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2-way CIB combiner band 3 DAB 60 kW WB input 6.0 kW NB input

576822
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RF characteristics

Number of interfaces:
3
Interface type:
1 5/8" EIA (50 Ω) per IEC 60339-2
4 1/2" EIA (50 Ω) per IEC 60339-2
4 1/2" EIA (50 Ω) per IEC 60339-2
Port / path designation:
Port 1: narrow band input
Port 2: wide band input
Port 3: output
Input : output ratio:
2 : 1
Combiner type:
CIB
Number of cavities:
8
Size of cavities:
200
Standard:
DAB
Broadcast transmission type:
DAB
T-DMB
Frequency range:
174 to 240 MHz
Frequency band:
Band 3
Average power rating:
6.0 kW @ 1.54 MHz
Tuning instruction:
see data sheet for characteristics as: Channel width, Crest factor Û/Urms, Channel spacing, Average input power, Tuning instruction, Insertion loss & mask filtering, Group delay variation, Isolation, VSWR
Wide band power:
60 kW
Wide band power remark:
Attention: The power at the wide band input must be reduced by 50 %
of the power fed into the narrow band input.
Wideband insertion loss, max.:
0.1 dB (non adjacent)
Output peak voltage rating:
15.5 kV
VSWR, max.:
1.1
Harmonics insertion loss:
≥ 50 dB for f < 500 MHz
Isolation, min.:
35 dB (between inputs)
Temperature stability:
1 kHz / K

Mechanical characteristics

Cooling type:
convection
Weight remark:
see data sheet
Dimensions remark:
see data sheet

Environmental conditions

Environmental conditions:
for limitations see "Environmental Conditions for Broadcast Products" TD-00060

Further remarks

Remark:
Compact design
For 1.54 MHz block width
Integrated mask filters for DAB and T-DMB
Adjacent block operation
Temperature compensated
Filters with cross coupling (notch function)
Footnote:
Alternative tuning on request
Customs tariff number:
85291080

Downloads

CB-L-40-DS.pdf

Product data sheet – 576822 – CB-L-40-DS.pdf