dc converter

HF Digital Contest Calendar - IK6ZDE Monthly Digital Contest Calendar

QW Telnet DX-Cluster - One of the first DX-Cluster Telnet Clients ever. QWTelnet is a DX-Cluster telnet-programm and SOTAwatch parser with audio alerts, so that you not always have to pay attention to the screen.

DC7CCC Adventure Radio - Portable Amateur Radio Adventures like GMA, WFF, SOTA, etc by DC7CCC

WIA National News Podcast - Latest news from WIA also in podcast

GB2RS podcast - RSGB Podcast

Handiham Podcast - Ham radio for people with disabilities. A weekly podcast from the Courage Handiham System

W2ENY - Radio Accessories - Handcrafted Accessories for the shack by W2ENY includes Full range headphones with a mic, computer interfaces, mic ptt adapters

SEC America, LLC - offers Rack Mountable DC Power Supplies, OEM Power Supplies, and Communication Series Desktop Power Supplies for a wide range of uses, including powering radio equipment.

Low-frequency radio time signals - Several national physics laboratories operate radio transmitters that broadcast a time code signal.

Digital Modes - Getting Started in PC Soundcard Digital Radio, basics of amateur radio digital modes

VLF broadcast stations (10 - 150 kHz) - List of worldwide radio stations on VLF

Longwave DXing - Longwave refers to all frequencies below the lower end of the AM broadcasting band at 540 kHz

Grounds RF and DC - Asepects of grounds in mobile oeprations setups

High Speed Telegraphy Club - High Speed Telegraphy enthusiasts club established in 1952

A PC as VLF receiver - Using a PC with soundcard as a VLF receiver, how to use your PC as a receiver for narrow-band signals in the VLF radio spectrum by DL4YHF

KBC Radio 6095 KHz AM - Broadcasting week-end from 09:00 utc - 16:00 UTC in English - Trucker Radio , Transport Radio each week day day 08:00 - 10:00 UTC in Dutch

Offshore Radio radio broadcast Staions - live stream - A list of all Long Wave radio broadcast station that you can hear in the most of Europe with web stream audio links.

Soundcard Oscilloscope - PC based Soundcard Oscilloscope software that receives its data from the Soundcard with 44.1kHz and 16 Bit resolution.

MDSR - Modulator-Demodulator Software Radio A radio communication system where modulating and demodulating components are implemented using software on a personal computer or other embedded computing devices using by a converter.

Building a portable 12 Volt DC power source - Project with pictures and descriptions for building a portable 12 Volt DC power source by N1KXR.

LF Converter - Home made LF converter, listen to signals below 300 KHz

MDSR / SDR by VE3LNY - An SDR project, MDSR modulator-demodulator software radio, made using an inexpensive converter and a pc. MDSR has a transceiver and a receiver converters.

VGA To Scope Converter - Converting a computer\'s VGA output for an oscilloscope

TV To Scope Converter - This project takes after the VGA-to-Scope converter by using composite video rather than VGA signals to create a display on an oscilloscope.

RF Probe circuit - This RF probe circuit allows RF to be measured in the presence of DC