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overviewThis easy-to-use calculator now lets you enter data in the same order you would to solve the problem on paper.product summaryThe 30s is a great, affordable calculator. High quality and innovative features such as easily interchangeable bezels and uncomplicated algebraic entry make the HP 30s an excellent choice for all kinds of users. product featureseasy to useThe user-friendly HP 30s now lets you enter operators and data in the same order that you’d use if you were solving the problem on paper. Do your fingers sometimes feel too big for calculator keys? We can help—the keys on the 30s are larger, softer-edged, and spaced just a little farther apart on the keypad to help you avoid time-consuming mistakes in keying in data. interchangeable faceplates Another day, another color. Interchangeable faceplates let you change the look of your HP 30s. It’s not just about superior quality and value: we know you appreciate style too, so we include two extra face plates in different colors with each calculator. two-line display Sometimes you need to see more than just one line of data. The 30s has a large two-line display that gives you the big picture. It even maintains a convenient editable command line history. constant mode The 30s features an enhanced constant mode that permits appending of any combination of numbers, variables, functions and operators. conversions Any calculator can convert a fraction to a decimal, the HP 30s can also convert a decimal to a fraction, a not-too-common feature we think you’ll find very useful. It also handles a variety of conversions for both metric and imperial units equation solver This terrific feature helps you solve quadratic or simultaneous linear equations quickly, without all the tedious calculations. other special operating features include:
Permitted for use on College Board* Tests: AP*, SAT* and PSAT/NMSQT. (* College Board, AP and SAT are registered trademarks of the College Entrance Examination Board). |
| physical features | |
|---|---|
| Display | 7x5 dot matrix, 2 lines |
| Entry system logic | Algebraic |
| Menus, prompts, alpha messages, softkeys | No |
| RAM/no of variables or registers | 10 memory registers |
| Built-in functions | Over 66 |
| Redefineable keyboard and menu keys | No |
| math and statistical features | |
| +, -, x, /, sq. root, 1/x, +/-, 1nx, ex, n!, yx, logx, 10x, x2, %, pi | Yes |
| Fractions | Yes |
| Trig., Hyperbolics, HP Solve (root finder) | Yes |
| Numeric integration/ Complex number functions | No |
| Statistical analysis | Yes |
| SUM x, SUM x2, SUM y, SUM y2, SUM xy | No |
| Sample standard deviation/ mean/ weighted mean | No |
| Linear regression, combinations, permutations | Yes |
| Curve fit (LIN ,LOG, EXP, POW) | No |
| Normal, X, t, F distribution | No |
| scientific features | |
| Decimal hrs/hrs.min.sec. conversions | Yes |
| Polar/ rectangular and angle conversions | Yes |
| Base conversions and arithmetic | No |
| Unit conversions | Yes |
| Bit, Boolean operations | No |
| vector and matrix operations | |
| Matrix operations, rectangular and polar | No |
| Cylindrical, spherical | No |
| HP matrix writer, row and column operations | No |
| APLETS (built-in or added applications including Note and Sketch menus) | No |
| notepad | No |
| graphing functions with interactive graphics | No |
| customizing features | |
| Method | None |
| No. of steps/formulas or programs/ formulas | |
| peripherals | |
| Optional Infra-red Printer, HP 82240B | No |
| Computer Link | No |
| Two-way Infra-red I/O | No |
| batteries & warranty | |
| Batteries | 2 x LR44 |
| Warranty | One-year warranty |
| e-mail: | kevinalcott@hotmail.com |