50 beacon homebrew

A Hairpin match for 5 el. Tonna - How to improve the gain of your 5 element Tonna yagi for 50 MHz by roughly 3 db! by PA2HJS

Building baluns  ^pop - How to easily home-brew baluns even in strange formats 1/1 - 2/1 - 4/1 - 6/1 - 9/1 - 12/1 et 16/1 for bands from 1.8 to 30 (50) MHz in french

Oldradios.co.nz - A new zealand radio servicemans personal tribute to old 'boatanchor' valve communications receivers, dx listening posts of the 1950's, early radio literature, vacuum tube (valves) collection, early tube testers, unusual

Michelle Troutman Electronics - Sams Manuals and Manufacturers' Service Manuals Sams from the early 1950s through late 1970s; various service manuals for brand name equipment from the 1950s to 1991. NOS Vacuum Tubes A price list of over 1100 tubes.

Adrian's British - A site mainly concerning British Portable Valve Radios of the 1950's

K2TQN's OldRadio Museum - The theme is "Ham Radio before 1950" Featuring an authentic Collins AM Ham Radio station.

Western Historic Radio Museum - Vintage radio equipment and memorabilia 1910 - 1950

Ascension Amateur Radio Club - Amateur Radio serving Ascension Parish and all of South Louisiana runs a 10 meter beacon

Clear Lake Amateur Radio Club - CLARC was founded in 1987 as an ARRL Special Services Club and is an IRS 501(c)3 not-for-profit organization serving the NASA/Clear Lake area of Houston, Texas. Our mission is to expand the visibility of amateur radio through education, training, and fellowship and to use our capabilities for the public good

Setting up a live broadcast on the internet

Low Power Radio and Broadcast Company - Manufacturers of high performance low power am transmitter products: sstran amt3000, bc-100, and the mw-250. for home and professional use.

G4OEP QRSS pages - Pictures of QRSS Signals, a homebrew receiver for 136 Khz

DL6JAN QRSS beacon experiments - A summary of QRSS activities on 30 meters band. Hombrewing a QRSS Beacon

G6AVK QRSS experience - QRSS/QRPp and Beacon News and info with some very interesting links

I0SKK - 10 MHz QRPp beacon - Pictures and schematics about QRPp experiments using QRSS on Ham Bands as 10 MHz, 7 MHz,

30 meter MEPTa kind of QRSS and QRPp Beacon

AA4XX QRSS Beacon - 30 meter QRSS beacon of AA4XX

QRSS Keyer - An homebrewed QRSS CW keyer

The Noise Floor - The noise floor: 1750 meter lowfer and medfer resource

PalmProp - PalmProp is a software for PalmOs dedicated to the forcast of HF radiowave propagation by f5hla

SCAN505 - A simple freeware scanner program for the Kachina DSP505. The software does NOT control the radio thru the interface port - it works in conjuction with the Kachina control software using the file interface

An Intelligent keyer for FSK beacon usage - Designing a beacon keyer that transmit the relative output power along to call sign.

G0UPL 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.

A low cost dummy load - This article describes a low-cost, low-to-moderate power dummy load, which presents a 50-Ohm resistive load from HF through 440MHz.

External Keypad for FT-817 - An external keypad for FT-817(ND), for the serious portable/field-day contester/operator. Homebrew it with the free firmware and public circuit diagram. The circuit is very simple and takes power supply from the ACC port of the radio