pic cw keyer

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

Eliminating TX RF Feedback Problems - Malfunction of transceivers due to stray RF pickup is a common problem, especially when using end-fed antennas, high-impedance feedlines, or a poor ground counterpoise

Stone Vintage Radio - Antique Radios, Wireless, Crystal Sets, Tubes, and Valves - Stone vintage radio describes early radio from marconi to the 1960s. its covers antique radio, wireless, tubes, valves, crystal sets, and battery radios. included in the virtual museum are hundreds of pictures, images, and descriptions of antique radios, articles, faq, sell, and buy a radio.

Amateur Radio Swap List - This list is for Amateur Radio and Amateur Radio Related items. Private parties only, no commercial/business postings.

AL's Antique Radio Collection - Lots of pictures in this cool collection site

Antiques Boedo Radios - A large old radi picture collection from argentina

Art's Antique Radios - A good reference site for antique radio, bakelite paskon plastinc decription, microphones picture and antique radio gallery

Jim's Crosley Antique Radio Page - A web site dedicated to collecting and restoring antique crosley tube raidos. pictures and descriptions of antique crosley tube radios from the twentiew, thirties, forties, and fifties. radio advertising from the twenties, thirties, forties, and fifties. tube box art. links to many antique radio related sites.

Antique Wireless And Scientific Instruments - An on-line museum featuring over 400 pictures of radios and related items from the 1920's

Transoceanic resource library - Transoceanic radios, zenith radios, service data, pictures schematics, manuals and owners data.

R.L. Drake virtual museum - The complete catalogue of R.L. DRAHE HAM, Marine and Army production. Pictures, Description, Manuals, mods, and more.

HF CW contest calendar Priority listing - Calendar, rules and results of top rated CW HF contests with daily update by LZ1GL

K8ND SO2R Resources - Ideas and notes on designing a SO2R radio shack room. Includes lots of radio shack pictures used by K8ND as ideas to plan his new radio shack, with contesting in mind.

VE3RIX.ca - Manotick Amateur Radio Group - Ottawa - The Rideau Township village of Manotick, Ontario was founded in 1854 by Moss Dickinson and is located about 20 KMs south of Ottawa along the picturesque Rideau waterway.

CUE DEE - Antenna support engineering, manufacturer of antenna masts, supports, towers, self-supporting towers, telescopic masts, rooftops and wall supports

UK Radio Amateurs Annual CW Table - The purpose of the table is to encourage CW activity on the HF bands and six metres. Each year participants start afresh and work as many DXCC entities on each of the ten bands as possible between 0000Z on 1st January and 2400Z on 31st December

Linrad - Multiplatoform freeware DSP software. Linrad has its origin in software that was developed for 144 MHz EME CW but it is quite general and should be seen more like a kit for designing a receiver that a receiver for some particular usage. It can be used as a CW receiver with a small time delay and a fast waterfall graph. A dsp for conventional receiver to imporve signals readability, a spectrum analyzer.

QRS 4 - ON7YD slow CW and DFCW TX program for Windows, works with Argo. By Rik Strobbe

Rapido - Rapido will provide an automatic download of a JPEG picture from the internet at a certain time interval and show the picture on screen. In addition it allows you to save the downloaded picture on disk.

Black Cat CW Keyer - Black Cat CW Keyer for Macintosh lets you send morse code from your computer. You can type out the text to be sent (immediately or buffered) as well as create and send from one key

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

How make N-Type Connectors - How to make easily your N-type connector, pictures and procedure, step by step

Idiot's guide to coaxial cable  ^pop - A very beginner's guide to coax cables. Characteristics, detailed comparison of typical coaxial cables, commonly used connectors, and a few words about SWR.

A good regenerative receiver - A good SSB-CW-AM regenerative receiver with a fine tuning by moving the wooden stick with a grounded piece of PCB towards the coil.

High Voltage Breakdown Tester - K8CU technical topics article about high voltage breakdown tester necessary for testing of any high voltage components like vacuum tubes, high voltage capacitors, vacuum relay