AKA: PROGRAMMABLE SCIENTIFIC, Product number (P/N): 1421,
Keywords/Tags: 1421 | PROGRAMMABLE SCIENTIFIC
Date of intro: 1975, Origin: Taiwan (List), Dimensions: 146x76x32mm,
Display: Type = Display (LED) (List),
Number of keys: 36, #Key-Blue: 4, #Key-Grey: 19, #Key-Red: 1, #Key-White: 11, #Key-Yellow: 1,
Keyboard Array (Rows x Columns): 08x05,
Miscellaneous switch: [(ArrowRight)-ON N-STEP LOAD-RUN],
Classification: / Pocket / RPN (Reverse Polish Notation),
Featuring: Scientific functions, Programmable, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip, Programmable Steps: 102,
Related with: QUALITRON_docu: (Instr.) 1421; (Docu_Mags): 197601: ELECTRONICS TODAY INTERNATIONAL; QUALITRON_docu: (Broch.) *: 1408,1419,1420,1421,1439,1444,1445,1448; QUALITRON_docu: (Broch.) *: 1420,1421; (Docu_Articles): 197703: Electronic calculators get better and better,
Original Equipment Manufacturer : QUALITRON: 1421 (List of all Export-OEM-models from QUALITRON), Resemblance with: PRINZTRONIC: Program, (Resemblance 014),
Collector value: 8/10,
Internet: Link-1: R/S Programmable Calculators

!!! This item is WANTED to join the collection !!!