RCA discretes as used by HP, 1977 , house code equvalents?

[N_Cook]

TO220 thyristor number, 64 240
and TO3 power transistor, 1854 97 67

bo www ref found

 

[David Nebenzahl]

HP Xsistor Xreference:
<http://www.sphere.bc.ca/test/hpparts.html#cross>
tnx and plse incl sum modl nos nxt tm.

11th commandment. Thou shalt not abrev.

At lst nt usng sm crzy idiosyncrtic systm ...

Speak *English*, man!