[sdiy] Obselete IC

Rainer Buchty rainer at buchty.net
Sun Jul 25 18:40:26 CEST 2004


>Does any one have any information on a TDB 0139 DB? I think it is an old
>Motorola part, maybe a counter?

AFAIK TDB0139=LM339=LM239, so it's a quad comparator.

Rainer





More information about the Synth-diy mailing list