|HP codename, series
||Chive (HP-38E) Chive C (HP-38C), Spice
|Type, Precision, Input mode
||Business, 10 BCD digits, exponent
±99, Reverse Polish Notation
||Yes. The programming mode is turned on/off using
the "g P/R" key. No program step insertion or deletion. No symbolic labels. Maximum
of 99 program steps.
Note that neither logarithm base 10 nor sine is available on the
HP-38E/C. These have been replaced by natural log and exponential. Also
testing for nonzero values is not available and has been replaced by
testing for 0.
||By default 8 program steps and 20 registers
(0-9, .0 - .9). As programs increase registers are automatically
program steps, 7 steps per register. A maximum of 99 program
with remaining 7 storage registers is possible. See "g MEM" command.
memory (HP-38C only)
||11 digit 7 segment red LED plus sign
||Financial, math and statistics functions.
|Original Pricing, Production
||HP-38E: 1.5.1978 ($120) - 1.12.1981 ($120)
HP-38C: 1.7.1979 ($150) - 1.7.1983 ($125)
|| Battery pack with 2x AA sized cells or AC 10V
HP power supply (requires a rechargeable battery pack to be installed)
or DC 4.5V off-the-shelf power supply
|| Length 14.1cm, Width 7.5cm, Height 2.9cm
Handbook And Programming Guide (PDF), August 1980
||The HP-38E was Hewlett Packard's first Spice
To select different FIX display modes press prefix "f" and a digit 0-9.
To select SCI mode press prefix "f" and the comma separator. This will
always display 7 digits of accuracy.