Tube Amp Archive

Here's what I'm talking about with the switch. This would still require a resistor to protect the OT, as one side is always live. This has me questioning two things. 1. Is the ground to the switch correct? 2. Can I just add the resistor inline from the OT to the switch? Sorry for all the questions. ...

Thanks for the replies everyone. I do have the 4 and 8 ohm Champ OT. I looked over the drawing/schematic for wiring and it's for an on/off jack (I think). Mine are mono, so I don't have the third soldering tab. Given that the signal is mono, are the mono jacks fine? Like I tried to illustrate in my ...

Hi everyone, I'm a noob building a Champ style amp (my first build). I have a quick question about how to wire the output taps to have the option to use a 4 or 8 ohm speaker. I've looked over the site and see a lot of things about adding resistors and switches (the ON/ON switch I understand). What I...