| Manufacturer: |
The Singer Company, Friden Division |
| Model Number: |
EC-1116 |
| Introduced: |
August 5, 1970 |
| Serial Number: |
15286 |
| Date of Manufacture: |
Mid 1970 |
| Manufactured In: |
Japan (Hitachi) |
|
Similar calculator marketed in Asia by Hitachi as the ELCA-26 and ELCA-26D |
| Original Price: |
$1,195 (Mid-'71 Price) |
| Weight: |
14 Pounds |
| Size: |
10 7/8" Wide, 14" Deep, 4 3/4" High |
| Power Requirement: |
23 Watts, 117V AC, 50/60Hz |
| Display Technology: |
Nixie Tube, Hitachi CD-79, Qty. 16
|
| Logic Technology: |
78 Small/Medium-Scale P-MOS IC's, Hitachi HD31xx-Series |
|
46 Transistors, many diodes and passive components |
|
HD3101: Dual 8-Bit Shift Register (6) |
|
HD3103: Quintuple MOSFETs (10) |
|
HD3104: Dual 4-In AND Gates, plus Dual Inverters (3) |
|
HD3106: Dual 2-In AND Gates and Dual 3-in AND Gates (33) |
|
HD3107: Quad D-Type Flip Flops (11) |
|
HD3109: 60+4+4 Bit Dynamic Shift Register (5) |
|
HD3112: Serial Delayed Binary/BCD Full Adder/Subtractor (1) |
|
HD3115: Triple RS Flip Flops (9) |
| Digits of Capacity: |
16 |
| Decimal Modes: |
Fixed, Rotary Switch Selectable; 0 to 12 digits behind decimal |
| Arithmetic Logic: |
Arithmetic
|
| Math Functions: |
Four Function and Square Root |
| Constant: |
Switch selectable, Multiply and Divide Only |
| Memories: |
2, with add/subtract, subtotal and total |
|
Switch-selectable automatic memory summing modes |
| Notes: |
Designed/Manufactured by Hitachi for Singer/Friden |
|
Exhibited Friden EC-1116 Equipped with Optional CTR-2 Item Counter |