| Manufacturer | Part Number | Description |
|---|---|---|
| Crystalonics | 2N2944A | PNP Transistor |
Microsemi (now Microchip Technology)
| 2N2944A | PNP SILICON SMALL SIGNAL TRANSISTOR |
Motorola Semiconductor (now NXP Semiconductors)
| 2N2944A | CHOPPER TRANSISTOR |