Search found 394 matches

by sergio
Sun Nov 20, 2016 1:07 pm
Forum: Technical Discussion
Topic: orange drop 6ps or 418?
Replies: 3
Views: 1512

Re: orange drop 6ps or 418?

thanks all
S.
by sergio
Thu Nov 17, 2016 2:07 pm
Forum: Technical Discussion
Topic: orange drop 6ps or 418?
Replies: 3
Views: 1512

orange drop 6ps or 418?

Hi , I recently ordered some 6Ps caps and instead arrived the 418 series , are the same caps?

Sergio
by sergio
Fri Jun 03, 2016 11:02 am
Forum: Technical Discussion
Topic: KT120 data sheet
Replies: 2
Views: 849

Re: KT120 data sheet

Yes , I have it!

thanks :wink:
by sergio
Thu Jun 02, 2016 9:13 am
Forum: Technical Discussion
Topic: KT120 data sheet
Replies: 2
Views: 849

KT120 data sheet

Does anyone have a more accurate data sheet of KT120 with triode or pentode curves?

thanks in advance!

S.
by sergio
Wed Mar 23, 2016 4:21 pm
Forum: Dumble Discussion
Topic: Orange drop VS Chocolate drop
Replies: 19
Views: 5113

Re: Orange drop VS Chocolate drop

Thanks guys , I really appreciated!
S.
by sergio
Tue Mar 22, 2016 2:15 pm
Forum: Dumble Discussion
Topic: Orange drop VS Chocolate drop
Replies: 19
Views: 5113

Orange drop VS Chocolate drop

Hi, there are big tonal differences between Orange and Chocolate drop caps?
S.
by sergio
Mon Dec 28, 2015 6:26 pm
Forum: Dumble Discussion
Topic: Which 12ax7 choice for cathode follower?
Replies: 20
Views: 4290

Re: Which 12ax7 choice for cathode follower?

Take in mind you will be always in Class AB2 with that CF dc coupled , with bot AX and AT type.
I used AT for an experiment and I like it. Bias resistors value changed also!!

S.
by sergio
Sun Dec 27, 2015 8:58 pm
Forum: Dumble Discussion
Topic: Which 12ax7 choice for cathode follower?
Replies: 20
Views: 4290

Re: Which 12ax7 choice for cathode follower?

I used an RFT 12AT7 NOS in CF stage , good choice!
S.
by sergio
Sun Nov 29, 2015 1:50 pm
Forum: Trainwreck Discussion
Topic: trainwreck trafos brand
Replies: 12
Views: 2937

Re: trainwreck trafos brand

Thanks synchu , where I can found the specs of trainwreck and liverpool trafos?
S.
by sergio
Fri Nov 27, 2015 4:50 pm
Forum: Trainwreck Discussion
Topic: trainwreck trafos brand
Replies: 12
Views: 2937

Re: trainwreck trafos brand

Thanks all, thanks Marcus!
by sergio
Thu Nov 26, 2015 12:26 pm
Forum: Trainwreck Discussion
Topic: trainwreck trafos brand
Replies: 12
Views: 2937

trainwreck trafos brand

Hi , can someone suggest me other transformers factory for a Trainwreck amp?.

I know Mercury or heyboer

Thanks

Sergio
by sergio
Tue Aug 25, 2015 12:09 pm
Forum: Technical Discussion
Topic: Workbench question
Replies: 5
Views: 1135

Re: Workbench question

thanks for your suggestions!

I appreciated!

S.
by sergio
Sun Aug 23, 2015 9:34 pm
Forum: Technical Discussion
Topic: Workbench question
Replies: 5
Views: 1135

Re: Workbench question

Hi David , unfortunately I can't have a dedicated power line!

S.
by sergio
Sun Aug 23, 2015 3:22 pm
Forum: Technical Discussion
Topic: Workbench question
Replies: 5
Views: 1135

Workbench question

Hi , I'm going to rebuilding my workbench and I thought to endow it with Both 110V and 220V outputs for testing amplifiers etc ... and others AC output for equipment: power supply / DMM / Oscilloscope. I would like to equip the workbench with filter-line, it's necessary or I can go without? If Yes ,...
by sergio
Sun Aug 16, 2015 7:23 pm
Forum: Dumble Discussion
Topic: reverb tank + sss filters + build
Replies: 42
Views: 8478

Re: reverb tank + sss filters + build

I used 4AB3C1B from TAD.

I had nasty surprises with Accutronics tank recently

S.