Search found 5 matches

by headroom
Wed Aug 24, 2011 3:55 pm
Forum: Technical Discussion
Topic: Not one but two noob questions
Replies: 10
Views: 2198

Re: Not one but two noob questions

I'll open it up to see for myself in a few days, and make sure is the switch connected or not.

Thanks again.
by headroom
Wed Aug 24, 2011 1:44 pm
Forum: Technical Discussion
Topic: Not one but two noob questions
Replies: 10
Views: 2198

Re: Not one but two noob questions

Also while I'm at it - this amp is pretty weak for a 2xel34 output amp.
Output tubes are pretty old I guess so I'll replace them but could something else be the cause? Cap cans?
Thanks everyone for taking the time to reply.
Cheers
by headroom
Wed Aug 24, 2011 1:05 pm
Forum: Technical Discussion
Topic: Not one but two noob questions
Replies: 10
Views: 2198

Re: Not one but two noob questions

http://www.mojotone.com/Solid-State-Rectifier-image.jpg I have something looking like this loaded in the rectifier tube socket - so you can't see it on that gut shot (it says "1N5408" on it). Also - the Japanese company that made these amps changed names and whatnot, and my amp lacks the logo and th...
by headroom
Wed Aug 24, 2011 12:28 pm
Forum: Technical Discussion
Topic: Not one but two noob questions
Replies: 10
Views: 2198

wow

This was fast :-) http://drtube.com/schematics/elk/twinamp50.gif That's the link for the original schematic (without the switch). (I'll try to upload a pic of the guts). The ground switch is on the left below the rectifier tube socket. I got the picture from the previous owner I didn't open the amp ...
by headroom
Wed Aug 24, 2011 11:31 am
Forum: Technical Discussion
Topic: Not one but two noob questions
Replies: 10
Views: 2198

Not one but two noob questions

Just getting into this strange tube world :-) This is a great place for learning stuff! I've built some effects so I know how to read schematics and stuff but about tube amps I know very little. To the questions - 1. I have a tube amp (5x12ax7 and 2xel34) that has been modded so it can use tube or s...