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Feeding the Antenna


Feeding the Antenna

If you're using a nonresonant antenna and matching it with an ATU in the shack you could be amazed by how much power you're wasting. more

post 02 Oct 2024


Projects_Homebrew Links

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Digital Wattmeter with AD8307, PIC16F876, LCD Display
This Wattmeter is in Elektor Magazine Oktober 2002, they will sell PIC and PCB

Duplexer 144/432mhz
Questo duplexer autocostruibile in pochi minuti , permette di operare con due antenne 144/435 separate con un RTX bibanda

Duplexer 144-430
Il duplexer e' un circuito che permette l'uso contemporaneo di piu' frequenze utilizzando una sola discesa di cavo

Economic power supply 13,8 V
Per effettuare le modifiche qui di seguito descritte bisogna avere adeguata praticità e conoscenze in campo elettrico ed elettronico

Electronic Circuits
There are 2777 circuit schematics available. The Last circuit was added on Thursday, November 28, 2019


PIC-Keyer

PIC-Keyer This project describes the construction of a real "QRP" keyer with a small microcontroller PIC 16F84, with slightly modified hardware also PIC16F62

Radioassistance

Radioassistance Radioassistance E Kenwood Dealer, vendita ricetrasmittenti, antenne, parti di ricambio, elettronica

Conrad Electronic

Conrad Electronic Electronic components online shop in German and Italian