In Reply to: Thanks for the correction Tom.............................. posted by viridian on March 15, 2014 at 08:21:21:
The Altec-GPA 604 Duplex driver goes back to the mid 1940s, several years before the KHorn and the Tannoy Dual Concentric. But it was out of production for some time during the transition from Altec to Great Plains Audio.
Regards
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Follow Ups
- RE: Thanks for the correction Tom.............................. - Tom Brennan 08:27:40 03/15/14 (1)
- I look at their driver as a kind of reissue, but that may wrong Tom. nt - viridian 08:38:20 03/15/14 (0)