cobra 29 ltd chr

Balcony and pedestrian mobile motor tuned loop - This antenna was designed to meet the requirements of a light body worn small magnetic loop covering all the frequencies continuously from 7 MHz to 29.4 MHz

Portable satellite antenna - A project for a portable antenna for amateur radio satellite reception, for 2 meters and 70 centimeters bands

EB5AGV's Boatanchors Schematics page - Hammarlund HQ-129X Receiver, Heathkit C-3 Condenser Checker, Heathkit QF-1 Q-multiplier and more

SM5HUA/B - Voodoo beacon 28.294MHz JP80wa Uppsala Sweden

YouTube - What the HELL? - Hellschreiber is an interesting ham radio mode developed back in the 20s. It is a bit strange and different, but fun. I'll explain what it is, then I make a couple contacts during the Hellschreiber contest.

A History of Hellschreiber - The first really successful Facsimile mode, is as old as electronics itself.

Hellschreiber frequencies - Suggested frequencies for HELLSCHREIBER operation by the feldhell club

Digital modes Babel Tower - A review of ham radio digital modes with watefall differences between PSK RTTY Hellschreiber MFSK Olivia JT65A and digital voice by HB9TPL

Feld-Hell Club - Club dedicated to the world of Hellschreiber

Hellscreiber sample - A sample picture of a Hellschreiber CQ call

Hellschreiber at Wikipedia - Wiki page of the Hellschreiber or Feldhellschreiber facsimile teleprinter by Rudolf Hell

WM2U's Hellschreiber Page - A complete guide to operate hellschreiber, includes a quick startup guide to IZ8BLY program.

The Hellschreiber a rediscovery - This article has been cut from Ham Radio, December 1979.

Hellschreiber by LA9IHA - Getting started with Hellschreiber

Hellschreiber snapshots - 136khz and hf hellschreiber images

K4JCW - Hellschreiber Resources

Hellschreiber Bibliography - Multilanguage documents about Hellschreiber

Hellschreiber machine - Pictures of Hellschreiber machines as projected by Rudolf Hell

HELLoIP - CWirc Hellschreiber extension - HELLoIP is a CWirc extension to do Hellschreiber over the internet, using gMFSK

An Introduction to Hellschreiber - Feld-hell club promoting the use of all hellschreiber modes on the amateur radio bands.

Radio Wiki NZ - Wiki Site dedicated to radio scanning info in New Zealand

Imagic Design - Used test equipment, reconditioned oscilloscopes, rental and repair service for test equipment

WinHell - Feld hell freeware windows program that permits RTX hellschriber operations by PA3BQS

Ham Radio for HanDBase - PocketPC mobile logging database for Amateur Radio operators for HanDBase

Description of CB Controls - A basic glossary of main controls you can find in a CB Radio