Specifications for Singer/Friden EC-1114

Manufacturer: The Singer Company, Friden Division
Model Number: EC-1114
Introduced: November 5, 1969
Serial Number: Two Units in Museum
#1: 43975
#2: 65378 (Thanks to Linda Miller for Donation)
Date of Manufacture: #1: Mid-to-Late 1970, #2, Mid-1971
Manufactured In: Japan (By Hitachi for Singer)
Hitachi marketed this machine as the Hitachi ELCA-24
Original Price: $895
Weight: 12 Pounds, 12 Ounces
Size: 11" Wide, 14 1/8" Deep, 4 3/4" High
Power Requirement: 15 Watts, 115VAC, 50/60Hz
Display Technology: 14 Nixie Tubes, Hitachi CD-79
Logic Technology: 59 Small/Medium-Scale P-MOS IC's, Hitachi HD31xx-Series
HD3101: Dual 8-Bit Shift Register
HD3103: Quintuple MOSFETs
HD3104: Dual 4-Input AND Gates, plus Dual Inverters
HD3106: Dual 2-Input AND Gates and Dual 3-Input AND Gates
HD3107: Quad D-Type Flip Flops
HD3109: 60+4+4 Bit Dynamic Shift Register
HD3112: Serial Delayed Binary/BCD Full Adder/Subtractor
HD3115: Triple RS Flip Flops
Digits of Capacity: 14 digits
Decimal Modes: Fixed at 0 through 9 digits behind decimal on output
Floating decimal on input
Arithmetic Logic: Arithmetic
Math Functions: Four Function
Constant: [K] keyboard key enables, Multiply/Divide Only
Memories: One, accumulating (M+/M-), with auto-accumulate mode for products/quotients
Performance: Clock Frequency: 67KHz[+/-6 KHz]
Early Models (Prior to Serial # 34031 ran at 63KHz[+/-6 KHz])
(Mfg. Claimed) Addition/Subtraction: 50ms
Multiplication/Division: 400ms

Previous Machine: SCM Cogito 414
Next Machine: Friden 1115

Related Machines: Friden 1115
Friden 1116
Friden 1113
Friden 1117
Friden 1118
Friden 1117A
Friden 1203
Friden 1152
Friden 1166
Friden 1166
Friden 1166
Friden 132
Friden 130

Advertising: "More answers, fewer problems..." [PDF: 2 Pages] [1M]

Back to Exhibit
Back to Calculator List

Copyright ©1997-2023, Rick Bensene.