rapid city, sd

4 meter antenna conversion - A Siverrot antenna converter for 70 MHz operations

70 cm home made antenna - Schematic of a 70 cm vertical antenna

Active antenna project - An active antenna amplifier schematic works from 1 to 30 Mhz

Delta Loop for HF - Planning delta loops antenna for HF bands by W5SDC

Quad Antenna Calculator  ^updated - An online quad antenna calculator for a 2 3 4 elements quad

3DA0FC Online log - 3DA0FC Log Online DX-pedition Swaziland 2012

YO9IRF Personal Blog - YO9IRF interested in homebrewing radio equipment, antennas, DX contacts and SDR transcievers.

SDHAMS South Dakota Hams - South Dakota Hams. The Pierre Amateur Radio Club homepage.

Egypt - RASD - The Egyptian Radio Amateurs Society

WebSDR in California - WebSDR online receiver based in California by K6FRC currently operating 10 meter band

RFSpace - Software Defined Radio manufacturer, SDR-IQ NetSDR SDR-IP and IF-2000

AE9RB - Peaberry SDR - The Peaberry SDR is the first and only do-it-yourself transceiver that doesn't require adding sound cards to your computer.

AM Operation Using Power SDR - AM Operation Using Power SDR with Flex and Other SDR Platforms

Baycom modem schematic - A 1200 baud Baycom modem schematic by SP3EJJ

Connect the Kenwood TS-590S to the SDR-IQ - How To Connect the Kenwood TS-590S to the SDR-IQ Re ceiver

Microsat - Ham radio shop for APRS digipeaters WX3in1, RPTC, GSM devices, SDR software defined radio producrsa, APRS trackers and GPS Receivers based in Poland

Metal Depot - US based aluminim supplier, a supplier of aluminum, and stainless steel rods, tubes, and bars useful for antenna parts

Yagi Optimizer - YO Yagi Optimizer by K6STI is an old MSDOS based antenna modelling software that has been very popular among ham radio community. YO.exe is still today used to optimize Yagi Antennas.

GQRX for MacOS - OSX port of the awesome gqrx SDR software

Heterodyne - Heterodyne is a MacOS software defined radio designed to work with the OpenHPSDR hardware

KB9YIG - Soft Rock 40 - These pages document some of the experiments with KB9YIG\'s Soft Rock 40 receiver

Software Defined Radio, SDR, Tutorial - A nice tutorial and the basics of the software defined radio, SDR, and links of software defined radios to JTRS, and general SDR receiver technology.

About SDR software Defined Radio - Introduction to Software Defined Radio by AC8GY

MDSR / SDR by VE3LNY - An SDR project, MDSR modulator-demodulator software radio, made using an inexpensive converter and a pc. MDSR has a transceiver and a receiver converters.

SDR Software Defined Radio - About SDR Radio, basics and a how to guide