Info on these Altec/Peerless xfmrs

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volta

Well-known member
Joined
Dec 10, 2004
Messages
118
I'ts been a few years since this thread was posted but I was wondering if this was answered already.
 

volta

Well-known member
Joined
Dec 10, 2004
Messages
118
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

Well-known member
Joined
Apr 12, 2006
Messages
7,787
Location
NC, USA
not much reason to clone, when the price difference between just this iron and a complete original module isn't that different.
 

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