Eastern
Edmund (U.S. mail-order scientific instrument & component company)
Edmund 1945, tiny calculator with rechargeable pack which plugs directly into AC. Featured calculator.
Elcon (Waterloo, New South Wales, Australia)
Elcon SC-44, scientific, red LED, Hong Kong.
Eldorado Electrodata (U.S. company)
Elektronika (USSR company, see also Elorg. See the Calculator Companies section for more information.)
Elektronika B3-19M, inside, circuit board, RPN calculator. Details.
Elektronika C3-15. Featured calculator.
Elektronika C3-27 and MK-33. The MK-33 is a very late red LED calculator and is a Featured calculator.
Elektronika MK-52, white version.
Elektronika MK-57A. Featured calculator.
Elektronika MK-61. Featured calculator.
Elektronska idustrija-Nis (Yugoslavian company)
Ei M.P. ALAS 861, similar to ANITA 861. Details.
Elite (Euro-marketing company)
Elka (Bulgarian company)
Elka 101. Featured calculator .
Elorg (Electronorgtechnika, USSR company, made in USSR, very similar to models made by General Instruments of Canada (see General EZ2000). Possibly USSR company purchased molds and equipment after General quit calculator business.)
Elorg 801. Featured calculator .
Eltex (Eltex Electronic Company, West Germany)
Eltex 300-R, rear. Details. Feb. 25.
Elwro (Mera-Elwro, Polish company)
EMG (believed to be Elektronikus Merokeszulekek Gyara, Hungarian company)
Hunor 86 (Type 71086), rear, unusually takes 3R12 4.5v replaceable battery.
E Tommy
Enterprex
Enterprex BJ21 Black Jack, calculator & game. Details.
Enterprex SE-55 ELECTRONIC SLIDERULE.
Excel
Excelmate (Euro-marketing company)
Execucal (Made in USA by Metronics Laboratories Inc., Wappingers Falls, NY)
Execucal M55 version with TI Klixon keypad, version with alternative keypad, inside, amber Panaplex discharge display, uses 2x Eveready type 533 4.5v alkaline batteries, "available in 7 colors".
Executron
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