In Reply to: RE: DHT 01a tube preamp posted by mwhouston on February 15, 2025 at 16:09:10:
With an output impedance of 330K playing into 175pf the -3db point of the low pass filter will be 2756Hz. The -1db point will be at 1378Hz.That is a massive lose of high frequencies and it is only going to get worse when you add in the Miller capacitance of the first stage of your power amp.
Tre'
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Edits: 02/15/25
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Follow Ups
- RE: DHT 01a tube preamp - Tre' 16:15:25 02/15/25 (1)
- Correction - Tre' 18:29:18 02/15/25 (0)