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1. HEWLITT PACKARD 32S RPN SCIENTIFIC CALCULATOR FULL
2. HEWLITT PACKARD 32S RPN SCIENTIFIC CALCULATOR PORTABLE
3. HEWLITT PACKARD 32S RPN SCIENTIFIC CALCULATOR SERIES
4. HEWLITT PACKARD 32S RPN SCIENTIFIC CALCULATOR WINDOWS

In this interview, David not only shares the history and how of creating the HP35, but also shares stories about Bill Hewlett, David Packard and others including Steve Wazniak. Existing pocket calculators at the time were only four-function, i.e., they could only do addition, subtraction, multiplication, and division.

HEWLITT PACKARD 32S RPN SCIENTIFIC CALCULATOR PORTABLE

Before the HP-35, the only practical portable devices for performing trigonometric and exponential functions were slide rules. In the first months, orders were exceeding HP’s expectations as to the entire market size, which was 10,000 units per year.

HEWLITT PACKARD 32S RPN SCIENTIFIC CALCULATOR FULL

The HP-35 was the first calculator with a full suite of trigonometric and transcendental functions. When these prototypes proved popular, HP decided to turn the HP-35 into a commercial product. It is rumored that the development engineer got carried away and implemented a full suite of scientific functions to satisfy requests from his co-workers. Thus, the first ~12 HP-35 portable calculators were made as a “hack” by and for other engineers at HP. Hewlett Packard HP 32S II RPN Scientific Calculator Tested Excellent Condition. Many high school and college classes don’t allow you to use laptops, phones. The HP 10S scientific calculator - best for high school classroom inventories. In about 1970, HP co-founder Bill Hewlett challenged his co-workers to create a “shirt-pocket sized HP-9100“. The HP 300S+ scientific calculator - best for college & high school students. Market studies at the time had shown no market for pocket sized calculators. Introduced at US$395, the HP-35 was available from 1972 to 1975.

Like some of HP’s desktop calculators it used reverse Polish notation. The result was the HP-35 introduced in February 1972. William Hewlett led the efforts to create a shirt pocket version. It included the standard adding machine functions but added floating-point numbers, exponentiations, logarithms, trigonometric functions, and square roots.

The HP-35 was Hewlett-Packard‘s first pocket calculator and the world’s first scientific pocket calculator (a calculator with trigonometric and exponential functions). HP introduced its HP 9100 desktop scientific calculator in 1968.

HEWLITT PACKARD 32S RPN SCIENTIFIC CALCULATOR SERIES

This is the 1st in a series of interviews of individuals and teams who have created what I would consider killer innovations. In this episode, I recorded an interview with David Cochran, the original Product Manager of the HP35 calculator. The battery compartment cover is missing from one.Notes: These calculators have been in storage fo. REDUCED!!Vintage HP-55 & HP-32 RPN CalculatorsHP-55 Calculator with original owners manual, battery charger and leather carry case.Two HP-32E Calculators.

HEWLITT PACKARD 32S RPN SCIENTIFIC CALCULATOR WINDOWS

MC Squared is an advanced programmable scientific RPN calculator on your Windows desktop. Includes KML scripts and bitmaps (skins) and source code, but no ROM dumps.