70cm HAM radio band cavity duplexer
Product information "70cm HAM radio band cavity duplexer"
This is a special-purpose duplexer for operating a FDD mode system with channel bandwidth up to 400 kHz (such as GSM) inside the 70cm HAM radio band.
You can use it when implementing a base station or a UE with separate Rx and Tx ports at a single antenna.
All connectors are N (female).
It is not suitable for outdoor environments.
It can support up to 30W of RF power and has the following characteristics:
| Uplink | Downlink | |
| Pass Band | 434.7 - 435.1 MHz | 439.5-439.9 MHz |
| Insertion Loss | <= 1.5 dB | <= 1.5 dB |
| Rejection | 75 dB @ 439.5 - 439.9 MHz | 75 dB @ 434.7 - 435.1 MHz |
| Connectors | N-type (female) | |
| Impedance | 50 Ohms | |
| Power | 30 W average RF power | |
| Temperature | -30 to 50 Centigrade | |
| Dimensions | 241 x 123 x 70 mm | |
| Weight | 1310 g | |
| IP-Rating | IP50 | |
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