rig remote control

HF Copper Loop  ^pop - A small transmitting loop antenna for 14MHz and 21MHz. This is an antenna you might consider if you have limited space, by Lloyd Butler VK5BR Based on material originally published in Amateur Radio, 11 1991

KK5BL How To Build A G5RV Antenna  ^pop - How to build a G5RV Transmitting antenna Originally posted to the packet bbs system by KC6CFF. The G5RV is an easy-to-build 80-10 dipole requiring no traps. All bands are covered, including 30, 17, and 12. The G5RV has high SWR, by design, on most bands and a tuner is required

VK2ABQ Wire Beams - The VK2ABQ wire beam is described in Les Moxon's HF Antennas for all Locations which also contains the original references, but they are rather difficult to find. The VK2ABQ antenna is a planar wire beam that can be constructed from a single hub and four spreaders.

Eh antenna notes by IK5IIR - Original eh antenna building reccomendations by IK5IIR Stefano.

The G5RV Antenna System Re-Visited - The original G5RV antenna system consists of a center-fed horizontal 102' wire plus a 34' length of open-wire 525-Ohm feeder. Louis Varney, the antenna system's developer, intended two other features. Learn more at Cebik website

Easy J-pole antenna  ^pop - Everybody says keep one in your bag, nobody seems to make one work right. Here's the straight scoop on why the J-pole is not an easy antenna to duplicate!

World Radio Labs WRL - Reviews section has specifications, original pricing, year made, and listing of virtually all WRL, Globe, Galaxy gear.

Radio Filters.Com - Low Cost FM Notch Filters: Radio Filters.com, manufactures frequency control products including band pass, notch, reject, electronic filters

MixW RigExpert - USB INterface  ^updated - MixW RigExpert integrates sound card with CAT, PTT, CW and FSK functions in a single box with USB connection to your desktop or notebook computer for operating phone, CW, and digital modes.

Bliley Technologies, Inc. - Quartz crystal oscillators, frequency control.

Parallax, Inc - Micro controllers and sensors

The History of amateur radio from 900BC to date - Thierry LOMBRY, ON4SKY, develops in depth and with original pictures the long history of amateur radio all through the world from 900 BC to date.

Global Positioning System Primer - Welcome to the Global Positioning System (GPS) What is GPS? What is Navigation? GPS Elements Satellites in Space Ground Control Stations and Receivers, How GPS Works - An Amazing System, Military Uses for GPS

How to wind a choke - How to build and properly wound an efficient RF choke to protect antenna controller in mobile setups

Timewave manuals - Timewave Documents for User Download, PK-900 Multimode Data Controller, PK-232 Multimode Data Controller, DSP-232 Multimode Data Controller, DSP-9 Noise Reduction and Bandpass Filter, Audio Signal Processor and Noise Reduction Filter, Audio Signal Processor and Noise Reduction Filter for Yaesu SP-5 and SP-6 Speakers

All in One by WD8KNC - Windows based contest logging software with multiple functions like antenna rotor control, dx cluster, cat control, voice and cw keying, supports many data modes, qrz lookup, pirint qsl and labels, mapping and more

BC245XLT Remote Control - BC245XLT Uniden Bearcat remote control software for the PalmOS freeware

QRG_DB1 - QRG_DB is a database for the Palm OS computer to control a Yaesu FT-817 Transceiver via the CAT interface

MacR–1000 - Icom IC–PCR1000 communications receiver remote control for Apple Macintosh computers running MacOsX

FT1000MP-SuperControl - FT1000MP-SuperControl is a complete CAT control and "better than nothing" logging program, based on the legendary FT847-SuperControl program. The program has been developed especially for the FT-1000MP transceiver series including Mark-V and Field.

RxPlus - A full featured Receiver Controller for TenTec Rx320 with Audio Processor, digital modes decoder, ILG DataBase Manager and much more. Support for Drake R8A/B,ICOM PCR-1000, ICOM R756Pro and ICOM R756 Pro I ICOM IC-R75, JRC NRD-535, Kenwood R5000, TenTec RX320(D) and TenTec RX350D receivers

Icom interface box - interface box for Icom rigs that includes a band output port and a CI-V­to­computer serial interface

Direct Conversion HF Transceiver with DDS LO - Direct conversion HF radio with DDS frequency synthesizer is very interesting concept. OH7SV and OH2NLT are experimenting with such rig. Full stories will become available when project matures. Here we have some preview pictures and material.

430MHz ATV transmitter - ATV transmitter on 430MHz band used with special transmitting tube named 5894 for final stage. Run about 10W average for TV signal and 20W at synchronous peak. Final stage control gird modulation works well for NTSC color video signal and good at audio as well.

Homebrew equipment by JR3XUH - More than 40 of equipment; rigs and test devices.