Super Mini High Pass Filter
Super Mini High Pass Filter
Class A RFI Shielding
Short, only 27mm
Support DOCSIS 3.1, 1218MHz
Low Loss
Rejection : 40dB (min.)
Excellent Return Loss
Flat Passband
High Stability
One-piece Brass Housing
Robust Mechanical Structure
Precision Connector Thread
Exquisite Plating Quality
Good Weather Resistance
Waterproof (alternative)
 Item HPF - 54MA4
  Impedance 75 ohm
  Pass Band 54 - 1000MHz
  Insertion Loss (54-70MHz)
  Insertion Loss (71-1000MHz)
1.5dB (typ) / 2.5dB (max)
0.5dB (typ) / 1.0dB (max)
  Return Loss (54-70MHz)
  Return Loss (71-1000MHz)
16dB (typ) / 12dB (min)
20dB (typ) / 16dB (min)
  Stop Band 5 - 40MHz
  Rejection (5-40MHz) 45dB (typ) / 40dB (min)
  Dimensions 13(¢) x 27(L) mm
  Net Weight 8.5g
 * Specifications may be change depending on the model or customer's requirement.

This is an ultra-small series of high-pass filters designed for space-constrained applications in CATV systems, dimensions just 13x27mm.

Although short, it also has excellent electrical specifications and a one-piece robust mechanical structure.

The pass band support DOCSIS 3.1 up to 1218 MHz is available.

In addition to being used in CATV systems, they are also suitable for many communication applications such as TV, DVB-T, ATSC, Cablenet and other RF systems.

For more filter information please see the filter profile technical notes in our Tech Support.

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

Model Pass Band Model Pass Band
HPF - 47MA4   47 - 1000 MHz HPF - 174MA4 174 - 1000 MHz
HPF - 54MA4   54 - 1000 MHz HPF - 216MA4 216 - 1000 MHz
HPF - 65MA4   65 - 1000 MHz HPF - 470MA4 470 - 1000 MHz
HPF - 85MA4   85 - 1000 MHz HPF - 500MA4 500 - 1000 MHz
HPF - 120MA4   120 - 1000 MHz HPF - 550MA4 550 - 1000 MHz
  *  We can design other models according to your specifications.