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A and B triggers
Vintage dave (talk | contribs) (1A5 has spoiler hole. 1L30/1L40 have it for no reason.) |
Vintage dave (talk | contribs) m (A and B triggers) |
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==Internals== | ==Internals== | ||
===Triggering=== | ===Triggering=== | ||
The 'A' and 'B' triggers are based on a 10 mA [[tunnel diodes|tunnel diode]]. | |||
The 'A' | |||
Up to serial number 11889, it uses a [[TD253]]. | Up to serial number 11889, it uses a [[TD253]]. | ||
From 11890 onward, it uses a [[152-0140-01]]. | From 11890 onward, it uses a [[152-0140-01]]. | ||