Published:2009/7/23 21:52:00 Author:Jessie | From:SeekIC
Designed for general testing of production units. Switch S1 changes over from npn to pnp transistors. After controls are set for a specific transistor type, checking involves only noting base current when lest button is, pressed.-F. W. Kear, Simple Test for Transistor Quality, Electronics, 35:39, p 80-81.
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