MR-DARF-XX

MR-DARF-XX

Dual Active Reject Filter

MARS Dual Active Reject Filter (DARF) provides a cost effective solution for eliminating interfering signals within the cellular frequency band (over 30 dB rejection).
The full system consists of a 19″ mountable rack unit that supports up to three dual reject filter modules (see picture), while each module handles one sector.
Additional Features:
• Frequency agile.
• Operates with RX and diversity antenna.

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Frequency Range
825-835 MHz
Gain
3 dB (min.) to 7 dB (max.)
IF Frequency
86 MHz
Band Reject (-3 dB)
? 150 KHz
Band Reject (-30 dB)
? 50 KHz (±5%) non Symmetrical
Null Depth, min.
40 dB
Noise Figure, max.
6 dB
Input Intercept Points IP3
? -2 dBm
1 dB Compression Point
? -12 dBm
Overall Gain over Frequency Band
? 3 +1 dB
Indicators (Led)
Lock Detection, DC
Tuning Step Conversion
25 KHz
DC Voltage
27 V
DC Current, max.
600 mA