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Antenna Stealth Vertical Dipole
![](images/antenna-stealth-vertical-dipole.jpg)
An antenna for the 11 meters in the attic
post 24 Jul 2024
Projects_Homebrew Links →
Herberts Webpage
The concept of the RX converter is quite simple and nothing really new. The local oscillator is a standard colpitts crystal oscillator producing the 22MHz LO signal
Interfaccia per il collegamento di un Amplificatore Lineare
Interfaccia per il collegamento di un Amplificatore Lineare ad un moderno apparato RTX
Homebrew Crystal Radios for Sale
Hans Summers - Radio Electronics and Computing Projects
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The concept of the RX converter is quite simple and nothing really new. The local oscillator is a standard colpitts crystal oscillator producing the 22MHz LO signal
Interfaccia per il collegamento di un Amplificatore Lineare ad un moderno apparato RTX
![PIC-Keyer](/../antype/ch40/images/pic-keyer.jpg)
PIC-Keyer This project describes the construction of a real "QRP" keyer with a small microcontroller PIC 16F84, with slightly modified hardware also PIC16F62