differential mode rf cap

The Carpet loop indoor antenna  ^pop - High performance indoor shortwave antenna, the Carpet Loop II is an ideal step upward for the listener who wants something better than a random wire but doesn't want the expensive dice roll of an active antenna.

QNEWS Ham Radio News - Daily updates to the weekly QNEWS Ham Radio News service in text realaudio and RF

SV2BXC Spiros - SV2BXC Personal Amateur radio Web Page

HamFind - Search engine dedicated to amateur radio

Delaware County -Muncie - Indiana Police Scanner - Live Muncie Police Department - Indiana & Delaware County Indiana Sheriff Radio Scanner

K-Com - comprehensive line of products for rejection of Radio Frequency Interference (RFI) to telephone equipment.

Palomar Engineers - RFI Kit, ferrite cores, baluns, loop antennas, antenna tuners and various accessories

Hal Communications - HF radio data communications products, analog and DSP modems

Autek Research - Autek Research make three models of RF Analysts, power and swr meters

Diamond Antenna  ^pop - Base station and repeater antennas, mobile antennas, ,multi-band HF antennas , handheld transceivers, receiving and scanner antennas, power meters, swr meters, power supplies, coaxial switches

MT63 HF mode - MT63 is a DSP based advanced HF mode for Amateur Radio, intended to provide high performance keyboard - to - keyboard conversational operation on HF bands under poor conditions

Hellschreiber beacon project - This web site describes a low power beacon system to be used for propagation and performance tests on the lower bands. The beacon offers CW (on-off keyed) modes and FSK modes; the traditional Morse ID mode, and Feld-Hell, another highly noise immune CW mode.

ST2NH Nader - Many satellites homebrew projects from the sudanese amateur radio station ST2NH active on satellites, ISS, HF phone and digital modes.

Sunspots explained - History, activity, glossary and modern reseach about suspots

FT-950 mod - expand TX - Yaesu FT-950 MARS/CAP extend transmission to 1.8-30Mhz and 50-54Mhz.

QRV Imprints - "We are mahers of Callsign Novelties such as:Golf Caps,License Plates and Golf Shirts, all with ""Ham"" callsigns"

ASAP - A Free general purpose antenna analysis user-oriented software program for numerical electromagnetic antenna design, antenna modeling and antenna analysis.

LOGvrr - Freeware logging software by Roberto IN3VRR featureing LogBook, CallBook & PacketCluster capabilities

WinTFS - TNC virtual phone modem driver for windows 95, known also as TFSlip95

AGW Packet Driver - SV2AGW packet radio driver, runs TCP/IP protocol over radio, support windows 95/98/NT and several devices like baycom and, E5DXL 9600 G3RUH compatible modems, DRSI and Sound cards by SV2AGW George Rossopoulos.

KM5KG network designer - Windows98 Program for RF Design

AAVoice digital voice processor Priority listing - "Digital voice processor for amateur radio operators. It use prepared ""wav""-files for transmition. Can work in the beacon mode. Optionally you can use simple circuit for PTT-control. It has a lot macros for tramsmitting. Can cooperate with RZ4AG AALog logger."

100W HF QRO linear amplifier - Based on Motorola MRF454, schematics and component list

ICOM CI-V Interface schematic - G3VFP schematic for the ICOM CI-V interface with PTT and CW Keying

RS232 Interface - This simple circuit is intended for older Kenwood radios and was presented in chapter 22 of the ARRL Handbook.