converter

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

Cab-converter - A freeware apple Macintosh-based program that helps amateur radio contesters by converting a log from a radio contest into the Cabrillo file format which may be submitted to the contest sponsor.

Farallon Electronics - PACTOR mode radio modems and accessories, performance sailing electronics and innovative hard to find parts. Audio cables, packet cables, usb to serial converters

Astrodyne - Dedicated to the design, manufacturing, technical support, and delivery of innovative and cost effective power solutions for worldwide applications. AC/DC switching power supplies and DC/DC converters.

TG Electronics - Specialize in the manufacturing and sales of DC Boosters, Regulators, Converters and Accessories

Text to Morse converter - A simple text to morse and morse to text online converter

AO-40 VHF Converter - 144 MHZ to 28 MHZ 2nd Down-Converter for AO-40 Sat

A 2.3GHz to 432MHz receiver converter - Receiver converter that can be plugged to the backside of the Yaesu FT-817 battery powered portable transceiver

CAT cable schematic for FT 817 857 897 - To connect up your FT-817/857/897 to a PC you have a number of options. For the serial connection you can go ahead and obtain a CT-62 from YAESU. Alternatively you can make up your box with a level converter and cable using schematic in this page

Shortwave Converter - This is a simple circuit that when placed near an ordinary AM broadcast radio will allow you to receive international shortwave broadcasts in the 5-6 MHz band

NetCon - A netlist converter for moving schematic and PC board files from OrCAD/PADS to ExpressPCB format.

GridLocW - GridLocW a Lat/Long to Maidenhead converter for Windows with optional GPS support

ADIF to Excel to ADIF Converter - Excel based converter to import ADIF to Excel table and Export Excel Table to ADIF

ADIF2CABR - Freeware Adif to cabrillo converter by SP7DQR. Windows ADIF 2 Cabrillo log format converter application let you translate you contest log book from the standard ADIF format to the Cabrillo format.

Yea Cabrillo2Adif Converter - Cabrillo2Adif A software for converting the radio logs from Cabrillo to Adif log format (for Mac OS X)

Excel ADIF Converter - Use this excel spreadsheet and use it to input your old manual logbook data and have it converted to the ADIF format

ADIFLookup - This utility was written as an interface between N1MMLogger and Logger32. Freeware windows Log Converter.

CW Midi for Windows - A Morse code TEXT-to-MIDI converter that creates a Morse code standard MIDI file from ASCII text.

DB Watts EIRP Calculator - Online calculator, to convert dbWatts to Watts and vice-versa, or ERP and EIRP by G4URH

The Super Sixty transceiver - The 'Super-Sixty' a 5 MHz 60 meters band transmitter & receive converter

Harmonic Converter for Spectrum Analyzers - Extending the frequency coverage of spectrum analyzers, Harmonic mixer by Matjaz Vidmar, S53MV

Crystal tester - Crystal tester project, crystals are used to control the operating frequency of transmitters, and it is used in radio frequency converters, oscillators, filters for cw, ssb and many other applications.

50 MHz Receive converter - This is a six metre version of the two metre converter by EI9GQ

Vhf receive converter

2M to 10M receive converter - EI9GQ 144 to 28 MHz converter