digital hf
60 links
Pages: 1 2 3 [next]
Internet and Radio : Radio Gateways- WinLink 2000
- WinLink 2000 employs Stations World-wide to provide an HF/VHF/UHF digital radio Interface into the Internet Email system for the mobile radio operator. Features include binary and graphic file attachments, APRS position reporting and over 340 downloadable WX products. The mode used is Pactor I and Pactor II.
[ Hits: 5287 | Votes: 19 | Rating: 5.68 ]
- Digital Signals
- signals and sounds available on shortwave/vhf radio today along with information on the available equipment needed to understand, analyze or identify these signals
[ Hits: 9763 | Votes: 16 | Rating: 4.75 ]
- Hoka Electronics
- The WWW home page for information about our specialist range of HF and VHF radio digital signals' analysis and decoding equipment.
[ Hits: 1653 | Votes: 3 | Rating: 7 ]
- DVX Project
- Digital Voice Transceiver Project
This Project began to explore the use of the DVSI AMBE 2020 voice compression chip and also the ADF7021 single chip VHF RF Transceiver from Analog Devices.
[ Hits: 1480 | Votes: 1 | Rating: 1 ]
- Digital Modes used in Ham Radio
- Article with waterfall pictures and samples of several digital modes like psk31, sstv packet pactor hellschreiber domino thor jt65 and more
[ Hits: 1129 | Votes: 3 | Rating: 7.67 ]
- WinDRM - HF Digital Radio Mondiale
- WinDRM is the hottest digital mode on HF today! Nothing else exists where you can transfer data at almost 1KB/s without using proprietary hardware. HF Digital Radio Mondiale allow fast data, pictures, and voice over a 2.5Khz bandwidth
[ Hits: 18050 | Votes: 22 | Rating: 7.81 ]
- FDMDV - Digital Voice
- FDMDV - Frequency Division Multiplex Digital Voice
Digital Audio over HF SSB.
FDMDV is the latest digital voice mode on HF - it caters to high quality digital voice under poor band conditions, in only 1100Hz bandwidth
[ Hits: 5518 | Votes: 6 | Rating: 7.83 ]
- JT65 Protocol
- JT65 is a digital protocol intended for Amateur Radio communication with extremely weak signals. It was designed to optimize Earth-Moon-Earth (EME) contacts on the VHF bands, and conforms efficiently to the established standards and procedures for such QSOs.
[ Hits: 1505 | Votes: 3 | Rating: 7 ]
- Olivia, the Magic Digital Mode
- Olivia MFSK digital communications are becoming popular in amateur radio because Olivia is one of the most robust methods of text keyboarding, that can perform superbly for long distance communications. Olivia frequencies, format and software
[ Hits: 1931 | Votes: 8 | Rating: 8.38 ]
- Ham Radio HF Digital modes
- A complete overview of modern digital HF radio operating modes: PACTOR AMTOR GTOR CLOVER RTTY PSK31 HELLSCHREIBER PACKET MT63 MFSK16 THROB.
[ Hits: 13656 | Votes: 352 | Rating: 8.42 ]
- ST2NH Nader
- Many satellites homebrew projects from the sudanese amateur radio station ST2NH active on satellites, ISS, HF phone and digital modes.
[ Hits: 495 | Votes: 2 | Rating: 10 ]
- VHF/UHF 2 meter PSK and digital Group
- Looking for Hams that want to experiment on VHF/UHF PSK/digital modes
[ Hits: 3804 | Votes: 19 | Rating: 6.27 ]
- Grandicelli
- Hf-vhf-uhf-shf-digital-monitoring-site,wavecom Decoder and tools, winradio and DRM decoders, WD3000 Direction Finding System , radioraft software. PFSL3000 Integrated HF-VHF-UHF signal monitorin
[ Hits: 828 | Votes: 0 | Rating: 0 ]
- PlanePlotter
- PlanePlotter is a windows decoder of live digital position reports from aircraft and plots them on a chart. Using PlanePlotter, you can see a radar-like display of all those aircraft around you that are transmitting the appropriate digital messages including ACARS, ADS-B and HFDL. Full Trial available for 21 days.
[ Hits: 12767 | Votes: 10 | Rating: 6.13 ]
- OH2GI Ham System
- All-mode contesting and logging software system designed primarily for on-line operation of HF digital and CW radio stations through Terminal Node Controllers (TNC)
[ Hits: 1582 | Votes: 3 | Rating: 9.33 ]
- DSCdecoder
- DSCdecoder decodes the DSC digital signals from ships and coast stations using the sound card in your PC. You need a suitable MF, HF or VHF band radio receiver tuned to one of the DSC distress and calling channels or to one of the Navtex channels
[ Hits: 6218 | Votes: 11 | Rating: 6.09 ]
- gMFSK
- Linux free multimode HF terminal program. Despite the name, gMFSK can send and receive many digital conversational modes typically used by radio amateurs on HF. Supported modes are:
MFSK (MFSK16 and MFSK8) RTTY THROB (1, 2 and 4 throbs/sec) PSK31 (BPSK and QPSK) PSK63 MT63 Feldhell
[ Hits: 4395 | Votes: 5 | Rating: 9 ]
- Codec 2
- Codec2 is an open source low bit rate speech codec designed for communications quality speech at around 2400 bit/s. Applications include low bandwidth HF/VHF digital radio.
[ Hits: 1239 | Votes: 0 | Rating: 0 ]
- Hombrewing an HF Transceiver
- This page will describe the construction of a multi band SSB transceiver with all its components Band Pass Filter, Oscillator/Modulator unit, RX/TX Mixer TX Amp I.F. Amplifier AGC VFO Driver amplifier Receive audio amplifier Final amplifier Low pass filter Digital display and VFO stabiliser
[ Hits: 4366 | Votes: 6 | Rating: 8.33 ]
- OH2NLT Experimental Digital HF Receiver
- SDR project based on a TI AFREDI8201 chipset with both ADC and DDC functions.
This SDR needs no external PC and is a RX only.
[ Hits: 2388 | Votes: 2 | Rating: 10 ]
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