digital com345 links - and 1 categories
Antennas : Vertical
- 20m Quarter Wave Vertical
- A quarter wave vertical antenna for 20 meters band, with a good swr on 200 KHz. This antenna is basically made from two lengths of emt conduit by N0EQ
[ Hits: 2369 | Votes: 4 | Rating: 3.25 ]
- East Ayrshire Radio Society
- Interested in all aspects of radio, including everything from the history of radio communications and vintage analogue equipment to developments in modern digital SDR
[ Hits: 185 | Votes: 3 | Rating: 6.67 ]
- German association dedicated to digital radio communications
[ Hits: 229 | Votes: 0 | Rating: 0.00 ]
- Mobile One Antennas
- Australian antenna manufacturer, Mobile 1 CB Radio Antennas, Mobile Phone Antennas 3G, NextG, EDGE Digital Radio & TV Antennas Broadcast Band Antennas Airband Antennas Amateur Band Antennas Scanner Antennas Commercial Antennas
[ Hits: 196 | Votes: 0 | Rating: 0.00 ]
- Getting started in Digital Communications
- A starting point for the ever increasing number of people wanting to get into amateur radio digital modes of communication by N8ST.
[ Hits: 284 | Votes: 1 | Rating: 1.00 ]
- CatFix for TS-590S
- A free windows tool that controls IF Filter switching and permit to configures the TS-590S for proprt digital mode operations by G3NRW
[ Hits: 636 | Votes: 1 | Rating: 10.00 ]
- iPad and FT-817
- Connecting the iPad or the iPhone to a Yaesu FT-817 using an home made cable, using common digital modes like PSK31 RTTY and SSTV. Article by Andrew VK3BQ
[ Hits: 1241 | Votes: 2 | Rating: 5.50 ]
- ScopeDSP analyzes sampled-data signals in the time and frequency domains. It can generate, read, write, window, and plot real and complex digital data signals.
[ Hits: 606 | Votes: 0 | Rating: 0.00 ]
- Codec 2
- Codec2 is an open source low bit rate speech codec designed for communications quality speech at 2400 bit/s and below. Applications include low bandwidth HF/VHF digital radio and VOIP trunking.
[ Hits: 481 | Votes: 3 | Rating: 7.33 ]
- ScopeIIR: an Infinite Impulse Response (IIR) digital filter design tool for Windows. It designs high-order IIR filters based on analog filter prototypes, and can design lowpass, highpass, bandpass, and bandstop filters.
[ Hits: 532 | Votes: 2 | Rating: 5.50 ]
- hamOS is a live and installable Debian based linux respin for Amateur Radio Operators. It is intended for new users with little or no linux experience. hamOS contains a variety of pre-installed applications for amateur radio like logging, homebrewing, digital modes, and more.
[ Hits: 1825 | Votes: 5 | Rating: 7.20 ]
- Voice Keyer Deluxe
- VoiceKeyDeluxe (VKD) will convert your sound card into a powerful and versatile digital voice keyer for contest or EME operations by N7QJP
[ Hits: 791 | Votes: 0 | Rating: 0.00 ]
- Using Frequency Counters
- A tutorial on using RF frequency counter, how a digital frequency counter works, includes frequency counter specifications and best practices in setting counter accuracy and resolution
[ Hits: 400 | Votes: 0 | Rating: 0.00 ]
- Transceiver opto insulated PTT Interface
- Optoinulated inteface for digital modes.
AFSK for Kenwood, ICOM, Yaesu. In Italian.
[ Hits: 312 | Votes: 1 | Rating: 10.00 ]
- Yaesu CAT Digital Interface
- CAT Control and AFSK soundcard audio interfacing for the FT-897D and FT_857
[ Hits: 739 | Votes: 0 | Rating: 0.00 ]
- Testing transistors and diodes
- How test transistors and diodes with a simple digital multimeter.
[ Hits: 159 | Votes: 0 | Rating: 0.00 ]
- How to measure current
- An article on how to measure electrical current with a digital multimeter or analogue multimeter.
[ Hits: 171 | Votes: 0 | Rating: 0.00 ]
- Logic Analyzer
- Article on how to use logic analyzers for testing complex logic-digital circuits
[ Hits: 254 | Votes: 0 | Rating: 0.00 ]
- Digital HF Antenna Analyser Project
- This antenna analyzer measures complex impedance over the 1.6 - 33 MHz HF spectrum
[ Hits: 1140 | Votes: 0 | Rating: 0.00 ]
- WiFi and Ham Radio
- WiFi intro for ham radio operators. How WiFi can be used by hams in repeater linking, digital voice and digital amateur television
[ Hits: 224 | Votes: 1 | Rating: 9.00 ]
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