Product number (P/N): B321 (B3-21),
Keywords/Tags: B321 (B3-21)
Date of intro: 1979, Origin: USSR (List),
Display: Type = Display (VFD) (List),
Number of keys: 29,
Classification: / Pocket,
Featuring: Scientific functions, Square root, Programmable, Programmable Steps: 60,
Serie-members: ELEKTRONIKA: B3-21 (version-1) (LED-display, Beige/Black); ELEKTRONIKA: B3-21 (version-2) (LED-display, Gray); ELEKTRONIKA: B3-21 (version-3) (VFD-display),
Known Serial-numbers: 123163 (List of all S/Ns from ELEKTRONIKA)
Collector value: 7.5/10,