Recent content by Luke Gibson

Thanks man!!

So you need both the input and the output cable?

DC Heaters added at some point....

Klon and Suhr Koko Boost sound great, also like Durham SexDrive for low gain stuff. Want to try a Buxom Boost!

Well, I finally got around to modding my Smallbox, only moved the negative feedback to the 4 ohm tap and have to say it made a remarkable difference in my amp. Feels better under my fingers and definitely a little more open sounding. Honestly don’t want to replace the caps because I’m afraid to...

So you’re moving the NFB tap, curious what else? Thanks!

Legit question. I read Dave changed to Synergy caps for all or his amps, he mentions that he hears an improvement in the highs and lows and describes it as more open sounding. This got me thinking about doing the same. I'm handy with a soldering iron, and have a degree in electronics and it's...

Pzipe....

That's looks pretty simple! Thanks for the help!

I'm wanting to update my earlier Smallbox to the Synergy caps and NFB move. Caps are ordered but I need help on what to move for the NFB. I have enough skills to do the work but just need to know what wire to move to EXACTLY where on the selector switch. Any help would be appreciated. Thanks!!

Time for some new tubes for my Small Box. I'm curious what Dave is using/suggesting for retubing. Mine is a 2014 and currently has ARS labeled EL-34's..... Thanks!! :rock:

Is it ok to run my Smallbox at 90vac?

Last night I measured the output tube Bias with my Compu-Bias and found the EL-34's are 10 to 11ma apart. The one tube was noticeably hotter as I removed the tubes from the probes. I realize back in the day no one even considered "matched" tubes. I think it sounds ok, but I've only had the...

Has anyone had an opportunity to play several of these and see how consistent they are from one to another....? Thanks!