Hits
Tuners antenne 7 MHz with only one CV
The balun is a simple balun 1: 1 to 3 son twisted on a toroid 200
post 05 Dec 2024
Antenna Transmatch tuner Links →
QRP hf antenna match
The tuned circuit inductor is a T130-red toroid core. This is close wound with 50 turns 20 gauge enamelled wire
Semplice Transmatch tuttofare
Un piccolo accordatore nella configurazione ad L
The ultimate transmatch
At the rear of the roller inductor is the 1-to-4 balun.the balun is set on top of a standoff isulated
Realisation coupleur par f4 dme diedier
186
The tuned circuit inductor is a T130-red toroid core. This is close wound with 50 turns 20 gauge enamelled wire
Un piccolo accordatore nella configurazione ad L
At the rear of the roller inductor is the 1-to-4 balun.the balun is set on top of a standoff isulated
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