hello. you were right. i have step down trnasformer which gives 125v and i think that is main reason for everything.
when tubes loaded it plate is about 690.
Search found 19 matches
- Fri Dec 19, 2014 9:41 am
- Forum: Technical Discussion
- Topic: univox u1511 restoration
- Replies: 26
- Views: 4368
- Thu Dec 18, 2014 9:21 am
- Forum: Technical Discussion
- Topic: univox u1511 restoration
- Replies: 26
- Views: 4368
Re: univox u1511 restoration
OK and wha about this high plate voltage?
- Wed Dec 17, 2014 9:57 am
- Forum: Technical Discussion
- Topic: univox u1511 restoration
- Replies: 26
- Views: 4368
Re: univox u1511 restoration
i dindnt do it with the power tubes. im dont want to blow them so i havnt install them.
the wiring u mentioned before is like this?
http://www.thevintagesound.com/ffg/sche ... layout.gif
the wiring u mentioned before is like this?
http://www.thevintagesound.com/ffg/sche ... layout.gif
- Wed Dec 17, 2014 6:52 am
- Forum: Technical Discussion
- Topic: univox u1511 restoration
- Replies: 26
- Views: 4368
Re: univox u1511 restoration
Thanks for explanation! its not the PT center tap, its the OT center tap
- Tue Dec 16, 2014 10:51 pm
- Forum: Technical Discussion
- Topic: univox u1511 restoration
- Replies: 26
- Views: 4368
Re: univox u1511 restoration
OK thanks very much for your help! and for fast answer too. I have cleaned everything, replaced sockets, replaced everything in the power sectiong, rectifier circuit was for nothing so ive build the other one. the voltages are the same and during the build i discovered that if i remove the OT center...
- Tue Dec 16, 2014 4:14 pm
- Forum: Technical Discussion
- Topic: univox u1511 restoration
- Replies: 26
- Views: 4368
Re: univox u1511 restoration
well yes the pin 3 is completely disconnected. and the wiring inside the amp is like on th schematic. but what about this 10w resistor? and grounding one of the filaments?
- Tue Dec 16, 2014 1:16 pm
- Forum: Technical Discussion
- Topic: univox u1511 restoration
- Replies: 26
- Views: 4368
Re: univox u1511 restoration
ok im going to test PT outputs and let you know. Is there any way to modify the power supply to drop the voltage? ive removed everything and cleaned the repainted the chassis as it was. i will start rebuilding everything 2nt and let you know of the progress. Found the pictures on the net. This is a ...
- Tue Dec 16, 2014 11:35 am
- Forum: Technical Discussion
- Topic: univox u1511 restoration
- Replies: 26
- Views: 4368
univox u1511 restoration
Hello, i have picked up an univox u1511 all tube amplifier from 70's. so im restoring it to the original state and want to make it usable for gigs and etc. Ive found schematics on the internet http://www.4tubes.com/SCHEMATICS/Music-amps/Univox/u1011.gif and they says everything is the same as the u1...
- Sat Nov 15, 2014 7:40 am
- Forum: Dumble Discussion
- Topic: Dlite 22 too dark and clean mod?
- Replies: 9
- Views: 2843
Re: Dlite 22 too dark and clean mod?
Thank you all for quick reply! I have some ecc82 and 81 tubes so ill give them a try!
My transformer is classic tone for deluxe http://www.classictone.net/40-18087.html
is it possible to try 6l6 with it? and do i need to change anything or just to swap tubes and rebias?
Thanks again!
My transformer is classic tone for deluxe http://www.classictone.net/40-18087.html
is it possible to try 6l6 with it? and do i need to change anything or just to swap tubes and rebias?
Thanks again!
- Fri Nov 14, 2014 8:55 am
- Forum: Dumble Discussion
- Topic: Dlite 22 too dark and clean mod?
- Replies: 9
- Views: 2843
Dlite 22 too dark and clean mod?
Hello
i've built dlite 22 and it is playing great with speaker g12 65 creamback, but sometimes i find it too dark and too gainy! is there a way to get more clean from it and any way to change this dark temper?
Thanks in advance
i've built dlite 22 and it is playing great with speaker g12 65 creamback, but sometimes i find it too dark and too gainy! is there a way to get more clean from it and any way to change this dark temper?
Thanks in advance
- Mon Oct 20, 2014 12:28 pm
- Forum: Technical Discussion
- Topic: Top Hat Club -is it any more than a lightning with 6V6's ?
- Replies: 66
- Views: 28405
Re: Top Hat Club -is it any more than a lightning with 6V6's ?
Hello! Is there any final schematic to this amp? I would like to take it for my next project!
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- Fri Sep 19, 2014 2:06 pm
- Forum: Dumble Files
- Topic: Pickup loading selector!
- Replies: 3
- Views: 3847
Re: Pickup loading selector!
And do u know values of these resistors?
thank u very much for ur answer!!
thank u very much for ur answer!!
- Fri Sep 19, 2014 10:39 am
- Forum: Dumble Files
- Topic: Pickup loading selector!
- Replies: 3
- Views: 3847
Pickup loading selector!
Does anybody know how to put pickup loading selector in D lite like two rock did it in studio22 ?
Thanks in advance and Best regards
Thanks in advance and Best regards
- Wed Aug 20, 2014 10:16 am
- Forum: Dumble Discussion
- Topic: reverb or loop
- Replies: 11
- Views: 1778
Re: reverb or loop
Did u manage to add fx loop? Can u send me some schematics and layouts or pictures of your realization ?
thanks in advance
thanks in advance
- Wed Aug 20, 2014 7:48 am
- Forum: Dumble Discussion
- Topic: Active fx loop mod
- Replies: 1
- Views: 790
Active fx loop mod
Hello,
ive recently build the d lite 22 and it is working like a charm, i have room in my chasis and i wanted to add tube buffered fx loop. Is there any way, any schematic or layout, which you will recommend, of doing this?
Thanks in advance
ive recently build the d lite 22 and it is working like a charm, i have room in my chasis and i wanted to add tube buffered fx loop. Is there any way, any schematic or layout, which you will recommend, of doing this?
Thanks in advance