tu tubes

Oscar Kilo Dx Group - 11m radio Oscar Kilo dx group HQ based central Uk

Aussie CB Radio - The aim of this page is to provide a resource for CB radio enthusiasts everywhere, with particular focus on Australian users, includes Mods, schematics, beginners articles, chat forums, technical articles, funny stuff.

OD5RMK Ramkin Isl. AS-108 - Dx-pedition in Lebanon on July 2004 by I1HJT - I1NVU - IK1QBT - OD5LN pictures and Log on-line it's available on web site. Qsl via I1HJT

HB9TOW - Turkish HAM and CB radio - TA2MOG (HB9TOW) website. Ham and CB radio pages in Turkish, forum, with a summary English section. Info in visiting Turkey.

PROCOM Antennas - Manufacturer of communications antennas, bandpass filters, RF combiners, receiver multicouplers, diplexers, duplexers, RF connectors, RF circulators, RF isolators, RF couplers and SWR meters

TestInHouse - Manufacturer of RF Shielded boxes, RF shielded enclosures, test accessories for wireless phones and handhelds testing. RF and Audio test solutions. GSM, CDMA, BlueTooth, Wi-fi test.

ASTER Teleservices - Telecommunication Infrastructure jobs including the Tower and Foundation design

American Tower Company - Manufacturer of self supporting towers. 10 to 200 feet. Residential, commercial, Wi-Fi, safety and communication.

QRP LABS - The QRPLABS series of single band QRP CW tranceiver kits are high performance CW tranceivers with easy operating features, small size and light weight.

How ham radio works - How Ham Radio Works, by Gary Brown, Ham radio can be very portable and affordable. In this article, we will look at ham radio and show you how to get started in this wireless world

Turkey echolink map - Turkey echo link map by TA2CDL

Flex32 / Soundcard Packet for Windows - Flex32 soundcard packet tutorial by Charles Brabham N5PVL

Automatic Picture Transmission - Automatic Picture Transmission (APT) is used by Satellites to enable a fully automated unattended reception of the transmitted pictures.

HRPT - NOAA HRPT - High Rate Picture Transmission, the main source of high quality data from polar orbiting meteorological satellites

Newcastle Scanning - Newcastle Scan is the premier radio scanner site for Newcastle AUSTRALIA and a leader in live scanner feed, pictures and emergency recordings GRN INFO AND IDS frequencys

Spectrum Analyzers and Electronic Test Equipment - We sell a wide variety of new and used spectrum analyzers from leading manufacturers such as HP/Agilent, Anritsu, Tektronix and others.

Metux SSTV radio fax solutions - Provide software and appliances for picture transmission via SSTV and radio fax. Software products are available on GNU/Linux and may be easily used for automatic (non-interactive) image transmissions and receival.

MorseGen - MorseGen is a simple program the purpose of which is to generate Morse Code at whatever speed you feel comfortable reading, for practice purposes. It wasn't designed to be a tutor for those who know no Morse at all, although you might find it useful for that purpose. It doesn't have a feature for sending small character groups over and over, although this can easily be achieved by creating text files containing the character groups you want to practice.

Morse Pilot - Morse Pilot is a popular and very comprehensive freeware Morse code tutor, trainer with decoder and encoder functions. Morse Pilot is intended for personal training, for example for radio ham or aviation examinations.

MiniLog Beta - MiniLog is a very basic electronic amateur radio contact log from palm platform. It is intended for small-scale use, such as back-packing and emergency setups.

Big Fat Tail Productions - PocketSat is a full-featured satellite tracking application for PalmOS and PocketPC devices. It is designed to be usable by both experienced satellite trackers as well as novices who are interested in knowing when they can simply look up and see satellites.

Introduction to spectrum analyzer - Explains the fundamentals of swept-tuned, super heterodyne spectrum analyzers and discusses the latest advances.

430MHz ATV transmitter - ATV transmitter on 430MHz band used with special transmitting tube named 5894 for final stage. Run about 10W average for TV signal and 20W at synchronous peak. Final stage control gird modulation works well for NTSC color video signal and good at audio as well.

Interference Handbook - Interference to home electronic equipment is a frustrating problem; but, fortunately, there are several ways to deal with it. This handbook provides a step-by-step process for eliminating the interference

Using ferrites for interference suppression - This tutorial is meant to shed some light on the use of ferrites, and also presents some comparative frequency domain measurements both to illustrate some of the points, and to give designers an idea of what they might expect in using and specifying a ferrite component