DPF 70/22-250

Duplex Filter for the 450 MHz Band

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Data Sheet
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DPF 70/22-250
Electrical
Model DPF 70/22-250
Frequency 406 – 470 MHz
Max. Input Power 300 W @ 1.5 dB
Insertion Loss 250 kHz @ 1.5 dB
500 kHz @ 1.2 dB
1.0 MHz @ 1.0 dB
Tx Noise Suppression on Rx-Freq. / Rx Isolation on Tx-Freq. 250 kHz @ 50 dB
500 kHz @ 60 dB
1.0 MHz @ 70 dB
Environmental
Frequency Stability Approx. 1.5 ppm / °C
Operating temperature range -30 °C to +60 °C
Mechanical
Connection(s) N(f)
Historic Brand Amphenol Procom
Dimensions 510 x 515 x 300 mm /
20.07 x 20.27 x 11.81 in.
Weight Approx. 15 kg / 33.07 lb.
  • High power base station duplex filter for the 400 – 470 MHz range.
  • The use of large ø250 mm cavities means a high Q, resulting in a small duplex spacing.
  • The large dimensions also mean a high power rating.
  • Unloaded Q of a single cavity is approx. 8000.
  • High frequency stability on temperature and power.
  • Mounted on 19” brackets.

TYPICAL RESPONSE CURVES FOR 500 kHz DUPLEX SPACING

Model Product No. Add To Quote
Duplex Filter for the 450 MHz Band 200000275

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