A-433A
| Brand | Altec |
| Manufacturer | Altec Lansing Corporation |
| Function | Amplifier, Pre |
| Produced | 1952 |
| Country | United States |
| Signal Path | Analog Hardware |
| Dimensions | 27.9 × 11.4 × 7.6 cm (W × H × D) |
| Weight | 2.7lbs |
| Tube Complement | 12AX7, 12AU7 |
| Finish | Brushed Brass |
| MSRP (1953) | $75 |
| Channels | 1 Channel |
| Notes | Intended for use with A-333A amplifier |