Image of 89-86A-20-18


89-86A-20-18, 806-824 MHz, Preselector
TX RX has designed application-specific multi-cavity and combline filter products for use in limiting the bandwidth in front of a multiple-receiver system (Preselector).

  • Several models available to match your specific application.
  • All filters are factory tuned to meet specific frequency channel requirements
  • Temperature compensation keeps product tuned to specification from -30 to +60° C.


-20, Preselectors are supplied with 24" RG-142B/u N(M) to SMA(M) cable



Product Specifications 
Item No89-86A-20-18
Item Name806-824 MHz, Preselector
RF PowerRx only
Number of Cavities-Resonators10
Pass Bandwidth18 MHz
Frequency Range806-824 MHz
Specification Bandwidth18 MHz
Typical Insertion Loss1.0 dB
Max Insertion Loss at Passband Edge1.0 dB
Typical Selectivity100 dB @ 851 MHz
Return Loss14 dB
VSWR1.5:1 max.
Temperature Range-30 to +60 °C
Dimensions H x W x D3.5" x 19" x 5"
(89 x 483 x 127 mm)
Mounting19" EIA Rack Mount
Shipping Weight6 lbs. (2.7 kg)