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Drake Converter Mods.

During the recent Amsat Colloquium held at Surrey University I was able to 
test a series of modifications to the Drake 2880 S-Band converters.

One modification involved changing the 3 element stripline image filter for a 
lower loss Toko Dielectric filter.

The final result  was a converter with a noise figure of 1.94dB and a 
conversion gain of 38dB.   A second unit tested within 0.01dB, so it seems 

Full details are listed at:


They'll also be copied to the G3PHO site in the next few days.

hope that's useful

CU on P3D     -     David  G0MRF

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