The JAMPRO RCEC-328-HVM Air-Cooled VHF Mask Filter improves the performance of VHF signals in the 174-230 MHz range. It is intended for use in ATSC, DVB-T, and ISDB-T applications.
The filter has a typical insertion loss of 0.2 to 0.5 dB and a VSWR of 1.10:1. It also provides rejection of unwanted signals outside of the passband, with a minimum of 10 dB rejection at Fc ± 3.7 MHz and a minimum of 60 dB rejection at Fc ± 10.5 MHz for DVB-T2 applications.
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TYPICAL DVB-T2
SPECIFICATIONS
TYPICAL ATSC
SPECIFICATIONS
- FREQUENCY: 174-230 MHz
- BANDWIDTH:
- Fc ± 3.40 MHz
- INSERTION LOSS
- Fc 0.25 dB
- Fc ± 3.80 MHz 0.50 dB
- VSWR 1.10:1
- REJECTION
- Fc ± 3.7 MHz 10 dB
- Fc ± 5.25 MHz 27 dB
- Fc ± 10.5 MHz 60 dB
- GROUP DELAY < 550 ns
- CONNECTORS 3-1/8” EIA
- FREQUENCY 174-230 MHz
- BANDWIDTH
- Fc ± 2.69 MHz
- INSERTION LOSS
- Fc 0.20 dB
- Fc ± 2.69 MHz 0.35 dB
- VSWR 1.08:1
- REJECTION
- Fc ± 3.5 MHz 15 dB
- Fc ± 4.0 MHz 33 dB
- Fc ± 9 MHz 65 dB
- GROUP DELAY < 250 ns
- CONNECTORS 3-1/8” EIA
TYPICAL ISDB-T SPECIFICATIONS
- FREQUENCY 174-230MHz
- BANDWIDTH
- Fc ± 2.79 MHz
- INSERTION LOSS
- Fc 0.25 dB
Fc ± 2.79 MHz 0.55 dB
- Fc 0.25 dB
- VSWR 1.10:1
- REJECTION
- Fc ± 3.15 MHz >14 dB
- Fc ± 4.5 MHz >31 dB
- Fc ± 9 MHz >60 dB
- CONNECTORS 3-1/8” EIA
- GROUP DELAY < 600 ns