Description
The dbSpectra DB4059 is a high-performance 4 cavity bandpass reject duplexer designed for the 148-174 MHz frequency range. Engineered with high-quality tunable capacitors in each cavity, this unit generates precise reject frequencies to ensure optimal signal clarity. An integrated Invar rod provides exceptional frequency stability over a wide range of operating temperatures. The versatile design allows for horizontal or vertical mounting on flat surfaces or installation in standard EIA 19-inch racks. This unit is professionally serviced and ready for deployment.
| Frequency Range | 148-174 MHz |
| Number of Cavities | 4 |
| Frequency Separation | 750 kHz |
| Isolation | 70 dB |
| Transmitter Loss | 1.2 dB |
| Receiver Loss | 1.2 dB |
| Return Loss | 14 dB |
| Impedance | 50 Ohms |
| Power Rating | 150 Watts |












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