George Smart - M1GEO

An online scrapbook full of half-baked projects and silly ideas.

144MHz Bias Tee

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A bias-T for ham radio mast head preamplifiers with PTT switching via solid state transistors. Surface mount design to fit on lid of Hammond Manufacturing 27969PSLA (Farnell 301516) diecast Eddystone box.

Project still in development stage.

There will likely be a few spare boards for sale once the initial testing is done and verified. Contact Me.


These are the design from the PCB Paneliser: PCB Paneliser by — fantastic!



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