dc converter

Tuning HF Coaxial Antenna Traps - The problem with making your own trapped HF antennas is usually getting the coaxial traps tuned to frequency.

Linux in the Ham Shack - Linux Open Source and ham radio for everyone blog

Dunstable Downs Radio Club - DDRC Dunstable Downs Radio Club

Mid Cheshire Amateur Radio Society - G3ztt mid cheshire amateur radio society, cheshire uk

HamCast.de - German Ham Radio Podcast. Der Amateurfunk-Podcast

El Mundo En Nuestra Antena - Spanish Hamradio Podcast made by Arturo EA5AYJ. Also available at iTunes.

Low SWR Podcast - Another podcast for the radio amateur by KD0BJT KD0BJS

Morse Code Podcasts - Morse code quote of the day

DX'ing with Cumbre Podcast - Home of the DX'ing with Cumbre radio show and podcast.

DX Partyline - DX Partyline shortwave radio podcast

The RainReport - Radio amateur informtation network podcast

Teen Radio Journey - Amateur Radio In The Eyes of a Teenager podcast

Resonant Frequency - Resonant Frequency: The amateur radio podcast was created to help get information on amateur radio out to the new ham and the ham that wants to find out about different aspects of the hobby they are thinking about trying out.

TS-590S RadCom Review - RSGB Radcom reviews the Kenwood HF/50MHz transceiver by G3SJX in 01/2011 issue. This is a short preview by Radiocronache.com

DC1YB Kenwood TS-590S Review - Impressions of the TS-590S HF transceiver from Kenwood

Kenwood TS-590S Radcom Review - Kenwood TS-590S Peter Hart reviews the latest HF & 50MHz transceiver published in RADCOM Jan 2011

Fairview Microwave Inc - Supplier of RF, Microwave, & Wireless passive coaxial components, including Coaxial Attenuators, Adapters, Cables, DC Blocks, Terminations, & Connectors

Shortwave Skeds - Shortwave broadcasting schedule in an excel file

ADIFLookup - This utility was written as an interface between N1MMLogger and Logger32. Freeware windows Log Converter.

Aldo - Morse tutor - A morse tutor that drives any Linux supported soundcard.

DB Watts EIRP Calculator - Online calculator, to convert dbWatts to Watts and vice-versa, or ERP and EIRP by G4URH

20m CW QRP Transceiver - The direct-conversion receiver uses an audio-based automatic gain control, an LC tone filter, and a 100-kHz crystal for frequency alignment. The same VFO is used for transmitting and receiving by DC1YB

A Simple Receiver - the DC40 - A beginner's direct conversion receiver

Crystal tester - Crystal tester project, crystals are used to control the operating frequency of transmitters, and it is used in radio frequency converters, oscillators, filters for cw, ssb and many other applications.

Multimeter with Sound Blaster - Sound card based multimeter