Sanyo CZ-2901
The Sanyo CZ-2901 is a scientific calculator with 12 digits precision and RPN (reverse polish notation) logic. It has 37 functions, 30 keys, and a VFD (vacuum fluorescent) display. The power source is 4xAA battery pack. The calculator was manufactured in Japan.
Facts at a glance:
| Feature | Value | 
|---|---|
| Type | Scientific | 
| Functions | 37 | 
| Keys | 30 | 
| Precision | 12 | 
| Logic | RPN | 
| Display type | VFD | 
| Length | 159mm | 
| Width | 86mm | 
| Thickness | 42mm | 
| Power Consumption | 1.000000W | 
| Power Source | 4xAA battery pack | 
| Country | Japan | 
| Year introduced | 1975 | 
| Year discontinued | 1977 | 
Replacements:
If you have a Sanyo CZ-2901 that is no longer working, you can first try replacing the 4xAA battery pack. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent.
We suggest the following current model as a replacement: