[AL100] – 8mm Aluminium End Cap Bottom

Article below is a part of the assembly process of the UHF duplexer – main article is HERE.

Drawing below shows a [AL100] – 8mm Aluminium End Cap Bottom.

Main purpose of the part is to protect everything what is inside of the duplexer’s cavity and also to house a tuning rod RX & rod TX– for a final frequency tuning.

PDF Download HERE
Preparing material – 8mm thick aluminium
Turning the end cap using a jig (4 x M4 holes required)
Turning the end cap using a jig (4 M4 holes required)
Drilling M5 tapped hole for a tuning rodGoogle Pixel 5 (4.38mm, f/1.73, 1/600 sec, ISO55)
Tapping a hole for the duplexer’s tuning rodGoogle Pixel 5 (4.38mm, f/1.73, 1/509 sec, ISO57)

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