The HP 33s 2-line display scientific calculator is the long awaited replacement for the HP 32sII RPN Scientific Calculator. the 33s will have 32k user memory vs. 384 bytes in the HP 32sII, letter+4 program line labels (A0001 vs. A01), and cursor keys to navigate menus. It works in both RPN and algebraic modes. Features: keystroke programming, solve function, stats one and two variable, base-n function, 27 independent memories, trig, polar- rectangular, fractions, physical constants, unit conversions.

HP 33S Features:

HP 33s Study Guide and Tutorial:

HP 33s References: