audio analyzer

LogQSO.com - Contest Log viewer and analyzer

QW Telnet DX-Cluster - One of the first DX-Cluster Telnet Clients ever. QWTelnet is a DX-Cluster telnet-programm and SOTAwatch parser with audio alerts, so that you not always have to pay attention to the screen.

GB3DC Repeater live - Listen to the live audio stream from the GB3DC repeater

Council Bluffs area Police Scanner - Council Bluffs area Sheriff, Police, Fire, and State Police IOWA

Indiana State Police Live Scanner - Live steaming audio of Allen County Police & Fire dispatch and Indiana State Police dispatch.

Illinois - Chicago Police - Illinois Cook County, police scanner includes Chicago Fire Dispatch channels (North, South, and HazMat)

Detroit Fire Department Scanner feed - Detroit Fire Department Radio Feed

Waterloo Police Scanner - Live police scanner Region of Waterloo

xggcomms.com Interfaces - Xggcomms specialise in producing cost effective, high quality CAT and Audio interfaces for Icom and Yaesu Amateur Radio Equipment

Aaronia AG - Spectrum Analyzers - Handheld RF Spectrum Analyzer, EMC & Pre-Compliance Antennas, USB Analysers, Near Field Probes, EMF Shieldings

Tektronix - Spectrum Analyzers - Delivering confidence to confront the most challenging microwave and RF designs. Spectrum Analyzers by Tektronix

Agilent - Spectrum analyzers - Agilent maker of Oscilloscopes, Analyzers, Meters - Spectrum Analyzer (Signal Analyzer)

Tubes.ru - specialize in trading Russian vacuum tubes used in broadcasting, amateur radio, Hi-Fi audio, meteorology, communication, medical applications and industr

Drake TR-7 Improvements - Installing the Cumbria Designs X-Lock VFO Stabilizer, and Improving The TR7 Audio Quality

phpQW Tool Log Analysis  ^updated - Web based Amateur Radio Log Analyzer display contact map based on uploaded log, support ADIF Cabrillo REG1TEST-Edi and STF-Logfile format

Integrated Circuit Audio Amplifiers - Circuit designs for IC audio amplifiers by N1HFX

Design Guidelines for JFET Audio Preamplifier Circuits - Design Guidelines for JFET Audio Preamplifier Circuits By Mike Martell N1HFX

Microphone sensivity calculators - Mic online calculator , Microphone Dynamic Range Calculator, Microphone Sensitivity Calculator

Speaker Building - DIY speakers, resources for custom speaker hombrewing

QRP NESCAF Kit - The New England QRP NESCAF Kit Switched Capacitor Audio Filter by N5ESE

Switched Capacitive Audio Filter - NEScaf: A Switched Capacitive Audio Filter

CAT Interface project - CAT & audio interface version 3 by pa5ca

How to use HamAlyzer - How to use software Spectrum Analyzers like HamAlyzer by W3OZ

A Guide to Spectrum Analyzers - What you really need to know about spectrum analyzers

M0WWA Vector Network Analyzer - 60KHz to 60MHz. laboratory quality Vector Network Analyzer project