HP 30b
The HP 30b (NW238AA, variously codenamed "Big Euro", "Mid Euro" and "Fox") is a programmable financial calculator from HP which was released on 7 January 2010. The HP 30b is an advanced version of the HP's prior model HP 20b. Featuring a two line alpha numeric display, ability to input data via Reverse Polish Notation, Algebraic and normal Chain algebraic methods, and twelve digit display.
HP 30b | |
| Type | Financial |
|---|---|
| Manufacturer | Hewlett-Packard |
| Introduced | 2010 |
| Discontinued | 2014 |
| Latest firmware | 2010-04-05 |
| Predecessor | HP 20b |
| Cost | USD 20 – 50 |
| Calculator | |
| Entry mode | RPN, Algebraic, Chain |
| Display type | LCD seven-segment display dot-matrix display |
| Display size | 12+3 digits and 8 characters |
| CPU | |
| Processor | 30 MHz Atmel AT91SAM7L128 (ARM7TDMI core) |
| Programming | |
| Memory register | 50 data and 10 registers |
| Program steps | 290 bytes |
| Other | |
| Power supply | 2× CR2032 batteries (1 required, 1 optional) |
| Power consumption | 0.25 mW |
| Weight | 115 g |
| Dimensions | 77 × 149 × 16 mm |
This ARM powered calculator also has some limited scientific functions which is relatively rare in financial calculators. Also, it has a built in Black-Scholes Equation, for calculating theoretical premium for calls and puts, Modified Internal Rate of Return and Financial Management Rate of Return, a first.
The HP 30b is not allowed in any major exam like CFA Charter exam.