The HP 30b (NW238AA, variously codenamed "Big Euro", "Mid Euro" and "Fox"
) is a
programmablefinancial calculator
A financial calculator or business calculator is an electronic calculator that performs financial functions commonly needed in business and commerce communities (simple interest, compound interest, cash flow, amortization, conversion, cost/sell/ ...
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
Reverse Polish notation (RPN), also known as reverse Łukasiewicz notation, Polish postfix notation or simply postfix notation, is a mathematical notation in which operators ''follow'' their operands, in contrast to prefix or Polish notation ...
, Algebraic and normal
Chain algebraic methods, and twelve digit display.
This
ARM
In human anatomy, the arm refers to the upper limb in common usage, although academically the term specifically means the upper arm between the glenohumeral joint (shoulder joint) and the elbow joint. The distal part of the upper limb between ...
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
The modified internal rate of return (MIRR) is a financial measure of an investment's attractiveness. It is used in capital budgeting to rank alternative investments of unequal size. As the name implies, MIRR is a modification of the internal rate ...
and
Financial Management Rate of Return, a first.
The HP 30b is not allowed in any major exam like CFA Charter exam.
HP 40b
At some point HP planned to release a HP 40b, a version of the HP 30b with added USB port, the capability to load precompiled programs into the calculator from the PC and to use the calculator as an external keypad for a PC. However, only a few prototypes were ever produced.
WP 31S, WP 34S and WP 34C
As with the
HP 20b, the HP 30b's
firmware
In computing
Computing is any goal-oriented activity requiring, benefiting from, or creating computer, computing machinery. It includes the study and experimentation of algorithmic processes, and the development of both computer hardware, h ...
can be overwritten ("
flashed") using a computer and a special cable. Taking advantage of this facility, a team of HP calculator enthusiasts has produced a firmware for converting the 30b into a
programmable scientific calculator
A scientific calculator is an Electronics, electronic calculator, either desktop or handheld, designed to perform calculations using basic (addition, subtraction, multiplication, Division (mathematics), division) and advanced (Trigonometric fun ...
.
The resulting WP 34S (2011) firmware and user's manual can be downloaded free of charge,
and a special serial cable and keypad overlay can be purchased for a nominal fee.
The WP 34S was also being sold commercially.
A firmware branch with a
complex number
In mathematics, a complex number is an element of a number system that extends the real numbers with a specific element denoted , called the imaginary unit and satisfying the equation i^= -1; every complex number can be expressed in the for ...
lock mode is called WP 34C (2015).
The WP 31S (2014) is a stripped-down version of the WP 34S. (The community-developed
WP 43S, which is based on the
SwissMicros DM42 hardware, is a successor to this project.)
See also
*
TI BA II Plus
The Texas Instruments Business Analyst series is a product line of financial calculators introduced in 1976. BA calculators provide time value of money functions and are widely used in accounting and other financial applications. Though originall ...
*
TI BA II Plus Professional
References
External links
*
{{HP calculators
30b