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Band Reject Filter

 
 

Features
 
* Class A RFI Shielding

* Zinc Alloy Die-cast Housing

* Low Cost

* Support DOCSIS 3.1

* Low Loss

* Rejection > 40dB

* Good Return Loss

* Flat Pass Band

* High Stability
 
Band Reject Filters
 
Introduction

The BRF2 series is our economically priced version of band reject filters with one-piece zinc alloy die-cast housing design for a robust connection to prevent connector fall off.

The electrical specifications are also very good.

We can design different rejection band according to your specifications.

For more filter products, please see our filter category.

To learn more filter types please see the filter profile technical notes in our Tech Support.

Custom filters or more details on inquires, please refer to Custom Filters.

  Items
Model Reject Band 1st Pass Band 2nd Pass Band
BRF2-55-500 55 - 500 MHz 5 - 42 MHz 550 - 1000 MHz
BRF2-55-550 55 - 550 MHz 5 - 42 MHz 600 - 1000 MHz
BRF2-70-500 70 - 500 MHz 5 - 55 MHz 550 - 1000 MHz
BRF2-85-350 85 - 350 MHz 5 - 65 MHz 400 - 1000 MHz
BRF2-85-620 85 - 620 MHz 5 - 65 MHz 659 - 1000 MHz
BRF2-222-526 222 - 526 MHz 5 - 215 MHz 552 - 1000 MHz
BRF2-245-356 245 - 356 MHz 5 - 230 MHz 380 - 1000 MHz
BRF2-470-576 470 - 576 MHz 5 - 420 MHz 640 - 1000 MHz
  Electrical Curve ( BPF2-470-594 )

Insertion Loss  |  Return Loss
SPAN 1000MHz
Fig 1

Insertion Loss  |  Return Loss
SPAN 1000MHz
Fig 2
  General Specifications
  Item BRF2-470-576
  Impedance 75 ohm
  Frequency Range 5 - 1000MHz
  Pass Band 5 - 420MHz / 640 - 1000MHz
  Insertion Loss 0.5dB (typ)  /  3.0dB (max)
  Return Loss 14dB (typ)  /  10dB (min)
  Stop Band 470 - 576MHz
  Rejection 50dB (typ) / 45dB (min)
  Dimensions (incl. M/F connectors) 17(H) x 59.5(W) x 17(D) mm
  Net Weight 26.5g
 * Specifications may be change depending on the model or customer's requirement.

 

 
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