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DPBP 70/3333-20-TETRA

12-Resonator Band-Pass Duplex Filter for TETRA Band with 20 MHz bandwidth

  • The DPBP 70/3333-20-TETRA is a 2 x 6 resonator band-pass duplex filter designed to combine TETRA 380 - 400 MHz and 410 - 430 MHz to one common feeder.
  • The filter uses reduced-length ¼ λ cavities in a compact, strong aluminium housing.

DESCRIPTION

  • 19” drawers available as options.
  • Silver-plating ensures low insertion loss.
  • Built-in DC stop between all ports.

ORDERING DESIGNATIONS

TYPELOWHIGHPRODUCT NO.
DPBP 70/3333-20-TETRA-N380 - 400410 - 430200002160

SPECIFICATIONS

ELECTRICAL 
MODELDPBP 70/3333-20-TETRA
MAX. INPUT POWER200 W
FREQUENCY
LOW
HIGH
 
380 - 400 MHz
410 - 430 MHz
LOW/HIGH-SPACING10 MHz
INSERTION LOSS IN PASSBAND≤ 0.7 dB (typ. 0.5)
ATTENUATION IN STOPBAND> 60 dB (typ. > 63 dB)
IMPEDANCENom. 50 Ω
SWR (All ports)≤ 1.5 (typ. ≤ 1.3)
MECHANICAL 
FREQ. STABILITYApprox. 4.5 ppm/° C
CONNECTORSN-female
DIMENSIONS (L x W x H)218 x 300 x approx. 105 mm
(incl. adjusting screw) /
8.58 x 11.81 x approx. 4.13 in.
(incl. adjusting screw)
WEIGHTApprox. 6600 g/ 14.55 lb.
ENVIRONMENTAL
TEMP. RANGE–20° C → +60° C

TYPICAL RESPONSE CURVES

 

MOUNTING DETAILS

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