SK-4860FM
The SK-4860FM analog modulator has 4 audio/video input and output as one. It's fixed but skip channle one,which is specially designed for small hotel cable system.
Features:
1. Four Video& Audio input,one RF output
2. H.F processed. Double side band modulator
3. MCU control for frequency control
4. Standard 19” housing for standard rack
5. User friendly control in front panel
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RF
|
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Output
Frequency:
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45-860MHz
|
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Output
Level :
|
90dBuV
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Output
Impedance:
|
75
Ω
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Frequency
Accuracy:
|
±5KHz
|
|
Video
|
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Video to Audio
Ratio:
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18 ± 2dB
|
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Input
Level:
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0.6-1.5Vp-p
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Input
Impedance:
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75Ω
|
|
Input
Return Loss:
|
30dB
min
|
|
SNR
(Weight):
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60dB
|
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Delay
Response:
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45
nsec
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|
Flatness:
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±1dB
|
|
Differential Gain:
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±
5 % （Modulation
87.5 % ）
|
|
Differential
Phase:
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±
5° （Modulation
87.5 % ）
|
|
Audio
|
|
Input Level:
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-10 to 10dBm
|
|
Input
Impedance:
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10KΩ
min
|
|
Flatness:
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±1dB
|
|
SNR:
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-60dB
|
|
Harmonic Distortion:
|
1
%
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