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Old 23rd March 2013, 02:49 AM   #1
jack57 is offline jack57  United States
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Join Date: Mar 2013
Default Need help identifying baldwin tube amp

Can anyone help identify this amp? Seller believes its from Baldwin. Has (2) 6L6GB, (1) 5U4GB,
(1) 12AU7, (1) 12AX7. Power xfrmr 343 PF-583. Output xfrmr 343 AO-26 (8?). Works great, hoping to convert to guitar amp. Thanks.
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Old 26th March 2013, 05:27 PM   #2
jack57 is offline jack57  United States
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Join Date: Mar 2013
Default Its a Gulbranson APS-5

EL34world has a good thread on converting this to a guitar amp.
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Old 27th March 2013, 12:47 AM   #3
scrimpu is offline scrimpu  United States
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Join Date: Jan 2012
Location: Grand Rapids, Mi
That looks quite similar to my Gulbransen APS-15 and other Gulbransen amps I have seen. You can dump that selenium recto as it was only used to power the transistor organ and not the amp.

Last edited by scrimpu; 27th March 2013 at 12:50 AM.
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