CATV Modulator (HS-318M)

Product Description

HS-318M
19" Fixed Channel Adjacent Modulator
With 3 Saw Filters

Feature
Output Frequency Preset between 47 MHz to 870 MHz
IF Processing with 3 Saw Filters
PLL Technique is Applied to Audio IF, Video IF and Local Oscillator to ensure High Frequency Stability
Clamp Circuit with High Anti-hum Performance

Specifications
RF
Output Frequency: 47 to 870 MHz Preset
Frequency Accuracy: Within 5 KHz
Output Level: 115 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: ± 4% (87.5% Modulation)
Differential Phase: =/-4% (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 Display: DOT Matrix LED
RF/AV/Video/Audio ADJ: Control
RF Test: Female

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

More Product Features


Trademark:	Haisheng/OEM/ODM
Model NO.:	HS-318M
Standard:	FCC CE RoHS
Productivity:	3, 000 pcs/ month
Shipment Terms:	By Air / Sea
Payment Terms:	T/T,Western Union
Origin:	Shenzhen, China
Packing:	Netural Packing / Color Box
Export Markets:	North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Company:	Shenzhen Haisheng Technology Co., Ltd.