Results tagged #Amateur Radio in Circuits
Amateur Radio Projects
It took sometime to develop this interface for Echolink. It uses PIC16F84A and accepts external DTMF from Radio. My Latest Version Foxecho-k...
AB4YD Amateur Radio Page
This project was inspired by a series of QST articles by Hayward, W1PH. I based my rig on his April 1962 article, "Have You Tried 160 Lately...
Amateur Radio
All feature crystal-controlled transmitters and tunable superregenerative receivers with RF preamplifiers designed for operation on the 2, 6...
Low Power Amateur Radio
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high-quality 2.3 GHz Amateur Radio Transceiver
The receiver is a tripple superheterodyne receiver with two PLL-guided local oscillators. The first LO (2. 1 GHz) can be set in steps of 500...
frx 2001
Software, Applications and Programming Resources. Amateur Radio and Travel. Stereogram Art.....
The Second W9VES
The amateur radio call sign W9VES has been assigned to ”held by, as ham radio operators like to put it ”only two people, of whom I am th...
The Crystalizer
A classic amateur radio transmitter topology, the oscillator-amplifier (sometimes called master oscillator, power amplifier, or MOPA), used ...
80M-amateur-radio-transmitter
This transmitter consists of a keyed crystal oscillator/driver and a high efficiency final, each with a TMOS Power FET as the active elemen...
140W amateur radio linear amplifier 2-30Mhz
This inexpensive, easy to construct amplifier uses two MRF454 devices...