Texas Instruments BA-20 Profit Manager (Profit Manager)
The Texas Instruments BA-20 Profit Manager is an arithmetic calculator with 10 digits precision and algebraic logic. It has 7 functions, 32 keys, and an LCD (liquid crystal) display. The power source is LR41 (1.5Vcell) + LR1130 (3Vcell). The calculator was manufactured in Taiwan.
Facts at a glance:
| Feature | Value |
|---|---|
| Type | Arithmetic |
| Functions | 7 |
| Keys | 32 |
| Precision | 10 |
| Logic | Algebraic |
| Display type | LCD |
| Length | 120mm |
| Width | 128mm |
| Thickness | 20mm |
| Power Source | LR41 (1.5Vcell) + LR1130 (3Vcell) |
| Country | Taiwan |
| Year introduced | 1986 |
| Year discontinued | 1992 |
Replacements:
If you have a Texas Instruments BA-20 Profit Manager that is no longer working, you can first try replacing the LR41 (1.5Vcell) + LR1130 (3Vcell) battery. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent.
We suggest the following current models as possible replacements: