Band-pass filter UHF DTV/ATV 18 kW 3 1/8" SMS unflanged liquid cooled product photo Front View L
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Band-pass filter UHF DTV/ATV 18 kW 3 1/8" SMS unflanged liquid cooled

616669C2041
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RF characteristics

Number of interfaces:
2
Interface type:
3 1/8" SMS (50 Ω) unflanged
Interface direction:
straight
Filter type:
Band-pass
Number of cavities:
6
Size of cavities:
230
Standard:
ATV, DTV
Broadcast transmission type:
DVB-T
Frequency range:
470 to 790 MHz
Frequency band:
Band 4/5
Average power rating:
18 kW (at 0 to 500 m)
16 kW (at 1400 m)
14 kW (at 2200 m)
12 kW (at 3000 m)
10 kW (at 3800 m)
Tuning instruction:
AS6303
VSWR, max.:
1.15 (passband)
Harmonics insertion loss:
≥ 50 dB for f ≤ 800 MHz
Temperature stability:
≤ 2 kHz / K

Mechanical characteristics

Cooling:
liquid cooling
Cooling interface:
Stainless steel tube 12 x 1 mm unflanged ending straight at the connector side (on request: ending straight or ending upwards at rear side)
Temperature of the coolant:
10 to 55 °C
Weight, approx.:
55.0 kg
Length:
804.0 mm
Width:
570.0 mm
Height:
352.0 mm

Environmental conditions

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

Scope of delivery & accessories

Coolant:
Mix: glycol and water BN 154567

Further remarks

Remark:
• mask filters for DTV and ATV
• for 6, 7 and 8 MHz channel bandwidth
• with cross coupling (notch function)
• tuneable within the whole UHF range
• temperature compensated
• installation horizontally or vertically
• DC block
• liquid cooling
Footnote:
Alternative tuning on request
Customs tariff number:
85291080

Downloads

CB-K-133-DS.pdf

Product data sheet – 616669C2041 – CB-K-133-DS.pdf