phone app

Trapped dipole for 40 80m - I0SJC trapped dipole for 40 and 80 meters, traps done with 170 turns 1 mm diam, on a 3.2 mm cilinder in Italian.

6 element UHF Yagi antenna - A standard 6 elements design scaled for UHF application. All material used in this project are easily obtainable tubes and rods which is limited within a total budget of $18.

2.4GHz Colliner Antenna Design - Antenna for 802.11 applications

Building traps with coax cable - Tips on how to build a trap using common coaxial cable and coax trap software, by F5JTZ in french

W3DZZ multiband dipole - The multi-band trapped dipole is resonant on approx 3.7, 7, 14, 24 7 28.5 Mhz. The overall top length needs to be approximately 32.9 Meters

FKeyer - Application for the Apple Macintosh computer that provides a CW contesting interface for the popular MacLoggerDX loggging software. FKeyer runs on MacOS X and uses an external keyer such as the MicroHam CW keyer.

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.

Moapa Valley Amateur Radio Club - A club of approximately 20 Members. Interests range from Emergency Preparedness to seeing how many countries we can contact from local radio stations.

Midwest Unlimited - Sell over 100,000 products and components from more than 500 major manufacturers and is continually adding new lines for various applications, including Tower and Steel Erection

JAS-2 - JAS-2 is prepared to succeed the communication of JAS-1b launched in February 1990 and still working. So JAS-2 is also capable of phone,CW and packet BBS.

Boom microphone - A boom mic for the Yaesu FT 897 857 and IC-7000 done modifying a cheap PC headset by G8JNJ PDF File

Praxtel Telecommunications - Praxtel offers coaxial cable and connectors, as well as fiber optic cable, connectors and other products for telecommunication applications. 50 Ohm Coaxial and Helical cables. 75 Ohm coax cables.

Prestigecom - Australian dealer for UHF CB radios, Amateur Radio HF VHF Radios, GPS navigation systems, two-way radio, cordless telephones, radar detectors, marine electronics, amateur radio gear and many other consumer electronic products.

5MhzLog - This logging application has been developed to improve the accuracy of the data being captured for the 5MHz Experiment.

SimplePTT - This application is used for simply triggering PTT via DTR/RTS COM port pins. It supports remote PTT triggering with ptt2dtr as the server.

iPhone Ham Radio Callsign Lookup - This webapp provides an iPhone-compatible lookup of Amateur Radio Callsigns. It provides the name, address, and license class (from the FCC’s public records) of any US-Licensed Amateur Radio Operator.

Amateur Radio Exam Prep for iPhone - Amateur Radio License exams are composed of questions from a pool. Use this application to practice all possible questions prior to taking your exam

FreqLoader: iPhone companion for the mobile ham - FreqLoader is the perfect iPhone/iPod Touch companion for amateur radio operators, monitoring enthusiasts, shortwave listeners and anyone with an interest in the air waves. Whether you're an active licensed ham or an avid scanner listener, FreqLoader will allow you to find what you're looking for, keep track of your stations, maintain complete logs and share your finds with friends, groups and the world.

Highly linear rf power amplifier design - The need of high linearity is one of the principal drivers in the design of power amplifiers for new generation applications

Power Aamps RF voltages - This test circuit is easy to duplicate, and demonstrates the extreme voltages that appear in an amplifier when the load is improper for the amount of drive power applied.

A fool-proof VOX - A circuit which had been used in many other application before. The configuration described here is optimized for IPHONE/radio operation.

Datasheet Archive - Search engine for electronic component datasheets and application notes.

Bluetooth Audio and Amateur Radio - Bluetooth headsets are very common with cell phone users. As such, many amateurs may already own a Bluetooth (BT) headset. So why not use it with amateur radio?

Ham Radio Hints and Kinks - Tips on tapping Aluminum ,Holding a hex nut in a tight place,Placing washer or nut in a tight place,Fastening nut to chassis, Testing bipolar transistor with ohmmeter by K3MT

Lightning Protection : Protecting each I/O line - KB22UT Article on how protecting ham radio station and in particular I/O Lines such as AC power, coax cable, control circuits, telephone line.