Hello - sorry to bring up an old thread. Is there a sub for the NTE558 or NTE552 that is carried by digikey.ca ?
This page: http://elecurls.tripod.com/nte.htm states that the 1N4935, 1N4936, or 1N4937 would be possible subs. Just checking before I order and/or blow something up
As well, does...