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Electro-Voice Model 664 (EV 664) cardioid microphone, wiring diagram, pictures and data sheet

LinkPlus products enhance the voice quality of HF SSB amateur. Eliminates virtually all channel noise and interference and greatly strengthens SSB radio signals

an up to date listing for 6 metre repeaters in the Australia (VK) and New Zealand (ZL) regions

This is a page designed to help the EMCOMM operator thinking of going portable. It will describe a way of having VHF UHF HF voice and digital in one box

Free Ham Radio web server with Voice-over-IP technology for ham radio in Russia.

Dedicated to providing superior products to the Amateur community. screwdriver Control, Icom 7000 and IC 706 tune control, voice and cw keyers for Icom Radios, yaesu tune control.

This summer, WBCQ is running The Voice of the M/S Katie, live radio broadcasts originating from our radio ship the M/S Katie in Boston, Massachusetts. WBCQ broadcasts 50,000 watts on each of its four international shortwave transmitters on 5.110, 7.415, 9.330 and 18.910 MHz

The Voice Of Mongolia is the country's only overseas broadcasting service and is operated by Mongolian Radio & Television, a public service broadcaster of the Mongolian Government.

Come with us and enjoy our voice chat from Chicago, spanish and english.

National rf provides consulting engineer services, and manufactures direction finding antennas, test equipment, communications receiving equipment and adjuncts, satellite antennas, voice amplification and audio equipment.

Personal site of Russian DXer Dmitri Mezin. Contains a fresh edition of his Signal bulletin, archive of all previous issues and QSL gallery.

Digital voice on Amateur Radio - devoted to the discussion of digitized voice and data over analog emission modes.

The radio voice of Canada broadcasts daily programs in French, English, Spanish, Arabic, Chinese, Russian and Ukrainian, on shortwaves, satellite and via RealAudio.

QRadioLink is a Linux analog/digital SDR transceiver application with Codec2 digital voice mode support.

Radio for Peace International (RFPI) is a Global Community Radio Station located in Costa Rica, Central America that broadcasts progressive news on shortwave radio and the internet on topics of Peace, Human Rights and the Environment. RFPI gives a voice to the voiceless by promoting democratic communication.

Democratic Voice of Burma is a multimedia organization focusing on Burma - Myanmar. We provide impartial news, information and analysis about Burma. We have two hour daily radio broadcast to Burma via short wave, promoting press freedom, democracy and human rights. Our news is available in Burmese, English, Arakan, Chin, Kachin, Karen, Karenni, Kayan, Mon and Shan languages.

The Vocal Keyer is a stand-alone voice keyer for your radio. It can be built with two 16-second or four 10-second recordable messages by KG4JJH

Via this interface you have access to one of the biggest databases on amateur radio voice repeaters.

SW Radio Africa is the independent voice of Zimbabwe broadcasting on the short wave

The Peekskill / Cortlandt Amateur Radio Association, Inc. (PCARA) is a Volunteer Non-Profit Community Service Organization Serving the Greater Peekskill / Cortlandt Area of Westchester and Putnam Counties in New York State. PCARA operates three voice repeaters in the Northern Westchester / Southern Putnam County region of New York State.

Tait electronics provides advanced and reliable voice and data radio communications products and solutions, specialising in customised solutions for organisations worldwide.

Setting up Digital voice keyer via USB for Kenwood TS-590

Setting up the N1MM Voice Keyer using the Ultimate Linking Interface (ULI)

The friendly voice of central pennsylvania

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.

Have you searched and searched for a good speaker for your ham radio? That perfect speaker that would let you hear voices through the noise and static without hiss?

The onslow amateur radio club provides this web site as a public service to all radio amateurs within jacksonville, onslow county, and the surrounding areas in north carolina.

A voice keyer for field day or general portable operations made with the DH8BQA cq machine kit

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.

This Microphone comparison article summarizes the test results of two popular ham radio microphones the ElectroVoice RE27 and Heil PR781

Amateur radio HSMM High Speed Multimedia, data and voice at ARRL website

Voice of the Communist Party of Iran

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

By using HamRacer, a windows based voice keyer, also dumb radioamateurs can take part to SSB contests. The unique synthesized PC-based voice keyer for HF and VHF SSB contests. In this video you can assist a real contest with recorded QSO with: SP6OWA, S57O, OK1IEI, 9A1DL, OE1PAB, OK1GTH, 9A1E.

Configure the Kenwood TS-590S for Digital Voice Keying DVK, a must for contesting.

dedicated to the discussion & development of ALL amateur / ham radio Digital Voice & Data communication

The appropriate use of lingo in the voice modes

Ethiopia

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.

Voice ID for repeater stations project

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.

Biafra nation

Article by W1TAG on operating modes used on low-banding. The 2200 meter band (135.7 - 137.8 kHz) is only 2.1 kHz wide, so voice work on SSB or AM is out. Find out the best modes on LF

Voice of Iraqi Kurdistan (KDP)

Des Moines Radio Amateurs' Association Central Iowa’s voice for Ham Radio

Shrine Temple Amateur Radio Club

A voice keyer completely integrated into the standard Yaesu MH-31 amateur radio microphone