How do you like the HP 34C?

[Steve Simpkin]

(12-03-2017 05:42 AM)Trond Wrote:  OK, but how about serial numbers? Are the later ones all soldered?

I haven't found any posts that claim you could tell by the serial number although I did see someone mention that the change to soldered ICs was made sometime in 1982. Here is an example where the poster did not think looking at the serial number would help.
http://www.hpmuseum.org/cgi-sys/cgiwrap/...ead=132269