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Vectronics LP-30 User manual

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VECTRONICS
LP-30 LOW PASS FILTER
Suppress television interference with Vectronics' new 1500 Watt,
30MHz, Low Pass Filter.
•
Use between transmitter and antenna or tuner.
•
Reduces television interference (TVI) radiated by transmitters
operating below 30MHz.
•
Suppresses harmonics appearing in the TV bands.
•
Additional attenuation to TV IF frequencies above 40MHz.
•
Low loss to 30MHz, VSWR less than 1.3:1.
•
Nine pole inverse Chebyshev design.
SPECIFICATIONS
Pass band:........................................0-30MHz
Cutoff Frequency:............................30MHz
Attenuation:.....................................42.17MHz (color IF), -70dB:
45.75MHz (video IF), -70dB;
55.25MHz (channel 2 video),
-70dB;
Worst case at 65MHz, -60db.
Power Capacity: ..............................1500W
Impedance:......................................52S
Insertion Loss:.................................0.25dB maximum @ 30MHz
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