applications
- Electro-magnetic compatibility EMC issues arise when electronic systems interact in an un-desired way
[Hits: 132 | Votes: 1 | Rate: 9.00]
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