The HP Voyager Series is a series of landscape format calculators produced by Hewlett Packard. The series includes the HP 10C, HP 11C, HP 12C, HP 15C, and HP 16C.
Design
One significant design change was the vertical and horizontal rearranging of the four function keys.
HP41C and all before "Classic HP layout":
- 1 2 3
+ 4 5 6
x 7 8 9
/ 0 .(?)
Voyagers and beyond:
1 2 3 /
4 5 6 x
7 8 9 -
0 .(?)+