Coaxial bandpass filter VHF Band 3 DAB T-DMB 5.1 kW 1 5/8" EIA liquid cooled product photo Front View L
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Coaxial bandpass filter VHF Band 3 DAB T-DMB 5.1 kW 1 5/8" EIA liquid cooled

617109

RF characteristics

Number of interfaces:
2
Interface type:
1 5/8" EIA (50 Ω) per IEC 60339-2
Interface direction:
straight
Number of cavities:
6
Size of cavities:
200
Broadcast transmission type:
DAB @ 1.54 MHz (Û/Urms=13 dB)
T-DMB @ 1.54 MHz (Û/Urms=13 dB)
Frequency range:
170 to 240 MHz
Frequency band:
Band 3
Average power rating:
5.1 kW
Harmonics insertion loss:
≥ 50 dB for f ≤ 500 MHz
Temperature stability:
≤ 2 kHz / K

Mechanical characteristics

Cooling:
liquid
Cooling interface:
for hose with inner width 3/4
Temperature of the coolant:
20 °C - 60 °C
Material of cooling:
stainless steel
Weight, approx.:
82.0 kg
Length:
710.0 mm
Width:
450.0 mm
Height:
680.0 mm

Environmental conditions

Environmental conditions:
for limitations see "Environmental Conditions for Broadcast Products" TD-00060
Operational conditions:
ETSI EN 300 019-1-3 V2.3.2 (2009-1) class 3.1 N
Operating temperature:
-10 to +45 °C
Relative humidity, max.:
95% (condensation not allowed)
Transport conditions:
ETSI EN 300 019-1-2 V2.1.4 (2003-04) class 2.2
Transport temperature range:
-25 to +70 °C
Transport rain, condensation, icing:
not allowed
Storage conditions:
ETSI EN 300 019-1-1 V2.1.4 (2003-04) class 1.2
Storage rain, condensation, icing:
not allowed

Scope of delivery & accessories

Coolant:
Glycol and water (BN 15 45 67)

Further remarks

Remark:
• mask filter for DAB and T-DMB
• for 1.54 MHz block bandwidth
• with cross coupling (notch function)
• tunable within the whole band 3
• temperature compensated
• DC block
• installation standing
• natural or liquid cooling
1):
The input power of liquid cooled filters must be reduced if installed more than 500 m above sea level.

Downloads

CB089-DS.pdf

Product data sheet – 617109 – CB089-DS.pdf