Search results
Query: digital
Links: 409 | Categories: 23
Categories
- Manufacturers > Digital and Packet Radio
- Operating Modes > Digital ATV
- Technical Reference > Digital ATV projects
- Operating Modes > Digital Modes
- Ham Radio > Clubs > Technical Specialty > Digital Modes Clubs
- Operating Modes > Satellites > Digital Satellites
- Software > Digital SSTV
- Operating Modes > Digital Voice
- Software > Digital Voice
- CB Radio > Packet and Digital
- Manufacturers > Digital Mobile Radio
- Operating Modes > APRS > APRS in USA
- Operating Modes > DMR
- Software > DRM
- Operating Modes > DSP
- Software > DSP
- Radio Equipment > VHF-UHF Mobile > ICOM ID-880H
- Manufacturers > Test Equipment > Oscilloscope
- Operating Modes > PSK31
- Software > RTTY
- Operating Modes > System Fusion
- Radio Equipment > VHF-UHF Handhelds > TYT MD-380
- Software > Voice tools
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October 2003 QST article on working digital mondes with sound card interfaces
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Connecting and configurig an USB Sound Card key to the raspberry Pi to allow digital mode decoding and remote rig applications
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Experiments with reception of digital shortwave broadcasts
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Comparison of all the oscilloscopes available for hobbyists, digital oscilloscopes that you can get for under $500, or oscilloscopes that you can build yourself.
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Pc based test and measurement equipment and instrumentation: digital oscilloscope, logic analyzer and spectrum analyzer.
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Electronic test and measurement; digital multimeters, clamp-ons, portable printers, meters and dataloggers.
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Setting up Digital voice keyer via USB for Kenwood TS-590
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Band pass filters, for radio frequency interference problems.
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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
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MiniDSP is a platform for digital audio signal processing applications. Manufacture low cost digital signal processor kits for the DIY/OEM market. Our flexible audio platforms are software controlled and easily upgradeable.
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Digital multimeters, power supplies, frequency counters, RF analyzers, signal generators
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Program for Amateur Radio use, features Digital modes such as FT4 FT8 currently implemented along to RTTY, PSK modes, DXCLuster and Radio interfacing. The database is built in the Sqlite environment.
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D-star amateur radio systems, your source for d-star digital amateur radio. D-Stars users website
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Greetins from Gran Canaria, Canary Island, includes many information and video about digital modes, in spanish
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SIM PSK 31/63 (Integrated Structured Message BPSK31) is a digital mode based on BPSK that use a structured predefined coded format to send messages, windows free software developed by Nizar Ben Rejeb
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The Kamloops Amateur Radio Club is a non-profit organization that has been incorporated under the Society Act. Our organization has been building and maintaining a network of Amateur Radio mountain top repeaters to enable voice and digital communications between a number of interior communities for many years.
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Homebrew Amateur Radio 440Mhz Interdigital Bandpass Filter
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This article was first published in CQ-TV issue 208. Author try to explain digital television in layman's terms and without getting too involved in mathematics.
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ARRL has embarked on a project to learn firsthand what D-Star digital technology has to offer and to assess its capabilities in a real-world Amateur Radio environment.
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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
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The purpose of the National Silent Key Archive is to collect and preserve photographs, life event narratives, and data artifacts of deceased Amateur Radio operators, and to make the Archive's digital library available to anyone wishing to view its contents online.
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Getting Started in PC Soundcard Digital Radio, basics of amateur radio digital modes
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WG4S Fat Wire Digital Interface for the Elecraft K2
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Whats new on ham radio with digital modes? DRMDV
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Peanut is a free Digital radio client Android App. The App requires a manual registration with the author and allow to chat in proprietary rooms or to connect room linked to DSTAR amateur radio repeaters worldwide. A central Peanut dashboard with current system activity is also available.
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Dealer of digital and analog panel meters Products include portable test equipment, oscilloscopes, recorders and temperature sensing equipment
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Using the raspberry Pi for amateur radio operations with digital mode decoding and log book program
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Amateur radio HSMM High Speed Multimedia, data and voice at ARRL website
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A Comparison of most popular Amateur Radio Digital Voice Systems DMR D-Star System Fusion presented by W9HPX Roland at the Charlotte Digital Radio Group in a comprehensive article about Digital Voice
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Using external usb sound card devices for amateur radio digital modes operations
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Configure the Kenwood TS-590S for Digital Voice Keying DVK, a must for contesting.
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dedicated to the discussion & development of ALL amateur / ham radio Digital Voice & Data communication
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Specialized in manufacturing measurement instruments for more than 25 years. Clamp meter, digital multimeter, analog panel meter, thermometer, and led panel meter
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A kit Digital VFO with pre-soldered surface mount parts and burned-in firmware, a scratch build with Arduino Nano, C code with modifications, and a Silicon Labs si5351 PLL clock generator on a breakout board.
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WB8NUT digital modes information page with various digital modes description and sound samples
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Group of dedicated amateur radio enthusiasts who want to further digital modes of communication in the central Ohio area. We have been active in packet, APRS, VOIP and are now proud to provide D-Star digital voice and data connectivity.
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As FT8, JT65 and JT9 are a time synchronized protocol, one soon discovers that an accurate PC clock is very important. If your workstation time is off it can cause you to send when no one is listening, or to listen when no one is sending.
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An overview of digital HF radio operating modes includes a sample audio recording of each digital mode by WB8NUT
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FreeDV plus Video adds simultaneous digital voice (FreeDV) to ZL2AFP's OFDM TV (see OFDM TV page listed under Software/SSTV and FreeDV page listed under Software/Digital Voice). An older version of OFDM TV is used, modified for compatibility with FreeDV. The video is 1 frame/sec, 36-lines, with full color. Total bandwidth is 3.5 kHz.
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JT9 is a amateur radio weak-signal digital mode can give little pistol stations big gun results, ARRL article by W4GAL
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Pro and cons of Digital ATV versus Analogue ATV
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DMR Contact Manager is a Free software package designed to make it easy to maintain channel, zone, contact and call group information in these radios. It is fully compatible with the Ham-Digital and RadioID database systems and allows instant codeplug updates from a wide variety of sources. DMR Contact Manager is designed for use with Connect Systems CS700/CS701/CS750/CS800/CS801/CS800D radios, as well as the Tytera MD-380/390/390GPS, TYT MD2017/MD9600, AnyTone AT-D868UV and AT-D858, Retevis RT3, and similar radios that use the RDT/RDB file formats.
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A summary of common calling frequency for each digital mode on that band.
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A Quick start guide to NPR New Packet Radio on 70 cm band by the NPR author Guillaume F4HDK. This presentation introducte basic concepts of this niew digital protocol, and guide the user to the first modem configuration both of client and master modems. Includes a final recap of commands.
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Next Generation Beacon hardware platform encompasses both analog and digital modes, i.e. CW FSK and MGM in a mixed mode configuration. The advantage of the mixed mode is that humans can decode the CW FSK by ear and the MGM can be decoded by computers way below what is audible. Therefore the MGM can be used for pre-human-conditions or early warning monitoring.
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German association dedicated to digital radio communications