crystal tester

Multi-Elmac - THE MULTI-ELMAC AF-67 Trans-Citer is a ten-tube variable frequency or crystal controlled seven band transmitter.

Martlesham DX and Contest Group - The Martlesham DX & CG was founded off the back of a group of keen UK contesters who wanted to do a serious effort in CQWW contests - WPX and CQWW SSB. G0KPW - M6T - M7T - M8T

Marconi Contest Club - The Club has the finality to collect all the Contester, mainly in Italy, to be able to exchange info's, operators between the stations, Contesting Tecnique, Tricks and Tips and Logs

Software for Ten-Tec Radios - Radio control and logging software for Ten-Tec Radios designed with the Contester in mind.

30m QRSS Junkbox Beacon - This simple 30m QRSS beacon is built entirely out of junkbox parts, the only component purchased specifically for this project was the 10,140kHz crystal.

RA0FF LogSearch Collection - DXers and Contesters logs. Interactive Logs, Log Search, Logbooks collections.

KA9FOX Contesting & DXing - Hundreds of links to information for the Contester and DXer.

Crystal Radio Resources Priority listing - Comprehensive site for crystal radios. Info on the third annual xtal set bcb dx listening contest.

RC.N Home of Radio Contesting - Interactive home for radio contesters. Includes scores database, access to contester chat, forums, real-time posting and near-real-time news feed.

World Wide Young Contesters - Amateur radio contest club created in 1999 to encourage new young hams from all over the world.

The National Contest Journal - The National Contest Journal, published bimonthly by ARRL, features articles by top contesters, letters, hints, statistics, scores, NA Sprint and QSO Parties

Aceco - Frequency counters, bug finder, RF testers, distributed by WiMo Antennen

INRAD International Radio - Supplier of custom designed, high performance quartz crystal filters for communications receivers and transceivers, for Yaesu Icom Kenwood and Collins radios

Bliley Technologies, Inc. - Quartz crystal oscillators, frequency control.

Hamtronics, Inc. VHF/UHF FM Receivers - A full line of single-channel synthesized and crystal controlled vhf and uhf fm receivers. Great for repeaters, telemetry, and control applications.

G3XBM Roger, QRP pages - G3XBM's Amateur Radio Page - with QRP, VLF and crystal set links

KQ6XA Bonnie Crystal - Lots of projects and introductions to RDF and T Hunting

Propagation Prediction Tool - This is a propagation prediction program tailored to the serious contester

Batteries and gadgets - Your source for weather radios, communication headsets, 14 channel radios, M&M groovy radios, smithsonian crystal radio and weather station kits, line restrictors, antennas,ham radio accessories, and battery products.

MJ Products - Wholesale distributor of CB radios, parts, antennas, microphones, power supplies, crystals, echo boards, expanders, meters and CB accessories.

Crystal Radio

Proagation Prediction Program (DOS) - Downloadable DOS program for propagation prediction for the serious contester.

Crystal set radio Priority listing - A short wave crystal set radio project

Ham Radio Circuits  ^pop - Circuits of SSB Transceiver, AM DSB Transmitter, Antennas, BFO, VFO, 807, FM Mike, Crystal filter and more.

Crystal Radios at crystalradio.org.uk - Shortwave and broadcast band listening using crystal (passive) radio.