Dennis, the 1503 saw limited use while we produced in. It was used in our old 115 International and 115 Continental public address speakers back in the 80's.
Whoops, I hit the wrong key on my computer. This answer is in response to the following post;
Dennis Detweiler
Member
From: Solon, Iowa, US
posted 02 January 2005 09:06 AM profile send email edit
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I noticed this model speaker isn't produced anymore. What was it's intended use and sound characteristics?
DD [This message was edited by Mike Brown on 05 January 2005 at 07:51 AM.]