[BC] Old Speaker

[Milton R. Holladay Jr.]

Dang ! That's an old baby ! I'm surprised the casting isn't cracked up from
pot-metal disease. I would guess the adjustment is to center the armature...
M
----- Original Message ----- 
From: "Alan Alsobrook" <radiotech at bellsouth.net>
To: "Broadcast Radio Mailing List" <broadcast at radiolists.net>
Sent: Friday, November 25, 2005 9:13 PM
Subject: Re: [BC] Old Speaker


> Speaking of old speakers, This is one I found in my shop, I'm not sure
> of the vintage but it's definitely not current production. Notice the
> adjustment on the top rear, anyone know what that's for?
>
> http://sbe7.org/pics/SPA.JPG