audio preamp

Receiving antenna for low bands  ^pop - K9AY loop antenna installed at PA6Z Contest group. This is a receiving antennas for the low bands (160m, 80m and 40m). Include schematics and info on a building the control box, preamplifier and low-pass filter

HB9AZT Internet remote station in switzerland - HB9AZT offer a free Ham Radio Receiver (TS2000) with live audio stream. Login is required for full control, available for paying members with valid radio amateur licence.

ARRL Audio News - ARRL Audio News contains highlights taken from the League's weekly publication, The ARRL Letter. ARRL Audio News is available via internet in mp3.

Las Vegas Metro Police Department 24/7 Scanner  ^pop - Las Vegas, NV Police scanner. It is 24/7 and live.

DX Audio Files - MP3 Sound Clips - International Medium-Wave DX by Mark Connelly, WA1ION

LNA Technology - LNA Technology High Performance Low Noise Preamplifiers for Amateur Radio, VHF-UHF weak signal, DX, EME, and commercial applications.

Global Connections Plus - RF Connectors, audio connectors, terminals, cable ties

Neutrik, Connectors - Supplier of professional entertainment connector products. The company designs, manufactures and markets audio, video, fiber optic and industrial connectors

Behringer - High quality audio systems

Gateway Electronics - Amateur radio kits, cw keyers, vhf mini receivers, 2 meter preamplifier and more audio related kits, based in St. louis, Mo and San diego, ca USA

ABC Dx Fundamentals of the Art of DXing - Fundamentals of the Art of DXing, an interactive tutorial, contains animated graphics & audio by Don Boudreau, W5FKX

Akron Antique Audio - Purveyors of Quality Vintage Tube Audio & Electronics and Vintage radios, Sales Service, Repairs & Restorations of quality vintage tube Electronics, Located in Akron Ohio

Lowe electronics - UK dealer for pmr audio accessories, batteries and cases, audio accessories and airwave tetra products

BEIJING ELJVT - Sell the China made electron tubes over a long period of time, the vacuum tubes/electron valves/Power tubes/Audio Tubes/Thyratrons/Magnetrons and accessories, the tube sockets, the vacuum capacitors, high voltage ceramic capacitors, aluminum electrolytic capacitor.

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 analasys or to set it for best decoding of PSK31 signals. By ON6MU

David Taylor Satellite tools - Collection of Satellite and Audio tools. Weather and satellite software and utilities

Voice descrambler - This program descrambles band inverted encrypted transmissions, usually found on VHF/UHF. It uses a NCO (numerical controlled oscillator) to re-produce the originally inverted audio band. Use it only if legally permitted in your country. I assume no responsabilities deriving from its use. Standard disclaimer applies

The 50MHz Assistant - Preamp & Power Amp By Alkberto, I0XGR

KI0LE Amplifiers and Preamps - Picture gallery of vhf uhf amplifiers

Soundcard Audio Tools and Toys - Soundcard audio tools and toys, experimental ideas and utilities. Signal Generator, Frequency-counter / instrument-tuner, Real-time Spectrum Analyser

Choosing a headphone for 160m - Weak Signal Audio 160m, choosing a headphone for weak signals reception

144Mhz preamplifier - A preamplifier project based on Rainer DJ9BV project, in french

PHEMT (GaAs FET) Preamplifiers - Angle Linear has been producing GaAs FET preamplifiers since 1980

DL5DBM`s 2 meter Antenna preamp - Homebrew with CF300 DGMF with about .24 dBD gain

CAT & audio interface - Schematics and plans to build a custom CAT and audio pc interface