[BC] Gatesway board stuff

Milton R. Holladay Jr. miltron
Fri Oct 28 00:50:29 CDT 2005


There was a Mcintosh amp that got , IIRC, 80 wats out of a pair of
6L6s/5881s using a trick circuit
M
----- Original Message ----- 
From: "Phil Alexander" <dynotherm at earthlink.net>
To: "Broadcast Radio Mailing List" <broadcast at radiolists.net>
Sent: Thursday, October 27, 2005 8:02 PM
Subject: Re: [BC] Gatesway board stuff


> But then, I also got 70 watts pure sine at about 2.5% distortion from a
> pair of 5881's by running them in a true class AB2 with fixed bias, and
> both static and dynamic balance controls. Ever see a "tuned" audio amp.
> this thing had enough controls to be a transmitter. <g> We used it for
> blasting a pair of EV Musicasters at record hops, and I mean blasting.
> Those tubes did show some color - dull red spots on the plates. RCA
> never intended 5881's to do anything like that.
>
>
> Phil Alexander, CSRE, AMD
> Broadcast Engineering Services and Technology
> (a Div. of Advanced Parts Corporation)
> Ph. (317) 335-2065   FAX (317) 335-9037
>
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>
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