audio spectrum analyzer

JA0RUG DX Diary - DX Audio Clip and others Blog by JA0RUG

Florida DSTAR repeater live feed - Listen to the DSTAR Repeater from Florida USA currently connected to Reflector 1c

PI4CC Live audio - During PI4CC contest club activities you will be able to listen what they hear.

Rutherford County Sheriff and Fire Live Scanner - Rutherford County Sheriff and Fire Live Scanner Audio Feed on RadioReference.com

Tucson Police and EMS Live Scanner Audio Feed - Tucson Police and EMS live scanner audio feed on radioreference.com

Digimode Sounds - Audio recordings of popular and not yet so popular digimodes

Digital Modes Samples - Audio recording of many ham radio digital modes emissions. Sound samples of HF VHF digital signals samples and published by KB9UKD

Eletec Broadcast - EB Broadcast provides Audio, Studio and Transmission Equipment, FM Transmitter, rf power amplifiers, audio processor for radio stations.

LBA Technology - LBA - DTV & RF test systems; AM antennas; RF shielding; RF compliance, safety, interference, intermodulation services; AM detuning, Antenna SWR Analyzers

Digital Modes Information Page - An overview of digital HF radio operating modes includes a sample audio recording of each digital mode by WB8NUT

Morse Code Sound Samples - G4UCJ morse code table with mp3 morse audio samples

Marine Audio Direct - From marine stereo, to marine radio ,cellular amplifiers,cb radios, marine antenna and more marine radio products online shop

Sound Company Virginia - Sound System Alexandria, Baltimore, Maryland, Washington DC Priority listing - Sound company virginia provides audio equipments, audio tape recorder with the capability to directly record live spoken words with highest audio quality.

ScannerCast - Lets you listen to your scanner across your own network, or via the internet. Shoutcast/ICEcast compatible broadcasting for Uniden and GRE scanners. Broadcast your audio from your PC.

BroadWave Streaming Audio Server - Software to stream live audio over the Internet, Automatically compresses and streams audio recordings online, Streams play automatically in all popular browsers, Installs and streaming audio in just minutes.

UStream Producer - Broadcast your audio and video or even desktop via ustream.tv using Ustream Producer free version

Unreal Media Server - Stream your radio audio output with free version on unreal media server. Support live audio and video broadcasting via internet

Digital Oscilloscope and analyzer software - PC based mixed signal digital oscilloscope and analyzer software for BitScope. Runs on Windows, Linux or Mac OSX systems.

Frequency Response Plotter - Draw static response time of an audio system. Originally intended for loudspeakers tests, is also a great tool for looking at microphone equalisation.

Audio Kit for iPhone - Audio Kit is a collection of four iphone applications which are essential for those working in audio and sound. A real time Spectrum Analyser, a Scope to display waveforms, an SPL Meter, and a sine wave Signal Generator.

A Potpourri of Audio Amplifiers - A collection of audio amplifier projects by N1HFX

Identifying sources of radio frequency interference - This page describes the results of some tests with a portable spectrum analyzer in attempt to identify the sources of RFI around the house. Radio interference was found in a number of unexpected places.

TenTec Omni VI AGC modification - Modification leaves nearly all of the existing Omni agc circuitry intact, simply add an audio detector which modifies the delay characteristics of the original system by G3IXQ

Kenwood TM-201 401 mod - Kenwood TM-201/401 Increased TX Audio, mod for microphone gain

SARK100 Antenna Analyzer - The SARK100 Antenna Analyzer it is yet another antenna analyzer but available in kit form and designed to be easy to assemble and with an affordable pricing.