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Fender Champ Power Output Rating

Hi there, first time posting in this section. My question has to do with power ratings for a single 6V6 amp such as a Fender Champ. I worked on a......

Adding a presence control to a Deluxe AB763 type circuit that didn't have one

If I wanted to mimic a bassman 5F6a presence, they used a 5k pot at the bottom of the feedback voltage divider. Bassman nfb ckt: 5k/(5k+27k) =......

Mojotone 5f6a discrepancies......

Their schematic looks different than Leos Specifically the location of the choke and I only see 1 rectifier tube. Whats gives...

ripple question

Hello, can someone explain what means the ripple modulation in my second pic,please That meant ripple voltage over first anode filter cap, looks......

blackface PI cap question

Is there a reason that the 0.1 cap on the lower grid of the PI in most blackface and some silverface amps is rated at 200v when all the other signal......