28-70-09A
28-70-09A
28-70-09A, 450-470 MHz, Duplexer
- TX RX Systems offers a wide variety of Duplexer options to suit your application, including Vari-Notch®, Bandpass, and notch type circuits
- Vari-Notch® design provides low loss and high isolation in a compact package
- All high RF-current components silver-plated for highest performance
- Various models to choose from to match your application.
Notes
Specifications for duplexers of unsymmetrical construction or response are listed as follows:
- Isolation: Noise Suppression/Carrier Suppression
- Insertion Loss: Tx Loss/Rx Loss
Downloads:
Datasheet
Duplexer Problems and Remedies
Manual
| Product Specifications | |
|---|---|
| Item No | 28-70-09A |
| Item Name | 450-470 MHz, Duplexer |
| Frequency Range | 450-470 MHz |
| Minimum Freq Separation | 5.0 MHz |
| Power Rating | 250 W |
| Isolation | 100 dB |
| Insertion Loss | 1.25 dB |
| Number of Cavities | 4 |
| Cavity Size | 4" Dia. |
| VSWR | 1.3:1 |
| Impedance Ω | 50 |
| Dimensions H x W x D | 5.25" x 19" x +3 -9" |
| Tx-Rx Port Connectors | N |
| Antenna Connectors | N |
| Temperature Range | -30 to +60 °C |
| Shipping Weight | 14 lbs. |