| Model Number | GPA-0408A |
| Min Frequency (MHz) | 4000 |
| Max Frequency (MHz) | 8000 |
| Gain (dB) | 21 |
| OP-1 (dBm) | 28.5 |
| Flatness (db) | ±1.6 |
| Supply (V) | +8 |
| Current (mA) | 190 |
| PSAT (dBm) | 29 |
| Model Number | GPA-0408A |
| Min Frequency (MHz) | 4000 |
| Max Frequency (MHz) | 8000 |
| Gain (dB) | 21 |
| OP-1 (dBm) | 28.5 |
| Flatness (db) | ±1.6 |
| Supply (V) | +8 |
| Current (mA) | 190 |
| PSAT (dBm) | 29 |