ttl converter

The Tiny 2 - 144 Mhz beam antenna - The "Tiny 2" is a great little 2 meter beam. It has some really interesting properties and it is a fantastic first time antenna project for the beginner.

Dual band 6m/4m Yagi - This antenna was optimized with the goal to minimize any changes in 6jxx6 impedance/lobes. The result is a 7 el on 70 MHz with a little loss of gain comparing with the other monobands of the same lenght.

80 Meter Pizza Pan Antenna - This is a resonant, half-wave, vertical antenna. It takes up little space in the back yard, was designed for operation on a single frequency 80 meter PSK net, and is reasonably inexpensive to construct by Chuck Hines, K6QKL

80 m helical antenna - Prototype of a 80 meters helical antenna on a 6 meters squid pole by VK2TTL

A Pyramidal Antenna for 14-30 MHz - This article is about a type of log periodic antenna that surprisingly little has been written about

Antennas: dirty little secrets I - Butternut article on calculating real efficiecy of commercial antennas

MFJ-940 modification - The MFJ-940 VERSA TUNER II is a useful little antenna tuner for the HF-bands. However it suffers from a minor design error, which can be easily rectified.

DIY Wireless Antennas Update and Resource Center Priority listing - Your DIY Guide to Wireless Antennas for boosting wireless signal strength. How to build a wireless antenna for little or no money.

Woktenna - A woktenna. The collector and stand collapses in seconds, is aimable, portable, and gave terrific gain. This is a great little setup for a laptop on the go trying to get the distant wifi access.

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.

U.S. Amateur Radio callsign lookups by UALR - US callsign database is updated daily and is derived from FCC license data provided by University of Arkansas at Little Rock

Arizona Outlaws Contest Club - Arizona contest club for big guns, little pistols and cap guns, from experienced to new contesters.

W8DF Southern Michigan Amateur Radio Society - Southern Michigan Amateur Radio Society Battle Creek,Michigan

Ham Radio Chat NZ3M - A little meeting place with real time chat for ham radio ops. Includes dx spotting, propagation monitoring and more. Chat while working DX!

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.

Ham Ballooning FAQ - What little I know about ham ballooning by Dave Mullenix, N9LTD

Work AO-51 with your HT - tutorial - by K6LCS Clint Bradford - Amateur Radio and Commercial Communications. A few current projects, and a little insight into how Clint’s mind works.

YouTube - TS-570D - Juste a little demo of the Kenwood TS-570 transceiver by F5UFX

WV1C VX-7R Information - This is a little info and some links concerning the Yaesu VX-7R HT, in case you're thinking about getting one.

Beacon Assistant - Simple little program that just points to the spot on a world map where a radio beacon is transmitting.

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

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

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

QSO Clock - little program for those that can never find a pencil when we hear the DX station calling CQ on the frequency on which we're tuned up.

Salt water dummy load - Use plain water with a little salt added to build your own Dummy Load