Hello to all the members of this forum, I acquired old cabins altec, the reference is 870B Speaker System, Serial 892, Number 391916, AL75. The woofer is 420Y. somebody could give me the technical specifications of the same ones, I have connected them to a Set 2A3 Utopia Audio www.utopiaudio.com
I have thought to connect to along with tweeter Electro Voice TW35 wolverine 420y using the filter of electro voice, some suggestion for this project. Thanks, Martin
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