audio 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.

Carteret County Public Safety Live Scanner - Carteret County NC Public Safety Live Scanner Audio Feed

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

Audio CW Filter - A very effective AF Adaptor, with built-in noise blanker and 30 Hz CW filter modules by PA0LQ

Making the Most of your PSK31 Signal - Adjusting audio output of your soundcard to obtain a perfect PSK signal from your transmission. A project to help you tuning your PSK31 emission.

Mods Kenwood TS-870 ACC2 Input - This mod flattens out the ACC2 audio input low frequency response

G4URH - Yaesu FT2000 Audio Settings - Yaesu FT-2000 Audio Settings 3 stage Parametric Equalizer Speech Processor OFF

FT-897D Audio processing and ALC operation - Audio processing and ALC in the FT-897D

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.

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

EasyAudioStreamer  ^updated - EasyAudioStreamer is free windows software that allow you to easily stream to the network any audio source connected to any audio device available on your PC.

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.

Multimode - A new app for Ham Radio running on IPhone and IPod touch. Multimode is a modem for RTTY BPsk31 & QPsk31, with spectrum analyzer and Macros for easy operations.

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.

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.