illinois state police

Errante's virtual ground balun - Errante's virtual ground Balun, a state-of-the-art high power HF balun family.

Log Periodic Dipole Antennas: TITANEX DLPD-15 - Review of the DLPD 15 is a log periodical dipole antenna with 15 elements made with state-of-the-art technology.

N9YDZ Beacon - N9ydz beacon brighton, illinois, grid square em48 on 28.210 Mhz

The VE3TO Radio Beacon Transmitter - The VE3TO beacon transmitter is a hybrid, consisting of both modern solid state and old vacuum tube technology working on 10132.0 kHz

The Washington Totem Award - This award is issued to any licensed radio amateur who submits proof of two-way radio contact with the state of Washington

Amateur Radio Technician Class Licence Guide - Amateur Radio Technician Class License Study Guide For use till June 30, 2010 Question Pool of 393 questions released 6 Feb 2006 and CFR Title 47, Part 97, Amateur Radio Service.

Chicago Police Scanner live - Police radio scanner live streaming broadcast using ustream.tv

Randolph Live Scanner - Randolph Live Scanner in NC. Listen to Randolph County, NC Fire, EMS, Police, and Rescue LIVE! Devoted to the men and women that protect Randolph County, NC. Asheboro, Randleman, and Ramsuer.

Tuolumne County Incident Feed - Tuolumne County California Incident Feed Live scanner stream for police, fire and emergency

Lincoln Police Radio - Live police radio feed from Lincoln Nebraska

Bay, Saginaw and Tuscola counties live scanner - Live streaming police scanners, streaming Bay, Saginaw and Tuscola counties.

Sullivan County Tennessee Online Police Scanner - Online Police Scanner for Sullivan County Tennessee

Allocation of Radio Spectrum - This is the table of contents to a list showing how the radio frequency spectrum is allocated to different users in the United States.

Suntracker: Wayne State University - Suntracker : high altitude, balloons, weather station, stratosphere, solar cells

Amateur Radio Repeaters Maps - Amateur Ham Radio Repeater in Google Maps. View by state or specific location.

Repeater and Broadcast Transmitter Database - Searchable database of amateur repeaters and broadcast transmitters. The database covers the fifty U.S. states, the District of Columbia, and the ten Canadian provinces.

N2HLT UHF Repeater System - N2HLT UHF multi linked repeater system serving the Finger Lakes area of Western New York State, Central New York and the Northern Tier of Central PA.

ICOM IC-706MKIIG Tech Note - If your IC-706MKIIG will not power up without even hearing a relay click, check the state of the HV line.

Sydney, Police Scanner Frequencies - Sydney, Australia Area Police Scanner Frequencies

Australian State related frequencies - Submitted frequencies by visitors

KB3IFH QSL Cards - QSL Printer shop, products include Photo QSL cards, Eyeball cards, and State QSL Cards, based in Hampstead, MD USA

WeAreCB.com - CB radios and antennas are available online at WeAreCB.com. Everything from police scanners to ham radio antennas in one convenient location.

SigJenny - SigJenny turns your PC into a flexible and powerful audio signal generator for free. It can create multiple waveforms, sweep, fire single or repeating tone bursts. You can save your sound as a wav file, display a frequency response, use SigJenny a bit like an oscilloscope, and do a very good impression of a police car!

Solar Power Tower - Amateur Radio Repeaters - KD8EAD / KD8FJH entirely solar powered repeater near tar hollow state forest. APRS Digipeater in operation on site.

Basic QRP transmitter - A QRP transceiver project, design and build solid state QRP transmitter.