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by al2002
Mon Jun 29, 2020 3:32 pm
Forum: Pro Audio Design
Topic: Low Noise Transistors: ZTX851 versus ZTX689B Noise Performance
Replies: 12
Views: 1515

Re: Low Noise Transistors: ZTX851 versus ZTX689B Noise Performance

Is any rbb data available for the pnp ZTX 789? Also, has anyone measured the hfe variations for a batch of 689/789s? Would be useful to know.

Thanks in advance.