Hits 

A Microphone Selector Switch


The best data switch box to use has a rotary switch knob and a multi-layer switch that controls 25 lines from one DB-25 switch is .It is time to plug in both microphones, the external speaker if used and the PTT foot switch if desired
post 14 Apr 2024
A Microphone Selector Switch

Microphone Setting Links

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Microphne connections
During the past eleven years many hours have been spent drawing diagrams producing photographs, compiling these lists and cross

MH-31 installation and other portable microphones
I have described the function of an HF clipper on my website and here I go into some special features of the HF clipper for the FT-817

Microphone boom headset for the FT-897
Whilst experimenting with various microphones for use with the FT-897, I realised that a boom headset would be a useful accessory

Microfono ad alto guadagno
Guadagno = 40 V/V 32dB,Frequenza centrale = 3500 Hz,Banda passante = 1500 Hz,Numero di poli = 2

DB37-FT-2000 Cable
can be used with the following microHAM interfaces


Antenna splitter per VHF-UHF per quattro ricevitori

Antenna splitter per VHF-UHF per quattro ricevitori Chi dispone di una sola antenna e vuole collegarvi più di un ricevitore necessità di uno splitter

Kits and Components

Amateur radio kits by Kanga US

50MHz to 28MHz RX Converter

50MHz to 28MHz RX Converter The concept of the rx converter is quite simple and nothing really new. the local oscillator is a standard colpitts crystal oscillator producing the 22mhz lo signal