Early
Electronic
Calculator
Desktop Calculator Technical Summary

The following table presents some basic data about specific calculators and indicates how much technical data is available for them. The table is sorted by ascending year.

Key to headings and abbreviations

Manufacturer Model Year Logic
Technology
Memory
Technology
Display Principal ICs TD
Level
TD23
Pages
TD23
Data
Photo
Canon 130 1966 DIS DIS-FFIDL - 1.05 1offline V4C
Canon 161 1966 DIS DIS-FFIDL - 3 27+12schem, too V4C
Canon Canola 120 1967 DIS DIS-FFIDL - - - V4C
Canon 130S 1968 ? DIS DIS-FFIDL - ~ 1.5 6list V4C
Casio AL-1000 1968 ? DIS CORENIX - 3 26schem V4C
Sharp Compet 17 1968 DIS,SSI,MSI MSI-MOSNIX JMOS (µPD1) 2 17schem V4C
Canon 163 1969 SSI DELAY-MSNIX SN3900/4500 Series 2.2 23schem V4C
Commodore DAC-612 1969 DIS,SSI,MSI MSI-MOSGDI JMOS (µPD100,..) 2 16schem V4C
Facit 1123 1969 SSI MSI-BIPNIX M5300 Series 2.7 15schem V4C
Casio 121-B 1970 DIS,SSI,MSI MSI-MOSNIX JMOS (HD3100,..) 2 10schem V4C
Monroe 925 1970 SSI DELAY-MSNIX SN3900/4500 Series 2 14schem V4C
Sony SOBAX 2500 1970 SSI DELAY-MSNIX Sony 500 Series 2 24schem V4C
Toshiba BC-1212 1970 DIS,SSI,MSI MSI-MOSNIX JMOS (TM4000,..) 3 17schem V4C
Wang 320K 1970 DIS ?NIX - 2 3schem -
Canon Canola EP151 1971 SSI,MSI,LSI MSIPRI SN3900/4500 Series 2 21schem V4C
Miida MC800 1971 LSI-3 LSIVFI OMRON ALPHA 1,2,3 2 1schem V4C
Monroe 610 1971 LSI-4 LSINIX Texas Instruments TMC175x chipset 2 1schem V4C
Monroe 650 1971 LSI-7 LSINIX Texas Instruments TMC176x chipset 2 5schem V4C
TEAL Riccar 1971 DIS,SSI,MSI MSI-MOSNIXIE JMOS (µPD100,..) 3 22schem V4C
TEAL Royal Digital I 1971 DIS,SSI,MSI MSI-MOSVFI JMOS (µPD100,..) 3 16+17schem, too V4C
TEAL abc-800 1971 DIS,SSI,MSI MSI-MOSNIXIE JMOS (µPD100,..) 3 15schem V4C
Victor 18-3441 1971 LSI-7 LSIPRI Rockwell 101xx,103xx,15020 1.9 1schem V4C
Miida MC1214 1972 LSI-2 LSIVFM OMRON / Hitachi HD3538,HD3539 2 1schem V4C
Miida MC840 1972 LSI-3 LSIVFM OMRON / Hitachi HD32104,5,6 2 1schem V4C
Rapidman 1208 LC 1972 LSI-3 LSILCD Rockwell 15310 & 10417 2 1offline V4C
Toshiba BC-0802 1972 LSI LSIVFI Texas Instruments TMS 0105 2 1schem V4C
Wang 520 1972 SSI,MSI LSINIX 7400 TTL Series (219 total) 2 21offline V4C
Addmaster Simplex 12 1973 LSI-2 LSIPPX2 EA EA7022 & EA7023 2 1schem V4
Commodore US*1 1973 LSI LSIPPX2 General Instrument C-500 2 1schem V4C
Commodore US*10 1973 LSI LSIPPX2 Texas Instruments TMS 0106 2 1schem V4C
Eldorado 8K 1973 LSI LSIPPX2 Texas Instruments TMS 0103 2 1schem V4C
Facit 1114J 1973 LSI LSIVFI HD3276 & HD3253 2 1schem V4
Lloyd's Accumatic 70 1973 LSI-3 LSILCD Rockwell 15310 & 10417 2 1schem V4
Rapidman 1220 1973 LSI-2 LSIPPX2 EA EA7022 & EA7023 2 1schem V4C
Sharp ELSI 804 1973 LSI LSIVFI Hitachi HD3276 2 1schem V4C
Victor 18-1721 1973 LSI-6 LSIPPX Rockwell 101xx,15320 2 1schem -
Victor 19-1421 1973 LSI-2 LSIPPX Rockwell 10567 & 10584 2 1schem V4C
Olympia CD401A 1974 LSI-2 LSIVFM Texas Instruments TMS0206 & TMS0318 2 2schem V4C
Ricomac 1216 1974 LSI LSIVFI Hitachi HD3574 2 1schem V4C
Texas Instr. ?3500? 1975 LSI LSIPPX2 Texas Instruments TMS 0106 NL 2 1schem -
Hewlett-Packard 9815A 1976 LSI,MSI,SSI LSIPPX2 - 2 13schem V4C
Victor MEDALIST 204 1976 LSI LSIVFM Rockwell A4540 CB 2 1schem V4C
CDK C1HB 1977 LSI LSIVFM Texas Instruments TMS 1273 2 1schem V4C
Hewlett-Packard 9825B 1977 LSI LSILED - 1 - - -
Lloyd's Accumatic 680 1983 LSI LSIVFM Texas Instruments TMC 1073NL 2 1offline -
TA AG ARBM 1217-II 1984 LSI LSIVFM Hitachi HD38401A 1 - - V4
(46 items)



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