Currently contemplating a tube project and wondered if that output transformer was available in the UK? This is my first tube project so I don't know many suppliers and such.
Thanks
Boscoe
Thanks
Boscoe
By any chance, are you considering building an "El Cheapo" (schematic attached)? That "piece of iron" ceased being a bargain some time ago. Sowter is UK resident and makes a superb, if costly, product. Their model U064 would work for a triode wired setup, as shown in the drawing.
You will have to work the expense numbers for yourself to see if importation from the US makes sense. The "budget" O/P trafo I currently recommend in building an EC is Edcor's model CXPP25-6-7.6K, which is substantial enough for use with UL mode "finals".
You will have to work the expense numbers for yourself to see if importation from the US makes sense. The "budget" O/P trafo I currently recommend in building an EC is Edcor's model CXPP25-6-7.6K, which is substantial enough for use with UL mode "finals".
Attachments
Okay nice one thanks but I'm doing a different design to the 'el cheapo'.
Post the schematic, please.
An externally hosted image should be here but it was not working when we last tested it.
There you go. This is only an idea it can be changed to a different design.
A UL mode PP pair of "12" W. tubes, like the 6BQ5, is good for approx. 12 honest W., in combination with a separate phase splitter. Self splitting limits the O/P to 1/2 of yield from a separate splitter. The claim of an 8 W. O/P is VERY ambitious.
Hammond stuff is available in the UK from www.bluebellaudio.com
Edcor will ship to the UK without problem.
Sowter stuff tends to be very pricey, and I had a bad experience once.
Edcor will ship to the UK without problem.
Sowter stuff tends to be very pricey, and I had a bad experience once.
Hey
I have used some of Mike's transformers. 🙂
Valves And Transformers (Contents)
He is updating the homepage in the moment, so there is some dead links.
Benny
I have used some of Mike's transformers. 🙂
Valves And Transformers (Contents)
He is updating the homepage in the moment, so there is some dead links.

Benny
Hey
I have used some of Mike's transformers. 🙂
Valves And Transformers (Contents)
He is updating the homepage in the moment, so there is some dead links.
Benny
Were these formerly supplied as "Danbury" transformers? I used a good few of them before Maplin stopped stocking them.
Were these formerly supplied as "Danbury" transformers? I used a good few of them before Maplin stopped stocking them.
Yes, they are from Danbury Electronics.
Benny
Okay nice one thanks but I'm doing a different design to the 'el cheapo'.
That transformer number you originally posted is still available internationally though I have no idea on the shipping costs.
They sell them on ebay
As well as direct at triode electronics
Yes, they are from Danbury Electronics.
Benny
I "abused" many of their mic matching transformers .. used them as opt's in a line preamp... had quite a bit of DC passing and still sounded good. Miss those ... not cheap but inexpensive 😉
I used Mike's transformers for my first project (EL34 Push-pull) with very good results and now am working on a new project (45 SET) with similar Mains but SE OPTs. Highly recommended if you are not prepared to pay a lot!
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