Digital Voice

46 links - and 3 categories

M17 digital radio protocol for data and voice - M17 is a community of open source developers and radio enthusiasts. We are building understandable systems in support of the hackers and experimenters' history of ham radio. M17 is developing open source hardware, software, and offers a complete digital radio protocol for data and voice, made by and for amateur radio operators. M17 voice mode uses the free and open Codec 2 voice encoder.
[ Hits: 56 | Votes: 17 | Rating: 9.47 ]

SM1000 FreeDV Adaptor - The SM1000 allows you to run FreeDV without a PC. Connect the SM1000 to your SSB radio, and you now have Digital Voice (DV). You don�t have to buy a new radio to run Digital Voice! It�s based on a STM32F4 micro-controller, has a built in microphone, speaker amplifier, speaker, and transformer isolated interfaces to your radio.
[ Hits: 129 | Votes: 0 | Rating: 0 ]
FreeDV - Digital Voice for HF bands - FreeDV uses an audio codec as a software based modem to decode and encode the voice and text data from your computer. The data is encoded and then is transmitted over the HF radio using AF signals that can then in turn be decoded by the receiving station.
[ Hits: 92 | Votes: 0 | Rating: 0 ]

Retevis RT3 Tytera MD-380 Modifications - Collection of modifications for the Retevis RT3, a monoband handheld transceiver for DMR (digital voice) and analog FM. It is almost identical to the Tytera MD-380.
[ Hits: 106 | Votes: 0 | Rating: 0 ]

Pi-Star Digital Voice Software - Pi-Star is a software image built initially for the Raspberry Pi. The design concept is simple, provide the complex services and configuration for Digital Voice on Amateur radio in a way that makes it easily accessible to anyone just starting out, but make it configurable enough to be interesting for those of us who cannot help but tinker.
[ Hits: 87 | Votes: 1 | Rating: 10 ]

The iKeyPad for ICOM Radios - The Icom series of radios from the IC-746 Pro on to the latest 7800 radios have a 4 memory digital voice and CW keyer built into the radio. This external Keypad, based on the official Icom circuitry can considerably help you on using the voice and cw keyer
[ Hits: 58 | Votes: 1 | Rating: 8 ]