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The website https://www.qsl.net/dl5dbm showcases homebrew projects related to KW, 2-meter, 6-meter, antennas, amplifiers, preamps, power supplies, and more. It provides information and resources for radio amateurs interested in DIY projects and experimentation. -
This page contains links to 60 DXcluster telnet sites around the world. -
A custom made 80 meter loop antenna. Reports on usage and tips to build the support. -
Listen to the Baltimore City Police Live Scanner Radio Feed. -
This double extended Zepp provides 3 db gain over a dipole on the band it is designed for. Each side or leg is about 5/8 wavelength long. -
PSK31 Deluxe is a PSK31 and PSK63 program for novices and power users. It has been replaced by Digital Master 780 and is now a legacy product. The last version of PSK31 Deluxe was shipped with the HRD 4.0 SP4 kit and is no more availabe and supported. -
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The antenna was named for W4JRW who invented it and holds a patent on the basic principle and uses quarter wave stubs, 80, 40, 20, 15 and 10 meter bands -
Digital Master 780 is a windows multi-mode program which uses Ham Radio Deluxe for radio control. It is part of HRD package and support PSK, QPSK, Contestia, CW, DominoEx, Hell, MFSK, MT63, OLIVIA, RTTY, RTTYM, THROB and SSTV. Free version was made available with HRD 5. -
RadioComm can be used to program your Icom radio's memory, or to create nice radio-frequency spectra (see above) or to interface your radio to a huge database of frequencies. -
Windows operated software and technical documentation for President CB-Radio`s -
Simple wire antenna cheap to make, using readily available materials, Low angle radiation, with rejection of high angle signals Wide bandwidth, with resonance at the 80M DX window (3.790-3.800 MHz); and Maximum height is 40 feet -
Attic antennas can work better than you might think, some of mine work as well as their outside counterparts -
Experience and practical use of magnetic loop antennas, by N0HC -
How can you vastly improve your Medium Wave reception? its quite simple really, all you need is 120 foot of wire, a few lengths of timber and an old tuning capacitor with which you can build the answer to every DX'ers prayers, a tuned loop antenna. -
Successful apartment operating starts with an evaluation of the location -
This is a vertical multiband antenna made up of several aerial elements lambda/4 length, feeded with just a coaxial cable in French. -
A collection of projects for Amateur Radio Homebrewing enthusiasts -
This is a radio frequency propagation calculator for the transmission path between an RF transmitter and a receiver. -
How to make the Super antenna. To build this antenna you need a lot that is at least 100 feet across. Antenna covers all bands 80-10 meters + 30, 17, 12 meter WARC Bands This antenna works as a Full Wave Loop on 80 Meters and also works as a 2 wavelength open loop or Bi-Square on the 40 Meter band -
A digital mode decoding and terminal program that uses no terminal unit, terminal node controller, or multimode hardware. It does all its decoding using the sound card inside the computer, and it can interface with a radio using a COM port. Zakanaka is an extremely cost-effective way of operating PSK31 and RTTY -
Program that produces antenna radiation patterns and graphs for SWR, forward gain, and F/B ratios -
Devoted to all sorts of military radios and their hardware, as well as other interesting military items, and military vehicles. Army Radio Sales website contains a wealth of free information on military radios and military vehicles, as well as on-line manuals, your very interesting articles, thousands of pictures, as well as a fully automated free classifieds advertising section to advertise your needs. -
The Beverage antenna was invented in the early 1920s by Dr. Harold H. Beverage -
BC scanning guide include police scanning frequencies in Canada. -
Based on HB9CV, F6ITV decribes how build a swiss quand antenna for 28 and 50 Mhz. -
Pictures comments and detail on a 2 elements antenna for 2 meters band -
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Oscilloscope, Realtime spectrum analyzer, Impedance meter, RLC bridge and signal generator for Windows. Is a Windows application that converts your PC into a powerful dual-trace signal analyzer (oscilloscope, FFT etc...) . Uses your PC sound card as an Analog-to-Digital a Converter to digitize any input waveform and as Digital-to-analog Converter for the signal generator. True 24 bit adc/dac 48K/96k/192k sampes/sec. -
The Yaesu FT-857 has a number of undocumented features some of which are very interesting. -
Detailed plans of my homebrew receiver. Frequency coverage is from below 300kHz to 30MHz. Pictures, schematics, board layouts, parts lists and more can be found here. -
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Calculate eh antenna components dimension with this online form -
Scanner and radio mods taken from qrz ham radio cd rom -
FFTDSP is a PC program which can detect weak radio signals in real time. Uses the PC's soundcard and advanced signal processing techniques, extracts and displays weak signals from the receiver audio. -
Live streaming audio of VHF marine radio channels 05A, 16, and 22A from NJ and NY City -
PC sound card interfacing for RTTY SSTV PSK31, collection of interface connections to choose from when having a desire to use the Soundboard -
RadioRaft decodes 10 different ARQ modes, 8 different FEC modes, Packet, Baudot, CW... It works with a Hamcomm interface or a radiomodem. RadioRaft offers automatic detection of modes, speeds and shift. It comes with a frequencymeter/baudmeter included, it has signal frequency tracking and a bit by bit display mode. Very easy to use. practical and fast. -
Easy download your free high quality desktop image about amateur radio station and antenna -
FTBasic is a CAT control program for Yaesu radios FT100, FT817, FT847, FT1000MP Mark V and FRG100 -
HF receiving loop antenna, an easy-to-make receiving loop antenna for HF -
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WinDRM is the hottest digital mode on HF today! Nothing else exists where you can transfer data at almost 1KB/s without using proprietary hardware. HF Digital Radio Mondiale allow fast data, pictures, and voice over a 2.5Khz bandwidth -
General instructions for wiring a microphone to a radio -
1000+ Antique radio pictures in alphabetical order. -
Amateur radio clipart and animations. -
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Ottawa EMS live police radio, and emergency services canada -
Design of a preamplifier for 144 MHz with 1 dB NF and 23 dB gain using BF981. This amplifier is using a low cost silicon MOSFET (BF981 from Philips) to give more than 20 dB gain with around 1 dB noise figure on 2 meter. -
Tthe ultimate program designed to connect you to ACARS systems around the world via the Internet