usa grid map

The Ultimate transmatch - Usage and benefits of transmatch. A pdf document from a QST article made available for novices and beginners by ARRL

Speedometers SWR Meters and Smith Charts - Have wondered why a Smith chart has such strange grid lines. Believe it or not, there is a logical progression from Speedometers to Smith charts that will make the Smith grid crystal clear.

Idiot's guide to antennas - A very basic guide to antennas concept. Explain the usage of dummy load, basic antennas like dipole o j-poles.

Boatanchors suppliers and info list - A huge list or boatanchors dealers and suppliers by AF4K in USA

Military Wireless Museum - Military vintage radio collection including spy sets, SOE, SIS, MI6. Classic vintage military radio sets, British, German, Japanese, USA plus other countries.

Internet Ham Atlas - A large collection of maps of each dxcc country with general information, banknotes and coins, satellite images, flags and national information where available by SP6NVK

IOTA Bearing & Distance list for your QTH - A list of all IOTA reference numbers and IOTA groups for the Islands On The Air award, personalised to your own QTH

Find FM AM Radio Stations - Directory of US FM and AM stations featuring mapping.

W9OL Webcams and Weather Station - W9OL has a fine webcam and weather station on line form IL USA.

QTH locator with GoogleMaps  ^{updated  pop} - Laurent Haas F6FVY a nice QTH Grid Locator point and click interface using Google Maps.

QTH Locator map - Click on the map and the QTH locator will be calculated

Position-Report APRS maps - APRS-Webserver, that presents aprs-data and maps for free using Google Maps api. The position data is imported from aprs.org, winlink.org and echolink.org. The map data are partially commercial and free. This server is for amateur radio purposes only.

VK6DI QRSS - Weak Signal and QRSS Web page by VK6DI Grid Square OF88cd

Kenwood manuals - Many of Kenwood’s instruction manuals are available for download. Manuals are in PDF.

DX Store - Ham Radio store from CA USA

Polaris USA - Radio programmin equipment, radio programming cables, all sort of cables and connectors, webcams, cameras, security products

Ham Stop - Ham and amateur radios and ham and amateur radio antennas and software equipment and products sold online for all your ham and amateur radio needs. CA USA

Amateur Business CB Radios - Sell 2-Way radios and Accessories. Amateur Radio, Business Radio, CB Radio, FRS & GMRS, MURS, VHF-Marine Radio, Shortwave & Wideband Receivers, Police-Scanners in WA Usa

National Electronics - CB Radios, Marine, 2 way radios scanners and towers from Shawnee Mission KS USA

KNLS English Service - KNLS English Service, this Is Alaska Calling! World Christian Broadcasting, Station KNLS, Anchor Point, AK USA

TubeCalc - Input (grid or cathode) and output (plate) tube resistances calculation according to its electrical characteristics, frequency, mechanical dimensions and working conditions.

Linrad - Multiplatoform freeware DSP software. Linrad has its origin in software that was developed for 144 MHz EME CW but it is quite general and should be seen more like a kit for designing a receiver that a receiver for some particular usage. It can be used as a CW receiver with a small time delay and a fast waterfall graph. A dsp for conventional receiver to imporve signals readability, a spectrum analyzer.

ChirpPix - ChirpPix converts a bitmap image to a wave file, which can then be sent by a SSB transmitter and received on spectrogram waterfall displays Image Transmission using ChirpPix and ChirpHell

AM-6154 FAA Amplifier circuit conversion - AM-6154 222MHz grid Conversion Information by N0UK

An Intelligent keyer for FSK beacon usage - Designing a beacon keyer that transmit the relative output power along to call sign.