dc police

Radiophile.com - Wood and plastic broadcast radios from the 1930s and 1940s, lovingly described and profusely illustrated.

MD-DC QSO Party - Rules and regs and forms and previous winners of this event.

Australian Callbook - Register of Radiocommunication Licences

ZF1DC David Corbin - Countries worked on 6 meters, ZF firsts on 50 Mhz, and links to resources.

EI4IX Dave - Dedicated to 50MHz and 144MHz. Online 2m and 6m logs. Real Audio sound clips of Tropo, Aurora, Sporadic E, Meteor Scatter, TEP and F2 Propagation.

Valcom Fibreglass Whip Antennas - Manufacturer of Fibreglass Whip Antennas, Low and mediun Frequency, HF and VHF Antennas Specialized in the design and manufacturing of a full range of Beacon (MF), AM Broadcasting 540 - 1700 KHz, HF 1.7 to 30 MHz, VHF 30 to 156 MHz and UHF 200 to 500 MHz antennas.

EH Antenna Systems - Provide information relative to a new antenna concept. AM Broadcast antennas and amateur radio prototypes

VLF Time Signal Broadcasts - Station List Compiled by William Hepburn, LWCA

K4SET, Soundcard Digital, MFSK - "MFSK and the SoundCard Digital Software Revolution"" by K4SET and WD4HVA"

Connect two PC together with Laplink cable - How to easy connect two Pc together with a laplink cable

RWC Belgium - World data center for the sunspot index

AA Woodcrafts - Amateur radio call sign displays precision cut in wood. Being 18mm thick they are designed to stand on a desk or shelf.

Save the BBC WS in NA - As of July 1, 2001, North America and the Pacific are no longer targeted with shortwave broadcasts by the BBC World Service.

Writing reception reports - A guide on writing reports to broadcasting stations and obtaining QSL cards

Contact info for Stations Worldwide - Address and links of many broadcasting stations

SW Radio Africa Home Page - SW Radio Africa is the independent voice of Zimbabwe broadcasting on the short wave

Hungarian Listener Homepage - FM & SWL, broadcasting, media, FMDX,frequency lists, ham adio

Replay Radio - Lets you automatically record your favorite radio programs from Web Radio broadcasts, and then listen to them later on your PC, MP3 player or Pocket PC.

EchoFilter - EchoFilter uses the soundcard of a PC to process income audio signals in real-time. The narrow filter bandwidth allow the extraction signals and sounds from the audio signal that may normally be close to inaudible. It is intended for radio HAMS, hobbyists, researchers, scientists and students in the DSP field.

Feldnew8 - DOS Hellschreiber radio program by G3PPT

MMSSTV - MM Hamsoft  ^{updated  pop} - SSTV freeware software for Windows by Mako JE3HHT. An excellent SSTV program that requires only a computer with soundcard, no expensive TNC required. Works on all Windows version including Windows XP, Vista and Windows 7

SRL QuickSilver QS1R VERB - The QS1R VERB is the most advanced open source digital down conversion (DDC) receiver board on the market. It features a Linear Technologies LTC2208 16 bit, 130 MSPS Analog Digital Converter (ADC) and an Altera EP3C16 Cyclone III FPGA. Connectivity to the PC is through a high speed USB 2.0 interface. QS1R covers 15 kHz through 55 MHz in its standard configuration and can be used in undersampling applications to 300+ MHz.

12VDC Power Supply - It is easy to build a 12 VDC power supply out of an old computer power supply.

A secure power supply - Dchematics and photos of a secure power supply (short-cut, Rf feedback, high voltage etc.) by iz7ath

PTT and Sound Card Interface - PTT and soundcard interface schematic by ON6MU