Testing The W3EDP-Mini Antenna.

Gamma match to hairpin (beta) match swap out. Back up on the roof!

Antenne End Fed 28 MHz avec balun 1:49 Part.1/1

EFHW Transformer - without capacitor: alternative winding pattern

How to measure Insersion Loss of an End Fed Half Wave Transformer

Testing a 4:1 balun using a nano VNA

End Fed Half Wave (EFHW) Transformer - Is 2:15 in reality 2:14? | Ham Radio

#264: RF Fun: Visualize antenna tuner operation on Smith Chart, SWR & mo...

BUD LF-601 variable low pass filter on the spectrum analyzer.

DIY 20 Meter Bandpass Filter for Ham Radio

How To Tune Small Filters

Illegal CB Radio Operators Hunted Down & Fined!

modulation explained, with demonstrations of FM and AM.

modulation explained, with demonstrations of FM and AM.

Oscilloscope view of over modulation "hacked" CB radio. How to set 100%...

Connecting an oscilloscope to your CB radio transmitter output.

SDR Transceiver "ERMAK". What`s inside?

The Soviet Sputnik Model Project

Fonte linear com MOSFET – Resumo LIVE

soft start soft stop | soft on/off switch | soft starter circuit

Como funciona esta impresionante fuente tension variable 5A (Clase 97)