CATV Agile Modulator (HS-8900BS)

HS-8900BS
19" Agile Adjacent Modulator with Saw Filter and Stereo Sound

Features
Output Frequency Adjustable between 47 MHz to 870 MHz
IF Modulator Assure Superior Capability
PLL Technique is Applied to Audio IF, Video IF and Local Oscillator to ensure High Frequency Stability
Clamp Circuit with High Anti-Hum Performance
LCD Dispay of Video Modulation Depth and Audio Frequency Deviation

Specifications

RF
Output Frequency: 47 to 870 MHz
Frequency Accuracy: Within 5 KHz
Output Level: 118 dBuv
Output Level Control Range: 0 to -20 dB
Output Impedace: 75 Ohm
Side-Band Suppression: ≥ 60 dB
Spurious Output Suppression: ≥ 65 dB
Output Reflection: 12 dB Min (Any Channel)
Audio to Video Carrier Ratio: -10 to -20 dB

Video
Input Level: 0.7 to 1.4 Vp-p
Output Impedance: 75 Ohm
Output Reflection: 30 dB Min
K Coeficient: 4% (2T Pulse)
C/L Delay: 40 nsec
Differential Gain: 3% (87.5% Modulation)
Differential Phase: ± 3° (87.5% Modulation)
Frequency Response: 1 dB
Video S/N: ≥ 50 dB

Audio
Input Level: 0 dBm ± 10 dB
Input Impedance: 10 Kohm Min
Frequency Response: ± 1.5 (40Hz to 15 KHz)
Distortion: 1%
Signal to Noise Ratio: -58 dB
Difference of Video/Audio: 4.5 MHz ± 2 KHz (M/N) 5.5MHz ± 2 KHz (B/G) 6.5 MHz ± 2 KHz (D/K)

Mechanical
Dimension: 482*220*43mm
Weight: 3.3 KG

Connectors (Rear Panel)
Video Input: RCA Phono, Female
Audio Input: RCA Phono, Female
IF Input: Female
IF Output: Female
RF Output: Female

Controls (Front Panel)
Channel Selection Up/Down: Push Button
RF/AV/Video/Audio ADJ: Control
RF Test: Female
Display: LCD

Power Supply
Voltage: 100 to 250 VAC 50Hz 15W
Operating Temerature: 0 to 45º C
Storage Temperature: -20 to 70º C