rig remote control

WB7PMP 4 and 7 eleemts yagi for 50 Mhz - Original drawing and design of a 4 and 7 elements yagi antenna for 50 Mhz

Balun construction  ^pop - PDF files describing how to homebrew a 1:2.5 balun

The Bazooka antenna - The Bazooka-antenna was developed by the staff of M.I.T. for radar use. The original Bazooka used coaxial cable for the entire radiating elements.

Remote Control Antenna Switch - The Remote Control Antenna Switch consists of two circuit boards. The control unit and the remotely controlled switch

43.33 Km LOS with USB WiFi stick  ^{updated  pop} - Simple USB 802.11b WiFi adapter with original antenna test by adam 9A4QV.

A Ham Radio Public utility HF Station  ^updated - Merging Internet technology with Amateur Radio holds great promise. This article discusses the authors’ experiences in putting several Internet Remote Base stations on the air. By Stan Schretter, W4MQ, Brad Wyatt, K6WR, and Keith Lamonica, W7DXX

HB9AZT Internet remote station in switzerland - HB9AZT offer a free Ham Radio Receiver (TS2000) with live audio stream. Login is required for full control, available for paying members with valid radio amateur licence.

WA5KUB's shack cam - WA5KUB's remote control shack cam. You can control this webcam and chat with current guests. Live from Cordova, Tn USA

Sunlight Energy Systems - Sunlight Energy Systems provides charge solar controllers and power supply products for amateur radio applications and solar panels usage

SSB Electronic USA - manufactures and distributes HF, VHF, UHF and SHF equipment covering 10MHz. - 47.0GHz. Our products include: Wireless LAN / WAN Bidirectional Linear Amplifiers, Low Noise Preamplifiers - LNA's, RF Linear Amplifiers, Relays, Transverter Systems, Frequency Translation Systems, Downconverters, Antennas, Parabolic Dishes, Coaxial Cable, Relays, Antenna Switches, Microwave Test equipment, PC controlled Receivers, Microwave Linear Amplifiers including models for Telemetry, Wireless, and CDMA applications.

W2DRZ Antenna controller - The W2DRZ Antenna controller system is a low cost but effective system to monitor and control an antenna system's position.

NETCERTUS ampsequencer - Advanced microprocessor driven control board specifically designed to buffer CW key signals while switching the amplifier to transmission, it can also be used to provide proper TX delay timing for RTTY.

RigExpert - Amateur radio products and support for rig experts brand in the USA. The new USA RigExpert SD, RigExpert Plus, MixW Software

Yogi Electronics - Yogi Electronics provides DTMF Control Simplex Repeater board.

How to Work 6 Meter DX by W3EP - December 1998 QST World Above 50MHz copyright ARRL

Yaesu VR-5000 control software - F1MDT freeware remote control for yaesu VR-5000 in french

Kristalscanner.nl - A large collection of crystal controlled scanners

All American - Distributor of electronic components, ull range of semiconductors (active components), including relays, circuit breakers, transistors, diodes, memory devices, microprocessors, microcontrollers, and other integrated cuircuits, as well as passive components, such as capacitors, resistors, inductors, and electromechanical products, including cable, switches, connectors, filters, and sockets.

WBCQ The Planet - This summer, WBCQ is running The Voice of the M/S Katie, live radio broadcasts originating from our radio ship the M/S Katie in Boston, Massachusetts. WBCQ broadcasts 50,000 watts on each of its four international shortwave transmitters on 5.110, 7.415, 9.330 and 18.910 MHz

Lan Link for Windows - Lan Link for Windows by G3ZCZ, Internet interface to CXCluster, Controls PK-232, PK-900, PK-88, KAM, KPC-3, MFJ1278, and TNC2, PSK31 via the sound card in the PC, eQSL interface

EasyTuner - Easytuner id an excel spreadsheet that tunes your radio. Works with all Kenwood and Icom receivers and transceivers that are computer-controllable. Sets receiver and transmitter frequency and mode

AG6K Richard L. Measures - Articles and original manuscripts on RF power amplifiers

Adding 160M to HF amplifiers - updated original manuscript, article published in January 1989 QST by Richard L. Measures, AG6K, April 1988

RFI - Intermodulation - Getting squeaks and squawks from your H-T? Are pagers crunching your mobile rig's front end? Here's how intermod happens--and how to fight back!

An Inexpensive PL Tone Encoder - If your local repeater has got you singing the PL tone blues, then read on. For less than $10, an inexpensive PL tone generator can be constructed that will bring new life into that old non-PL rig.