Comtech module

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The Comtech modules sold initially by G1MFG are probably the most common analogue ATV equipment in use in the UK.

23cms and 13cms modules are still available from Roy G8CKN - email "antennas at tiscali.co.uk" for more details.

Modifications

There are numerous modifications to improve the video quality of the basic Comtech modules:

Alternatively the Solent receiver included some excellent video backend processing which can be used to improve Comtech by taking the baseband feed out of the tuner can directly in to this circuit:

Video processing circuits

Manuals and documentation:

23cms

13cms

ENG and Microwave

10 GHz

Software

Hexcode for Comtech PIC is available here