Product number (P/N): B321 (B3-21),
Keywords/Tags: B321 (B3-21)
Date of intro: 1979, Origin: USSR (List), Dimensions: 180x100x40mm, Weight: 260g,
Display: Type = Display (LED) (List), Digits = 14+1,
Number of keys: 29, #Key-Black: 11, #Key-Blue: 8, #Key-Brown: 1, #Key-Grey: 7, #Key-Red: 1, #Key-Yellow: 1,
Classification: / Pocket / RPN (Reverse Polish Notation),
Featuring: Scientific functions, Square root, Programmable, Memories: 13, 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),
Initial Cost Price: RUB350, Collector value: 8/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Info: Blue/Grey, First USSR programmable pocket
Internet: Link-1