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Six-Meter Heliax Duplexe-Repeater Project


Six-Meter Heliax Duplexe-Repeater Project

A Six Meter Duplexer designed by WB5WPA that physically consists of discarded pieces of 1-5/8" Andrews Heliax that are cut to resonate at quarter wavelength of the notch frequency

post 30 Sep 2024


Antenna Duplex duplexer Links

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Duplexer 144 - 430 MHz
Convogliare su di un'unica discesa il segnale di due antenne

DIY 2m / 70cm Diplexer for Satellite
Here's a small 2m - 70cm diplexer that is good for up to 10W of power, perfect for working satellites with a HT

HF+VHF/UHF Diplexer
The following Diplexer separates the following bands - HF and 6m on one side = 0 - 52 Mc - 2m and 70cm on the other side

HF/VHF Diplexer
One band I've been wanting to activate is 6 Meters, my first challenge was I didn't want to use a coax switch to flip between HF and VHF

HF VHF receiver diplexer
To enjoy the full range of the receiver, I need to change antenna I decided that I need a HF / VHF receiver diplexer


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