Home » Audio » Thermionic Emissions » simplifying the Guinevere
Re: simplifying the Guinevere [message #9237 is a reply to message #9236] Wed, 05 October 2005 13:07 Go to previous messageGo to previous message
Damir is currently offline  Damir
Messages: 1005
Registered: May 2009
Illuminati (2nd Degree)
Wayne said while ago (if I remember correctly) that his version would be with anode choke in the place of CCS, output from 5687 anode. The output resistance is rp in parallel with anode load (choke AC impedance), or simplified (if we assume large L / AC impedance on all "frequencies of interest"), about rp~2,3 kOhms.
Large resistor parallel to the output is mostly for "cap discharge path" and some load if we use the preamp without amp load.

 
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