MW550P
| Output: | Low noise broadband preamp |
| Bands: | AM, SW up to 30 MHz, 160m |
| Tuning: | One vernier control, two selector switches |
| Antenna Matching: | 50 Ohms across broadcast band |
| Preamp: | Switchable low noise preamp to 30 MHz |
| Output: | 50 Ohms out |
| Chassis: | .090 ga. aluminium iridite coated |
| Top cover: | .090 ga. aluminium powder coated |
| Front cover: | .090 ga. aluminium powder coated |
| Dimensions: | 10" wide x 5" high x 10" deep |
| Shipping weight: | 8 lbs |
| Warranty: | One year |