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A simple SWR Meter is to be used at HF


An SWR meter provides information about how well matched is your antenna with the transmitter and how well power is being radiated
post 13 Jun 2024
A simple SWR Meter is to be used at HF

Swr Meter Links

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H.F. Directional Power Meter
sensitivity over a 10:1 frequency range, about 3 to 30MHz

A long-wave SWR meter
This document describes a simple SWR-meter suitable for long and medium

SWR meter
A pair of AD8307 RSSI Received Signal Strength Indicator

FT Meter Yaesu 897 e 857
rispetto al digitale opera in modo completamente autonomo

USB/Serial SWR Meter
This project is mainly about software. For computing hardware


23cm Yagi Antenna building

23cm Yagi Antenna building Finished antenna at 1275 MHz SWR under 1:1.5 at resonant frequency

50 MHz preamp Gain 26dB with the BFG135

50 MHz preamp Gain 26dB with the BFG135 Preamps for 144 and 430 MHz, for 50 MHz, the BFG135a is a cheap transistor and in my view rather strong. It is not easily damaged by static discharge or RF power. FG connection

30 Volt Computer Power Supply Stack

30 Volt Computer Power Supply Stack A bonus was that i discovered that these did not need a standby load connected to the supply to keep them running just apply mains power and close the Start lead to ground