Interested in the topic 2P29L Preamp I decided to make my preamp.
Used 4zh1l tube
This tube in triode mode will be a good linear triode.
Schematic diagram
Small layout for testing
https://www.diyaudio.com/forums/tubes-valves/336620-2p29l-preamp.html
Used 4zh1l tube
This tube in triode mode will be a good linear triode.
Schematic diagram
Small layout for testing
https://www.diyaudio.com/forums/tubes-valves/336620-2p29l-preamp.html
According to the anode curves, the mu is 20. And since the active load is used, the the gain is ~ mu.How much gain do you achieve with this circuit ....
According to the anode curves, the mu is 20. And since the active load is used, the the gain is ~ mu.
Many thanks Arto!
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