Power-Transistor BLX15

These power transistors (semiconductors) are used in high-frequency technology for short-wave transmitters. Labeled with its type (BLX15), current gain (E) and the country of manufacture (Netherlands).

Same serial number (paired) or matched pair.

 

Macro-Mondays

Theme: label

All of you HMM

 

( Format reduced and Image section )

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with Achromat from Leitz ELPRO 1+2

 

Done