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Modifications to the Single Coil Z Match for 1.8 MHz
The addition of three fixed capacitors and a 4 position switch gives the whole load resistance range at 1.8MHz
post 05 Dec 2024
Antenna Transmatch tuner Links →
Accordatore HF e Antenna 14 MHZ
Tunner ad L, accorda facilmente tutte le gamme HF partendo da un antenna random long wire
Antena TUNER Skrzynka antenowa
Antenna matching systems with a parallel resonant circuit and inductive coupling were once very good
Antenna tuner for antenne Levy
Here is a small tuner box Levy antenna that covers with a single self and without switching the bands from 14 to 28 MHz
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Tunner ad L, accorda facilmente tutte le gamme HF partendo da un antenna random long wire
Antenna matching systems with a parallel resonant circuit and inductive coupling were once very good
Here is a small tuner box Levy antenna that covers with a single self and without switching the bands from 14 to 28 MHz
PIC-Keyer This project describes the construction of a real "QRP" keyer with a small microcontroller PIC 16F84, with slightly modified hardware also PIC16F62
RF Inductance Calculator Mean diameter of the air core coil, measured from conductor centre to conductor centre include the wire insulation thickness, if any
Voice Recorder Gestito dall'integrato in questione ed offre la possibilità di registrare più messaggi per una durata massima di un minuto con buona fedeltà di riproduzione