Products > RF Products >

Dual Active Reject Filter

 

MR-DARF-XX

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


 MR-DARF-XX
Specifications:
Electrical
Frequency range 825 - 835 MHz
IF Frequency 86 MHz
Band Reject (-3 dB) ≤150 KHz
Band Reject (-30 dB) ≥ 50 KHz (± 5%) non Symmetrical
Null Depth, min. 40 dB
Gain 3 dB (min) to 7 dB ( max)
Overall Gain over Frequency Band 3 (+3 dB / -2 dB)
Gain Tracking over Frequency ≤3 +1 dB
Noise Figure, max. 6 dB
Input Intercept Points IP3 ≥ -2 dBm
1 dB compression Point ≥ -12 dBm
Indicators ( Leds) Lock Detection, DC
Tuning Step Conversion 25 KHz
DC Voltage 27 V
DC Current, max. 600 mA
Mechanical
Dimensions ( LxWxH) 19" Box
DC Connector Terminal Block
RF Connectors N-Type, Female/Male
Mount Free Standing
Environmemtal
Operating Temperature Range - 10°C to + 50°C
Storage Temperature Range - 10°C to + 60°C
Humidity, min. 90%
Service Life >10 years

MARS reserves the right to make technical changes or modifications to any of its products and specifications without prior notice and without implementing such changes to prior supplied products. Product images are representative and indicative only. Warranty terms and general conditions of sale are applicable on any purchase of any product and are available in the “Policies” section.