CIB combiner band 3 DAB 3 kW WB input 1.2 kW NB input

574969
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RF characteristics

Number of interfaces:
3
Interface type:
7-16 female (50 Ω) per IEC 61169-4
Port / path designation:
Port 1: narrow band input
Port 2: wide band input
Port 3: output
Interface direction:
straight
Input : output ratio:
2 : 1
Combiner type:
CIB
Number of cavities:
6
Size of cavities:
100
Standard:
DAB
Broadcast transmission type:
DAB
T-DMB
Frequency range:
170 to 240 MHz
Frequency band:
Band 3
Average power rating:
1.2 kW
Tuning instruction:
AS6033
Wide band power:
3 kW
Wide band power remark:
Attention: The power at the wideband input must be reduced by 50 % of the power fed into the narrowband input.
Wideband insertion loss, max.:
0.1 dB (non adjacent)
Output peak voltage rating:
3.2 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:
natural cooling
Weight, approx.:
70.0 kg
Length:
660.0 mm
Width:
220.0 mm
Height:
950.0 mm

Environmental conditions

Environmental conditions:
For limitations see "Environmental Conditions for Broadcast Products".

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

SPINNER_BerylliumOxideCeramics.pdf

Safety data sheet – 574969 – Berylliumoxideceramics – SPINNER_BerylliumOxideCeramics.pdf

CB-J-31-DS.pdf

Product data sheet – 574969 – CB-J-31-DS.pdf