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Band Reject Filter

 
 

Features
 
* Class A RFI Shielding

* Support DOCSIS 3.1

* Low Loss

* Rejection > 40dB

* Good Return Loss

* Flat Pass Band

* High Stability

* Excellent Mechanical Structure

* Precision Connector Thread

* Exquisite Plating Quality

* Good Weather Resistance

* Waterproof (alternative)

* Brass Housing
 
Band Reject Filter
 
Introduction

The BRF3 series is our round band reject filter with a compact mechanical construction, and a shorter copper housing design than our 1 series band reject filters, and also has quite good electrical specifications.

We can design different rejection band according to your specifications.

For more filter products, please see our filter category.

To learn more about 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
BRF3-55-550 55 - 550 MHz 5 - 42 MHz 600 - 1000 MHz
BRF3-70-500 70 - 500 MHz 5 - 55 MHz 550 - 1000 MHz
BRF3-85-350 85 - 350 MHz 5 - 65 MHz 400 - 1000 MHz
BRF3-85-620 85 - 620 MHz 5 - 65 MHz 659 - 1000 MHz
BRF3-222-526 222 - 526 MHz 5 - 215 MHz 552 - 1000 MHz
BRF3-245-356 245 - 356 MHz 5 - 230 MHz 380 - 1000 MHz
BRF3-470-576 470 - 576 MHz 5 - 420 MHz 640 - 1000 MHz
  Electrical Curve ( BPF3-55-550 )

Insertion Loss  |  Return Loss
SPAN 1000MHz
Fig 1
 
  General Specifications
  Item BRF-55-550
  Impedance 75 ohm
  Frequency Range 5 - 1000MHz
  Insertion Loss ( 5 - 42MHz ) 1.0dB (typ) / 2.5dB (max)
  Insertion Loss ( 600 - 1000MHz ) 1.0dB (typ) / 3.0dB (max)
  Return Loss 16dB (typ) / 12dB (min)
  Rejection ( 55 - 550MHz ) 50dB (min)
  Dimensions 15(¢) x 52.5(L) mm
  Net Weight 28g
 * Specifications may be change depending on the model or customer's requirement.

 

 
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