tubes

For tube amps of course. Vox, marshall, fender...... . I know this tube isnt generally found in some of these (and other) amps but many have found...

Hi, the bias readings on my DSL40CR keep going up to 69/42 every time I check when they should be set at around 35/35... Is that a problem that...

I'm not quite ready to change the glass out yet in the SV20H, as I'm pretty happy with the tone with the stock tubes, but have been thinking about...

HI, 1st time posting. I have a 90's era Slash signature jubilee. Back in Oct '20 I took it to a gig and the HT fuse blew. One tube dead (forget...

In a few decades at the rate we are going there will be more records made using non Marshal sounds. What will be touted as and associated with the...

Hi, I saw this question many times in different forums. But everytime there many different answers. Could you please clarify me if the Lead...

Hello everyone. I have a beautiful 1990 JCM 900 2100 MKIII that has a mystery. When I switch the amp to half power, it gets 3dB LOUDER and sounds...

Might be of use to someone chasing old valves.... https://mullard.org/blogs/news/83886851-cv-numbers-and-uk-military-date-and-factory-codes In...

I own a Marshall SL5, does anyone have any recommendations of tubes I could install? Can the El34 be replaced with something like a 6550 and does...

So my DSL 401 has been giving me fits for a while now and i cant get it figured out. The amp has had the br changed and is raised off the board...

Don't two EL34's usually drive around 40-50 watts? How does a 20 watt amp use these in the power circuit? Is the power amp starved? Admittedly, I...

I have a Marshall 1987 X and a 1970 JMP-50. They both need new tubes but I have a few questions first and I know this is the place to ask them....

Hey Folks My Marshall JVM410h decided to stop working (except minimal output and noise) on the following channels: Clean: red OD1: orange, red...

So far for new production, I like mullard MU12AX7, but it's not quite high enough gain. I'm lacking singing sustain in my JCM 800 4010 combo with...

I have just replaced tubes in my Marshall SL5. I have it since about 2015 and never did it before. But as I was recently not happy with the sound...

Hi guys. Sorry for the title, I am not sure how to describe it... I have been offered two pairs of NOS EL34. One pair matched and the other pair...

My '75 Marshall 50 watt JMP MKII needs attention and I don't know who to trust. I live in Ft. Lauderdale, FL, USA. Can anyone recommend someone...

My 1974x amp is quiet when nothing is plugged into it, but as soon as I plug my intrument cable into the non-tremolo channel, I get this awful...

Hi all, I have a DSL40C that all of sudden today stopped working on the low (triode) output selection. The high (pentode) setting still works...

I just bought a 2266C with no mods except the original KT-66 tubes have been replaced by Groove Tube GT-KT88Cs. I'm concerned about even turning...