europe psk frequency

V21ZG Antigua - March/April 2010 will be QRV from March 16th till April 4th on IOTA NA-100, 6-80m - mainly in RTTY, PSK and SSB QSL via DL7AFS

Resonant Frequency Podcast - The Amateur Radio Podcast by KB5JBV

How To Make A VO-52 SAT QSO Video - Using a home made 10 element 435 & IO Loop for 145MHz, with a Yaesu FT-847. Simon - 2E0HTS, adjusts his (uplink) transmitted signal to correct the doppler of the Received (downlink) frequency.

TCI International - US global provider of innovative radio frequency (RF) solutions for spectrum monitoring and antenna applications. Specializes in Spectrum Monitoring, Communications Intelligence , HF/MF Broadcasting & Communication antenna systems.

ASC Signal - Global manufacturer of Satellite Earth Station, Air Traffic Control Radar Antenna and High Frequency Antenna products for broadcast, government and enterprise satellite communication applications.

Taiyo Yuden - Ceramic capacitors, inductor ferrite products, high frequency dielectric components like chip antenna and filters.

Quartslab - Quartslab has over 30 years of experience in supplying quartz crystals to the international communications market. Our product range includes the supply of quartz crystals in the frequency range 1.5 to 225 MHz in all popular holder types as well as crystal oscillators in DIL8 and DIL14 packages.

Space frequency listing - Downlink frequencies for all kind of satellites

Wavelab - Multi-frequency radio interferometers

30 Meters receiver - A simple 30 meters receiver for low power QRSS Beacons and PSK31

How Satellite Doppler Tracking Works - The Doppler Effect allows the distance between a satellite transmitting from space and a radio receiver on the ground to be measured by observing how the frequency received from the satellite transmitter changes as the satellite approaches, passes overhead, and moves away.

Global Frequency Database - Frequencies from all over the world. 25000+ total records, 4600+ records feature exact GPS locations.

European monitor post - This blog is about utility and military monitoring in the HF/VHF/UHF range.

Ansoft Designer - Sesign-management environment and circuit simulator for radio frequency (RF) and microwave hardware development

PSK31LX - Modification to psk31lx originally written by Hansi, DL9RDZ, uses ncurses instead of a graphical interface and can run in a terminal window

RadioComm - RadioComm can be used to program your Icom radio's memory, or to create nice radio-frequency spectra or to interface your radio to a huge database of frequencies.

HamPort - A Free windows, universal program for RIG control, can read and set mode and frequency on your transceiver. The program can control ICOM, Yaesu and Kenwood transceivers, by DXSoft

WSCGen - Signal generator using the PC soundcard to output continuous tone, CW, SSTV, AO-40 telemetry, and PSK31 test signals with variable AWGN. The program will also output to a RIFF .wav file by AE4JY

Ham for iPhone - Ham is a free iPhone Ham Radio utility. View solar conditions (Solar Flux, Indices, X-Rays, Sunspots and calculated band conditions). View PSKreporter reports and Callsign lookups.

I-PSK31 - Ipsk31 is a modem based on Bpsk31 protocol for ham radio digital transmissions. Can be used on IPhone and Ipod Touch, and let you transmit and receive PSK31 directly from your Apple device.

VersaBeacon Project - The VersaBeacon is a frequency agile, modulation agile RF source using a DDS chip and minimal support circuitry. It covers a frequency span of 1MHz to 150MHz in 1 Hz steps and provides a variety of modulations

General purpose RF Wideband PreAmp - General purpose RF Wideband PreAmp based on BSX-20 transistor with a frequency range 14-550 MHz

The Rock-Mite CW Kit - The Rock-Mite is a 40m CW kit offered by Small Wonder Labs . It features built-in keyer, direct conversion receiver with a crystal RF bandpass filter, 500 milliwatts of power, and switchable frequency offsets to work around QRM

Frequency calibration procedure - Method of master oscillator calibration on most solid state rigs that are out there today by KK5DR

Precision Frequency Marker - Homebew a frequency marker by 7N3WVM