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Hewlett-Packard HP 34C (Spice/Spike BASIL)

Hewlett-Packard HP 34C
Image: Wikimedia CC BY-SA 3.0

The Hewlett-Packard HP 34C is a programmable calculator with 10 digits precision and RPN (reverse polish notation) logic. It has 96 functions, 30 keys, and an LED (light-emitting diode) display typical of calculators of this era. The power source is 2xAA NiCd pack.

Facts at a glance:

FeatureValue
TypeProgrammable
Functions96
Keys30
Precision10
LogicRPN
Display typeLED
Length142mm
Width70mm
Thickness30mm
Weight210g
Power Source2xAA NiCd pack
Year introduced1979
Year discontinued1983

Diagnostics

Note that diagnostic tests generally delete any data on the calculator. Be sure to back up any important information held in the calculator before running these tests.

Press STO then ENTER - if self-test is okay it will turn on all display elements

Replacements:

If you have a Hewlett-Packard HP 34C that is no longer working, you can first try replacing the 2xAA NiCd pack batteries. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent.

We suggest the following current model as a replacement:

See other calculators by Hewlett-Packard