bipolar regenerative rec

Stacked Halos antennas - Stacked halo antennas for omnidirectional coverage by W9KXG

Slinky Antennas - The first recorded use of the slinky as an antenna was by American soldiers during the Vietnam conflict. The slinkies were thrown over trees and used in emergencies when the normal antennas weree out of action

DX Central - DX web site includes dx cluster spots, dx news bullettins, band statistics, search spot archive and allow to receive dx spots in your mail box.

The VHF Dxpedition to Dominica - Main goals of this dx pedition was test out a MID SIZE 2MXP20 dual polarity or cross polarized Yagis in a field environment and shoot for a record number of EME QSO's using this system

AJ3U - SuitSat web log - Suitsat audio recordings and updates Welcome to AJ3U.com - The website of A.J. Farmer Hollywood, MD, USA

W5SJZ - LMRA Texas - Lockheed martin recreation association amateur radio club

SM5IQ Alf - "Ham" Radio, History of Amateur Radio Direction Finding (ARDF) in Sweden, Genealogy, Nostalgia. In English and Swedish

Joe Tracker Ham Radio eBay Auction Price Tracker - Ham radio equipment eBay prices, adjusted for trends, filtered for accessories, leaving only condition and auction terms to affect the final price. Also direct links to auctions, searches and recommended sites for research, plus amateur radio station rigs, projects and antenna farm.

GlobalTuners.com - GlobalTuners provides access to web controlled receivers. Listen to Ham radio, Tune Shortwave radio, Listen to Air traffic control, experience Airband receptio including ACARS and Airports. Tune remotely controlled receivers all over the world with your browser and get live audio.

Live receiver from Holland - PA3ANG online receiver Ten-Tec RX320 from holland

Donner's digital interface - Donner's digital interface sales. Interface that will let you connect your amateur radio and computer to receive digital modes of communication like PSK31, RTTY, CW, SSTV Also have rig control interfaces.

Begali - Officina Meccanica Begali has been manufacturing electro-mechanical precision components since 1960, and our line of fine keys and paddles for the ham community are a more recent addition.

Ramsey Electronics - Large selection of affordable and fun hobby kits as well as a really neat selection of electronic gear. Transmitters and receivers kits, test equipments, RF test enclosures.

AM Stereo - AM stereo receivers are available, with technical descriptions of modulation and demodulation, as well as listing of known AM stereo stations.

Bell Tower - Broadcast Tower Specialist. Offering Manufacturing, Engineering, Erection and Tower Extension Services. Self Supporting or Guyed Towers.

Mfsk - MFSK is an easy-to-use chat mode for real-time amateur contacts, nets and bulletin transmissions, but not intended for contesting or Bulletin Board System (BBS) use. It is a half-duplex non-Automatic Repeat ReQuest (ARQ) forward-error-correcting (FEC) mode. It performs well on long-path fading conditions and in the presence of interference

Olivia - The Olivia transmission system is constructed of two layers: the lower, modulation layer is an (almost) classical Multi-Frequency Shift Keying (MFSK) and the higher layer is a Forward Error-Correcting (FEC) code based on Walsh functions.

Q15X25 - Q15X25 is a packet modem with a KISS/AX.25 interface designed for HF transmission of AX.25 packets and TCP/IP using Automatic Repeat reQuest (ARQ) and forward error correction (FEC).

Mfsk - MFSK is an easy-to-use chat mode for real-time amateur contacts, nets and bulletin transmissions, but not intended for contesting or Bulletin Board System (BBS) use. It is a half-duplex non-Automatic Repeat ReQuest (ARQ) forward-error-correcting (FEC) mode. It performs well on long-path fading conditions and in the presence of interference

Yaesu FT-897 review - by Paul VK3TGX, review of the yaesu ft-897.

Radio Receiver Set - Italian radio dealer, offer surplus

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

Mikra s.r.l. - Surplus - Surplus electronics, satellite receivers, GPS

Dream - Opensource software implementation of a DRM Receiver. Digital Radio Mondiale (DRM) is a new digital radio standard for the long-, medium- and short-wave ranges

Sony SC1PC Software - Sony ICF-SC1PC Scanning receiver program