Manual

DPF 23/6
6-Cavity Duplexer for the 23 cm Amateur Radio Band
DESCRIPTION
The DPF 23/6 is a 6-cavity duplex filter for the 23 cm amateur band.
The DPF 23/6 can be tuned within the 1240 - 1300 MHz amateur band
with a nominal duplex separation of 35 MHz.
The filter uses full-length ¼ λ cavities in a compact, extruded aluminium
housing. The chassis is made of passivated steel, and teflon insulation
has been applied in the rigid coaxial cables and in the connectors.
The filter is black vinyl coated to prevent corrosion.
ORDERING DESIGNATIONS
TYPE NO. PRODUCT NO.
DPF 23/6 200000049
SPECIFICATIONS
ELECTRICAL
MODEL DPF 23/6
TX/RX FREQUENCY 1240 - 1300 MHz
MAX. INPUT POWER 50 W
NOM. SPACING TX-RX 35 MHz - 28 MHz on request
INSERTION LOSS TX-ANT AND ANT-RX ≤ 1.0 dB (typically ≤ 0.7 dB)
TX-NOICE SUPPRESSION ON RX-FREQUENCY
(SINGLE CHANNEL TUNED)
≥ 85 dB
RX ISOLATION ON TX-FREQUENCY
(SINGLE CHANNEL TUNED)
≥ 85 dB
DUPLEX SPACING 35 MHz (nominal)
28 MHz on request
IMPEDANCE Nom. 50 Ω
SWR ≤ 1.5 dB
MECHANICAL
TEMP. RANGE –30° C → +60° C
FREQUENCY STABILITY Approx. 5 ppm/° C
CONNECTORS N-female
DIMENSIONS (L x W x H) 135 x 154 x 33 mm
WEIGHT Approx. 620 g
TYPICAL RESPONSE CURVES
PROCOM A/S reserve the right to amend specifications
without prior notice.
15/03/11