IMO, ANY of those jelley beans are garbage, IMO, including 900, 914, 923, 2N3638 -> 2N3643. The TO-5 size seem worse than the TO-18 size.
FWIW, -John ================= > I found the twisting of leads more of a problem with common epoxy packaged > transistors than the 8 pin RTL 914/923 devices. Regards - Mike > > Mike B. Feher, N4FS > 89 Arnold Blvd. > Howell, NJ, 07731 > 732-886-5960 > > > > -----Original Message----- > From: time-nuts-boun...@febo.com [mailto:time-nuts-boun...@febo.com] On > Behalf Of J. Forster > Sent: Monday, April 19, 2010 3:41 PM > To: Discussion of precise time and frequency measurement > Subject: Re: [time-nuts] lunatic fringe time standards > > RTL was a VERY simple design. a 2 input NAND had 2 transistors and 3 > resistors as I remember. > > The main issue was lead attachment was the main failure mode in the > epoxy-ceramic 8 lead packages. If you twisted a lead, the device died. > > -John > > > _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
