Cisco PULSAR MKII - TV Modulator (BG) (PAL) データシート
CYGNUS PAL B/G Television Modulator
2
Specifications
RF
Units
Specifications
Television System
-
PAL B/G
Frequency Range
MHz
48 to 861 (fixed channel)
IF MHz
38.90
Video/Audio Carrier Interspace
MHz
5.5
± 2 kHz
Output Return Loss
dB
VHF ≥12
UHF ≥10
UHF ≥10
Video Carrier Output Level
dBµV
≥ 114 (<550 MHz)
≥ 110 (>550 MHz)
≥ 110 (>550 MHz)
Video/Audio Carrier
dB
14 to 22 (factory set at 17
±1 dB)
Video Carrier Deviation
kHz
VHF ±10
UHF ±20
UHF ±20
CNR dB
≥58
Spurious In-band
dB
≤-60
Spurious Out-band
dB
≤-60
Test Point
dB
-20
±1.5
Video
Connector Type
-
RCA
Video Modulation Depth
%
80 ±5
In-band Flatness (within 5 MHz)
dB
≤ 1.5
Differential Gain
%
≤5
Differential Phase
°
≤5
K Figure
%
≤4
Chrominance-Luminance Delay
Inequality
Inequality
ns
≤60
SNR(weighted) dB
≥56
Audio
Connector Type
-
RCA
Pre-emphasis
µs
50
Audio Deviation
kHz
± 50
Frequency Response
dB
±1.5 (40 Hz to 15 kHz)
Distortion % ≤1
SNR dB
SNR dB
≥55
Others
Powering
V
230 V AC
± 10% (50/60 Hz)
Power Consumption
W
15
Dimensions
mm
in.
482 x 180 x 44
19.0 x 7.1 x 1.7
Weight
kg
lbs
2.5
5.5
5.5