Shenzhen Dingshengwei Electronics Co.Ltd

Country of Origin:

• China (mainland)

Key Specifications/Special Features:

• 400D economy TV demodulator is the CATV head end equipment, which is used to receiving plough TV signals. The demodulated output video and audio signals can load to modulator directly in CATV headend
• Can receive 4 plough TV signals at the same time and convert them into Audio and video signa
• Adopting frequency composed technology, CPU control, is able to choose channels directly
• Stable frequency, convenient and accurate control
• Easy operation, function keys are on front panel
• Input channel displayed by LED on the front panel
• Adopting integrative demodulator, high dependability and high temperature stability with the unit
• Luxurious standard housing
• High dynamic power supply
• Input frequency range: 45 to 860MHz
• Carrier Ware Level 70 dB?V (typical) 60 to 80 dB?V range
• Input reflect loss: 8dB
• Output level: 1 ? 0.2Vp-p
• Output impedance: 75 Ohms
• Video s/n 53dB( emphasis , nominal ratio input)
• Frequency response: ? 1.5dB ? 0.1MHz to 5MHz ?
• Differential gain: ? 8 % ?modulation 87.5?
• Differential phase: ? 8 ? ? modulation87.5
• Output level: 0.775V(600 load, 50KHz deflection )
• Frequency response: ? 2dB
• Distortion : 1.5 %
• Signal to noise ratio: 55dB ?nominal ratio input?
• Voltage: 110 to 245V AC

Main Export Markets:

• Eastern Europe
• North America
• Mid East/Africa
• Central/South America
• Asia
• Western Europe
• Australasia