Quote:
Originally Posted by Findm-Keepm
Yes, the 87 is the prefix for an integrator. Zenith lists 8 integrators in my 1974 parts listing/price list. 87-1, 87-4, 87-5, 87-7, 87-8, 87-9 (replaced by an 87-8), 87-10, and 87-11. Sorry no values listed. I'll see what I have in my used bins - hopefully something in there. Are there any numbers on the reverse of the discs?
Cheers,
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Hi Brian, the numbers are the same on both sides but I wonder if the dots of paint mean anything?
One is green one is yellow, possibly a 4 and a 5 using the standard color code?