HP 9101A Extended Memory
HP 9102A Buffer Box
HP 9104A Tape Reader
HP 9106A Typewriter Coupler
The HP 9106A Typewriter Coupler interfaces the 9100 Calculator System to the IBM Model 73 Typewriter to provide fast, numeric print out. The numbers from the 9100’s CRT display are duplicated exactly on the typewriter wherever desired in a horizontal or vertical format.
HP 9107A Digitizer
HP 9120A Printer
The HP 9120A provides fast, quiet printer capability for use with the 9100 Calculators. The Printer prints the contents of any combination of X, Y, and Z Calculator display registers upon manual or programmed command. It also lists the contents of the Calculator’s program memory upon command. Quiet operation is obtained using a unique electrosensitive printing principle. The 9120A Printer mounts on top of the 9100 Calculators to insure easy access and minimum space requirements. Operation of the Printer is initiated either manually by a single keystroke or in a program by one program step.
HP 9125A X-Y Plotter
The 9125A provides permanent graphic solutions to problems solved by the Calculator. The Plotter plots the point, specified by the numbers in the Calculator’s X and Y registers, when the format (FMT) instruction is activated. The relationship between the variables is ordinarily programmed in the Calculator which then drives the Plotter. The Calculator can also be used in the manual mode to transfer data coordinates to the Plotter directly.
HP 9150A Large Screen Display
The 9150A is a large screen display of the 9100 X, Y, and Z registers, which allows a large group to see the calculations. Instructors find this peripheral exceptionally valuable. They can better explain scientific concepts using the display.
HP 9160A Marked Card Reader
The 9160A optically reads cards marked with a soft lead pencil. By using the standard size tab cards properly formatted, programs and numerical data can be entered quickly and conveniently. Each card can hold 28 program instructions or data. Cards can be cascaded easily.
HP 2570A Instrumentation Coupler