The HP Pioneer series is a line of calculators produced by HP between 1988 and 2003.
Features
| Model | Entry | Saturn core | Programming | Infrared |
|---|---|---|---|---|
| HP 10B | Infix | Bert | No | No |
| HP 14B | Infix | Sacajawea | No | No |
| HP 17B | Infix | Lewis | Yes | |
| HP 17BII | Infix/RPN | Lewis | Yes | |
| HP 20S | Infix | Bert | No | No |
| HP 21S | Infix | Bert | No | No |
| HP 22S | Infix | Sacajawea | No | |
| HP 27S | Infix | Lewis | Yes | |
| HP 32S | RPN | Sacajawea | Yes | No |
| HP 32SII | RPN | Sacajawea | Yes | No |
| HP 42S | RPN | Lewis | Yes | Yes |