Amplifier Class A Bias

Amplifier Class B Bias

Amplifier Class C Bias

Superhet Rx Block Diagram

Practical Rx Block Diagram

Recognise This?

HMS Jupiter firing an exocet missile. It was shot down by HMS Brilliant

LEM Bob Venman Circa 1968. The ships cat is also in the picture

Bob's ships cat gets a medical before joining

Badges of rank

Electrical Branch Badges