transmission line

Do You Need an Antenna Tuner  ^pop - Maybe yes, maybe no. It all depends on the type of antenna and feed line you're using. QST Article in pdf format

Saline County Amateur Radio Club - This is the amateur radio club of Saline County Arkansas. We are still growing each year currently with over fifty members. We are the oldest Amateur Radio Club in Saline County. Our current constitution dates back to our incorporation in 1971.

Tucson AZ Radio scanner  ^pop - Tucson, AZ police and fire scanner from StarNet, the online service of the Arizona Daily Star. Flash required to listen.

Gold Line - Manufacturer of professional audio test and analysis equipment and of cb, marine and amateur radio accessory equipment.

Eventide Inc. - extensive line of digital voice logging recorders, instant recall recorders, and accessories for use by communications and broadcast professionals

Aventrade - Radio battery store with online catalog, Yuasa Battery, NiMH Battery, UPS Battery, BB Battery, Luxeon LED Flashlight, Charger, Battery Pack, Battery Adapter, APC Battery, LED Flashlight, CR123A, Rechargeable Battery

Digital Radio Box - DiRaBox Digital Radio Box PC-controlled Shortwave Receiver for Software Defined Radio. The shortwave spectrum offers worldwide reception possibilities like broadcast and amateur radio.

Tokyo HY-Power  ^pop - RF Aplifiers and accessories. Solid State RF Linear Amplifier Engineering and Antenna Tuners

Mixed-Mode Operation on Voice Repeaters - Mixed-mode operation, where voice and digital transmissions are used in turn on the same frequency

Batteries and gadgets - Your source for weather radios, communication headsets, 14 channel radios, M&M groovy radios, smithsonian crystal radio and weather station kits, line restrictors, antennas,ham radio accessories, and battery products.

Radiocom - Radio electronic and antenna consulting, servicing and buildups of customer supplied components. Transmitter and receiver site work and on line help.

TNR Technical, Inc. - Batteries online store

Burghardt Amateur Center - Ham radio store and online shop

Austin Amateur Radio Supply - Austin Amateur Radio Supply, online amateur radio store.

Associated Radio - Ham radio shop with online catalog

TestParts Sales Company - TestParts.com carries RF Microwave WiFi Coaxial Attenuators Coax Adapters Dummy Loads Waveguide Oscilloscope Probe Leads DMM Manuals RF Switch Relay SurplusSales Bristol Spline Pocket Toner Tubes Digicon Heliax RF Parts Oldaker Test Leads Silver PL-259s

Jensen Tools - Tool Kits, Test Equipment and more On-line Catalog

Radio Australia ABC - Online in RealAudio and Windows Media formats, with multiple language shortwave schedules, and instructions for receiving Australian satellite radio and TV (AusTV).

Voice of Tibet - Voice of the Voiceless - Radio VOT daily broadcasts a 30 minute news service in Tibetan and a 15 minute news service in Mandarin Chinese.

Oromia Online - RSQBO - News and general information about Oromia and the Oromo people Ethiopia

Shortwave Spy Numbers Stations - Shortwave spy numbers stations types, schedule of transmissions

Listen to the world - List of English language transmissions - Sohl List of English language transmissions

Dimension 4 - Freeware software that synchronize your PC's clock. Dimension 4 monitor your Internet connection and automatically adjust your PC's clock when you're online at an interval you specify.

Coaxial Cable & Power Handling - This calculator can be used to estimate the attenuation (dB loss), power handling capability, and transmission efficiency for some of the more popular Wireless Communications and MIL Spec cables at the frequency of interest

Rig to Soundcard Interface by M0UKD - Practival project that contains two isolation transformers, one for AF from the tranciever to the line in on a soundcard, and one from the audio out of the soundcard back to the mic / data input of the radio. Both of which are variable inside the interface via two preset resistors.