1. Files
  2. Sapphire CD
  3. cdr22
555DEZIN.ZIP (45K)

Uploaded Sat Jul 04 2026 10:46 pm

Ver 2.0 Design with this IC like the pros.  
Many example circuits and all the formulas
you need. The most useful and common timer
IC in use today.
_MATHTOO.ZIP (66K)

Uploaded Sat Jul 04 2026 10:46 pm

MathTools 3.11.  Extended scientific
calculator.
AVIATD16.ZIP (121K)

Uploaded Sat Jul 04 2026 10:46 pm

Aviation Converter 1.6.  Fuel conversion
utility.
CF427.ZIP (121K)

Uploaded Sat Jul 04 2026 10:46 pm

Curvefits 4.27.  Science, engineering curve
fitting program.
CNVRT417.ZIP (81K)

Uploaded Sat Jul 04 2026 10:46 pm

Convert 4.17.  Converts units, currency, and
temperatures.
COSMOS_.ZIP (11K)

Uploaded Sat Jul 04 2026 10:46 pm

Cosmos! Galaxy Civilization Calculator 1.01
(gamma).
ECMTH100.ZIP (228K)

Uploaded Sat Jul 04 2026 10:46 pm

EC-Math 1.  A utility for Arabesque Software
Inc's Ecco 2+.
EFIELD.ZIP (874K)

Uploaded Sat Jul 04 2026 10:46 pm

Animation files and viewer for evolution of
electric fields.
ELEMV20.ZIP (42K)

Uploaded Sat Jul 04 2026 10:46 pm

Periodic Table 2.0.  Has more error handling,
fixes bugs.
EPI_MAP.ZIP (8K)

Uploaded Sat Jul 04 2026 10:46 pm

Epi Map.  Produces maps from geographic
boundary files.
FIN_HEAT.ZIP (855K)

Uploaded Sat Jul 04 2026 10:46 pm

Algor Linear heat transfer utility.
GEOCLK60.ZIP (396K)

Uploaded Sat Jul 04 2026 10:46 pm

GEOCLOCK 6.0 sunlight clock for EGA, VGA, and
SVGA.
GEOXTR60.ZIP (189K)

Uploaded Sat Jul 04 2026 10:46 pm

Extra files for GeoClock sunlight clock.
ISCHEM20.ZIP (332K)

Uploaded Sat Jul 04 2026 10:46 pm

The Integral Scientist 2.01.  Data and
calculation utility.
KSTAT338.ZIP (689K)

Uploaded Sat Jul 04 2026 10:46 pm

KWIKSTAT 3.38.  Perform statistical analyses.
LUNECL17.ZIP (124K)

Uploaded Sat Jul 04 2026 10:46 pm

Interactive lunar eclipse program.  Fast
animated Graphics.
METRIC60.ZIP (256K)

Uploaded Sat Jul 04 2026 10:46 pm

MetriCon 6.0.  Metric Unit Conversion
Utility.
MRM1100.ZIP (315K)

Uploaded Sat Jul 04 2026 10:46 pm

Mr. MACHINIST 1.10.   Math machining program.
MSCOPE2A.ZIP (1,179K)

Uploaded Sat Jul 04 2026 10:46 pm

MICROSCOPE for the PC 2.0.  (1 of 2)
MSCOPE2B.ZIP (1,240K)

Uploaded Sat Jul 04 2026 10:46 pm

MICROSCOPE FOR THE PC 2.0.  (2 of 2)
PLANET62.ZIP (325K)

Uploaded Sat Jul 04 2026 10:46 pm

Interactive astronomy program.  Fast animated
VGA Graphics.
PLRES101.ZIP (25K)

Uploaded Sat Jul 04 2026 10:46 pm

Parallel Resistance, finds nearest stand. 1%
resistor value.
ROMANFIG.ZIP (13K)

Uploaded Sat Jul 04 2026 10:46 pm

Convert decimal figures to/from Roman
numerals.
ROOTS02.ZIP (5K)

Uploaded Sat Jul 04 2026 10:46 pm

Two new algorithms to find squared root and
cubed root.
SATSAT1.ZIP (62K)

Uploaded Sat Jul 04 2026 10:46 pm

Use time and date to determine locations of
Saturn's moons.
SIMS35.ZIP (376K)

Uploaded Sat Jul 04 2026 10:46 pm

SIMSTAT 3.5b.  A powerful statistics analysis
program.
SOLVE12.ZIP (27K)

Uploaded Sat Jul 04 2026 10:46 pm

SOLVE 1.2.  DOS command line mathematical
expression solver.
SURVEY2J.ZIP (144K)

Uploaded Sat Jul 04 2026 10:46 pm

SURVEY POWER 2.10.  Analyze
demographic/correlation results.
SURVEY47.ZIP (181K)

Uploaded Sat Jul 04 2026 10:46 pm

Creates opinion surveys and analyzes replies.
SYMBOL53.ZIP (128K)

Uploaded Sat Jul 04 2026 10:46 pm

Mathomatic 5.3.  Symbolic math program.
UBOAT48.ZIP (3K)

Uploaded Sat Jul 04 2026 10:46 pm

Great shooter for the HP48s, SX, G, GX,
calculator.
UCALC24.ZIP (85K)

Uploaded Sat Jul 04 2026 10:46 pm

ULTIMATE CALCULATOR 2.4.  Graphic scientific
calculator.
WASP12.ZIP (127K)

Uploaded Sat Jul 04 2026 10:46 pm

Water and Steam Properties 1.2.
WFORU.ZIP (311K)

Uploaded Sat Jul 04 2026 10:46 pm

Weather Forecaster.  Temperatures, three-day
forecast, more.
WLPLT251.ZIP (281K)

Uploaded Sat Jul 04 2026 10:46 pm

WL Plot 2.51.  Mathematical plotting program.