| Manufacturer: |
The Singer Company, Friden Division |
| Model Number: |
1152 |
| Serial Number: |
Two Units in Museum |
|
#1: 18884 (Exhibited) |
|
#2: 15570 (Non-Operational) |
| Date of Manufacture: |
#1: Early 1970 |
|
#2: Late 1969 |
| Manufactured In: |
USA, San Leandro, California |
| Original Price: |
$1,495 |
| Weight: |
42 Pounds |
| Size: |
15" Wide, 21" Deep, 8" High |
| Power Requirement: |
230 Watts, 115V AC, 50/60Hz |
| Display Technology: |
Serial Impact Printer, 37 CPS
|
|
Digits in front of decimal grouped in threes |
| Logic Technology: |
Small Scale Integration |
|
SSI IC's, DTL and early 74xx TTL |
|
SN1286, SN1287, SN1288 Custom Counter ICs |
|
Six Plug-In Circuit Boards |
|
Magnetostrictive Delay Line for register storage (~4 millisecond delay) |
|
Approx. 2500 equivalent bits capacity in delay line |
| Digits of Capacity: |
14 |
| Decimal Modes: |
Fixed, Thumbwheel Selectable, 0-11 digits behind decimal |
| Arithmetic Logic: |
Reverse Polish Notation (RPN), 4-Level Stack |
| Math Functions: |
Four Function plus Square Root |
| Constant: |
N/A, Stack Architecture |
| Memories: |
1, Store/Recall Only |
| Other Models: |
1150 (Four Function, No Programmability) |
|
1151 (Same as 1150 w/30-step Programmability) |
|
1154 (No Programmability, no Square Root, Summation functions) |
|
1155 (Advanced Scientific, 20 Memory Registers, 511-Step Programmable) |
|
1155A (Advanced Scintific, 100 Memory Registers, 511-Step Programmable) |