audio fft analysis

Online Antenna Analysis and Design Software  ^updated - Free online software to calculate wire antenna power patterns, directivity, input impedance using method of moments.

MMana-GAL Getting started - Getting started with MMANA-GAL antenna analysis software

GuyMast - Software for analysis of guyed and self-supporting towers & poles

Bootstrap coax traps for antennas - Analysis of an antenna trap where a coil is formed of a length of coax cable, the outer conductor of one coax end is tied to the inner conductor of the other coax end, and the remaining connections form the terminals for the trap.

W3EDP antenna--an analysis - W6JJZ analysis of the W3EDP end-fed antenna

An Extensive W3EDP Antenna Study - W3EDP multiband wire antenna, an extensive study and analysis of this antenna by W0ESE

TubeRadioDoc Priority listing - Vintage Tube Radio's from Germany for sale. High class restorations for all valve radios offered. Radio Brands like Saba, NordMende, Majestic, Grundig, Zenith, Philco and more. TubeRadioDoc Vintage Audio Store

GB7OK and GB3OK Live Audio Feed - GB7OK and GB3OK Amateur Radio Repeaters located at Bromley, just to the South East of London England

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

Orange County Sheriff Live Radio - Orange County Sheriff Live Audio Feed at radioreference. Florida USA

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

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

Audio levels for digital modes - Setting audio levels for digital modes on FM

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

Fixed Audio Output for the K2 - W3FPR fixed level AF output fot the Elecraft K2

Yaesu FT2000 ESSB Audio Setup - Audio setting and improvements for Yaesu FT-2000 by k6jrf

Scan Stockton Priority listing - Scanner Recordings, Video Clips, Image Gallery From Stockton CA Area. Live Scanner Feed Available. Over a 110 plus audio downloads of fire, police, and other scanner recorded incident traffic. Listen while you browse the site by using the podcast media player.

Alpha Uniform SWL DX Radio Club - Welcome to Alpha Uniform Audio Unity DX Gateway to the Lands Down Under Free Memberships

R-20 Signal Capture and Analysis Software - Connect your R-20 Communications Receiver to your computer. Put your listening hobby on your computer desktop.

K9DUR Voice Keyer - Voice Keyer was specifically written to interface to PowerSDR via Virtual Audio Cable (VAC)

Cables - A basic article on audio cables, electrical wiring, cable lenght, data cables.

30 m Band Direct Conversion Receiver - The direct conversion receiver described consists of only a bandpass filter, mixer IC, VFO and audio filter. With only 22 parts, this simple circuit should take a few hours at the weekend to construct.