118MHz - 137MHz Multipole Composite High Pass Filter

FM broadcasting band rejection: 100dB


Aircraft band RF filter. Video clip


  Filter plot  

AirBand filter ON-OFF response plot.
(click on picture to enlarge)

  AirCraft Band RF Filter ; SKU: HS-118HPF £ 165.00 Order  
  The set includes: AirBand filter filter and user manual in CDROM format.

  Generak Purpose Low Pass Filters range from 100kHz up to 500MHz.  

Standard version (BNC-BNC or SMA-SMA)


Customise version example (BNC-SMA)


Range of general purpouse Low Pass Filters
Thirty five cut off filter frequencies to choose covering from 100kHz up to 500Mhz.
BNC or SMA connectors. Customise versions available.

Essential on measurement applications, suitable for Receivers , RF Generators, Local oscillators, RF amplifiers, RF mixers, etc.

- Topology: Passive, 7th order, Elliptic
- Input/Output impedance: 50 Ohm.
- Insertion loss: < 0.3 dB
- Sharp roll-off, Stop band attenuation: see plots.
- Power rating: 27dBm (500mW)
- Connectors: BNC or SMA. Customise versions available.
- Size: 56mmx20mmx20mm( 2.205x0.787x0.787in)

Available cutoff frequencies

- 100kHz
- 300kHz
- 500kHz
- 600kHz
- 620kHz
- 800kHz

- 900kHz
- 1.3MHz
- 1.5MHz
- 2.0MHz

- 3.0MHz
- 4.2MHz
- 4.5MHz
- 5.0MHz
- 6.0MHz

- 9.0MHz
- 10.0MHz
- 15.0MHz
- 17.0MHz
- 20.0MHz
- 30.0MHz
- 45.0MHz
- 60.0MHz
- 70.0MHz
- 88.0MHz
- 90MHz
- 100MHz
- 150MHz
- 200MHz
- 220MHz
- 250MHz
- 300MHz
- 400MHz
- 500MHz


General purpose Low Pass Filters.



  Low Pass Filters connector options. Price Order
  BNC connectors £ 55.00 Order
  SMA connectors £ 65.00 Order

Other connector options available, please ask.


All models include:
Mini Low Pass Filters., user manual in CDROM format.


  AM Medium Wave Broadcast Band Rejection Filter. (No switching relays) 200 Watts power rating.  




Removes interfering signals from the AM Medium Wave broadcast band.
Connected in-line with any transceiver, transmits right through it.
Transparent filter in transmission.
Instantly switches from transmit to receive and back again.
No switching relays, no time delay, no moving parts.
Does not require connection to a power supply.


- Power rating: 200Watts (400W PEP)
- Frequency range: 1.8MHz-150MHz
- Impedance: 50 Ohm.
- MW band rejection: 80dB
- Insertion loss: < 0.5dB
- Connectors: SO-239 or "N" option
- Size: 148mmx55mmx50mm(5.827x2.165x1.969in)

  AM Medium Wave Broadcast Band Rejection Filter. Options  
  MW Broadcast Band Rejection filter. Connector option: SO-239 ; SKU: HS-300SO £ 144.00 Order  
  MW Broadcast Band Rejection filter. Connector option: N ; SKU: HS-300N £ 155.00 Order  
  The set includes:
MW BCB Rejection filter and datasheet in CDROM format.