| Manufacturer: |
The Friden Calculating Machine Co. |
| Model Number: |
EC-130 |
| Serial Number: |
12692 |
| Date of Manufacture: |
1966 [Introduced in 1963] |
| Manufactured In: |
USA, San Leandro, California |
| Original Price: |
$2195 at Introduction, $1395 by 1968 |
| Weight: |
42 Pounds |
| Size: |
18" Wide, 21 1/2" Deep, 18" High |
| Power Requirement: |
70 Watts, 120V AC, 60Hz |
| Display Technology: |
CRT Display (Type 5DEP1), 7-Segment Rendition
|
|
Four Levels of RPN Stack Displayed |
| Logic Technology: |
All Transistor, Magnetostrictive Delay Line Register Storage |
|
Bit-Serial Architecture |
| Digits of Capacity: |
13 |
| Decimal Modes: |
Fixed, Thumbwheel Selectable; 0, 2, 5, 7 or 13 digits behind decimal |
| Arithmetic Logic: |
Reverse Polish Notation (RPN), 4-Level Stack |
| Math Functions: |
Four Function |
| Constant: |
No |
| Memories: |
1, Store/Recall Only |
| Notes: |
First transistorized electronic calculator |
|
First calculator to use Reverse Polish Logic |
|
Two different production versions |
|
First Version: Four Counters, Serial #8499 and earlier |
|
Second Version: Three Counters, Serial #8500 and later |
