NewYorkDave

Info on these Altec/Peerless xfmrs
« on: June 08, 2004, 04:40:08 PM »
Any info on the following Altec transformers? These are used in preamps and line amps.

4745 input
16526 output
16543 output

Thanks in advance.


Info on these Altec/Peerless xfmrs
« Reply #1 on: November 03, 2007, 09:26:28 PM »
I'ts been a few years since this thread was posted but I was wondering if this was answered already.

Info on these Altec/Peerless xfmrs
« Reply #2 on: November 04, 2007, 01:38:42 AM »
Alrighty then found some info here.
http://www.groupdiy.com/index.php?topic=72561&sid=a5730c257b3138963ac1e5442bbc33fb

I quess the magic of the 458a really is in the iron.
Has any one cloned the 458a with transformers PRR mentions?

8346 Fairchild Signal amp input
Sowter replacement design for Fairchild 670. 600 ohms/50k ohms. Ratio 1+1:9+9. Fully balanced two chamber bobbin and Mumetal core

8344 Fairchild Signal amp output
Sowter replacement design for Fairchild 670. 60kct/600ohms Ratio 9+9:1+1.

Altec 458a .pdf
http://twin-x.com/groupdiy/albums/userpics/458a.pdf

EmRR

Info on these Altec/Peerless xfmrs
« Reply #3 on: November 05, 2007, 07:47:51 PM »
not much reason to clone, when the price difference between just this iron and a complete original module isn't that different.
Best,

Doug Williams
Electromagnetic Radiation Recorders

"I think this can be better. Some kind of control that's intuitive, not complicated like a single knob" - Crusty

"Back when everything sounde


 

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