any tone 588

Insermatic - Communication service company, offers VHF UHF installations for commercial use, based in Spain,

RTX Pictures - Photos of many RTX from Yaesu Kenwood and Icom

NH7C Amateur Radio Social Network - NH7C.com was created with the user in mind and sports many of the latest features available. Whether you have interest in Contesting, QRP, CW, Emergency Communications or any other facet of Amateur Radio, you are welcome here at NH7C.com.

Mueller Electric - Alligator Clips – Mueller Electric Company is a leading provider of automotive clips, battery clips, test leads, patch cords, banana jacks and Fluke accessories.

6m DX News page - Edited by Oz6OM to find out who's on 50MHz expeditions anywhere around the world. Most recent news on the web.

APRS in TA - First Turkish APRS web site. Many TA APRS Maps for UI-Wiev

Basics of Radio Astronomy - This workbook was developed to support training for the Goldstone-Apple Valley Radio Telescope, but is a resource applicable to all radio astronomy.

Effelsberg Telescope - The world's largest fully steerable radio telescope, the 100 m antenna of Effelsberg in Bonn, Germany, operated since August 1972.

National Radio Astronomy Observatory - Research facility of National Science Foundation, operates many radio telescope observatories.

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.

The most common RTTY systems - Info on ARQ AX25 HELLSCREIBER ITA SPREAD TDM RTTY and many more

VHF UHF Operating index - RAC - VHF UHF SHF Bandplans, repeaters, satellites and many related info by RAC

KB2VGH's VHF pages - Bandplans, Beacons and many useful info on VHF operations

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

A UA1OMS QSLprint service - Our company provides quality QSL printing service for affordable prices

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

Loop Recorder - Sound recording software for windows record anything anytime

WSJT High Speed Meteorscatter - "Software uses four-tone frequency-shift keying for meteor scatter. WSJT stands for ""Weak Signal communications, by K1JT"", and plans call for the program to include more than one communication mode."

SSTV Pal Multimode - SstvPal Multimode, predecessor of EasyPal not supported anymore by Erik Sundstrup

XASTIR - Xastir is program for receiving and plotting APRS™ position packets. Development is a collaborative effort of programmers and amateur radio enthusiasts from around the world. Xastir supports many map formats and is highly customizable. Xastir runs on Windows/MacOSX/Linux/FreeBSD/Solaris/Lindows. It supports 125 map formats, several types of TNC's and weather stations, Festival speech synthesizer, AX.25 networking (Soundmodem/Baycom/SCC!) and seven languages!.

HAM-LCT - Freeware logbook program with many features, includes CAT system and database for yaesu Icom and kenwood rtx by hb9cqv

Morse Code Practice Java Applet - CW ear trainer for Java-enabled browsers. Sends custom text, random groups of letters/digits/punctuation, or any random characters. 5-18 WPM code speed (18 WPM character speed).

RX-PSK31 - Easy to use Audio Spectrum and PSK31 decoding program specially designed for SWL's who don't need TX or for anyone who just like to monitor PSK31 or analyse signals. Adjustable DSP and Spectrum settings for audio and frequency spectrum to set for best decoding of PSK31.

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.

Krasnodar - radio schematics - Contain schematic diagram of many different radio, and some operations instructions.