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Andriska's Antiques - Antique radios for sale

DARC Ortsverband Duisburg - DARC DOK L16 Duisburg-Huckingen Ham Radio Club

DARC Ortsverband Dusseldorf R01 - Deutscher Amateur Radio Club - Ortsverband Düsseldorf, R01

Tilt-N-Raise - Heavy duty portable antenna mount

BitScopes Mixed Signal Oscilloscopes - Robust and affordable PC based mixed signal oscilloscopes for Windows, Linux and Mac. Isolated USB or networked connection to one or more PCs. Data acquisition, waveform generation and multi-user options available.

Six Meters: An Introduction - An extensive introduction to 50 mhz band, (6 meters)By Dave Finley N1IRZ, appeared in QRPp Winter 2000

Microwaves, a brief introduction - A very brief introduction to microwaves, by Thomas D. Williams, Ph.D., radio amateur WA1MBA

Introduction to MFSK and the MFSK16 - A new weak signal DX mode for Radio Amateurs, employing M-ary FSK, phase continous tones and convolutional coded FEC.

WM2U's MFSK Page - Introduction to MFSK operating mode.

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

Flexnet Powered Site - Italian web site about Aprs Uscc Rmnc Cluster tsthost fbb flexnet

KH6FOO Pages - Hawaii-Californian Tropo ducting reports

Introduction to VHF Propagation - Understanding basic VHF and UHF propagation, eskip, Backscatter, Meteor Scatter and more

Industrial Metal Supply Company - Full line metal service and retail center, stocking the largest variety of metals in Southern California and Arizona.

Hobby Radio - Repair and sale of icom kenwood and yaesu products

Going Postal Ham Radio T-shirts Priority listing - Going Postal produces unique and colorful t-shirts using postage stamps featuring ham radio or electronics themes.

Broadcast schedules - Current broadcasting schedule by languages

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.

Cluster monitor - Cluster monitor is a tool for web and telnet clusters monitoring. The program shows spot history, the latest spots are shown in a separate window with full information about the DX, announcements, WWV propagation, and full sorting and filtering capability. Full support for AALog and AAVoice by RZ4AG, DXAtlas by VE3NEA. Integrated dial-up support.

TCalc - TCalc+ analyses the Noise and intermodulation performance of radio receiver front-ends.

SeaTTY RTTY/NAVTEX decoder - Program to receive weather reports and navigational warnings transmitted on longwave and shortwave bands in RTTY and NAVTEX modes. None additional hardware is required - your need only receiver and computer with a sound card.

Simplex - SIMPLEX is a free windows program which transforms any transceiver into an audio repeater. It works on HF, VHF, UHF etc with SSB, CW, FM, packet, SSTV and every modulation mode.

SDRMAXII - graphical user interface which communicates with QS1RServer.exe over three UDP ports. QS1RServer.exe controls the QS1R Versatile Radio Board (VERB), a Software Defined Radio developed and produced by Phil Covington

F1EHN's EME System - Suited for EME operation, traffic procedures in real time

Firestik Library - Information regarding CB radio and the problems you may encounter during installation and use of your system.