TV Video Transmitter
Equipment rated specification ●Power range: ~AC380V±10；220V±20% ●Frequency: 50±2Hz； ●Designed ambient condition of equipment: Indoor use ●Above sea level height: up to 3500 m ●Atmospheric pressure: 86～106kPb ●Ambient temperature: 0°C to 45°C General Performance Working frequency: 470MHz —...
Equipment rated specification
●Power range: ~AC380V±10；220V±20%
●Designed ambient condition of equipment: Indoor use
●Above sea level height: up to 3500 m
●Atmospheric pressure: 86～106kPb
●Ambient temperature: 0°C to 45°C
Working frequency: 470MHz — 860MHz.
Nominal load resistor impedance 50 Ω coaxial, reflection loss ≥ 26 dB.
Rated output power ：100W.
Overall Machine Technology Specification
Specification of vision part
Video input level:
1Vp-p ± 3dB positive
Sync level 0.3Vp-p
Peak white level 0.7Vp-p
Video input impedance: 75 Ω（Coaxial）
Reflection loss ≥ 30dB .
Frequency 0MHz ～ 6MHz
Periodic clutter signal to noise ratio: 50dB（peak to peak）
Continuous random clutter signal to noise ratio:
average root value（no weighted）≥ 50dB
average root value（weighted）≥ 56dB
Useless transmission power of nearby outside channel is lower than carrier 60dB
Useless transmission power of nearby inside channel is lower than carrier 40dB
2T sine square wave distortion Kp ≤ 2 %
2T sine square wave distortion to bar pulse amplitude ratio Kpb ≤ 2 %
Line frequency tilt Kb ≤ 2 %
Field frequency tilt K50 ≤ 2 %
Brightness nonlinear distortion ≤ 10 %
Differential gain distortion DG ≤ 5 %
Differential phase distortion DP ≤ 5 °
Chroma and brightness gain difference ≤ 10 %
Chroma and brightness delay difference ≤ 30ns
Variation of vision output power ≤± 0.25dB
Carrier stability in three months ≤ ± 50 0Hz/ three months
Blanking level stability ≤ 2.5%
Carrier audacious phase modulation: ± 5 °
Mode of modulation: amplitude modulation , negative pole
Amplitude degree ≤ 87.5 %
Difference of sound carrier and vision carrier: 6.5MHz ± 0.001MHz
Radio frequency sync level: 100%
RF blanking level: 75% ± 2.5%
RF white level: 12.5% ～ 15%
Anshan General Broadcast & TV Equipment Co., Ltd.(AGBE) was established in 1998 with a registered capital of CNY 5million. AGBE is the large high-tech enterprise, which specializes in Research and Development, production, sales and service of digital tv transmitter, analog tv transmitter,fm transmitter.
Plant and Equipments ---- AGBE has its own modern industrial park, having 20,000 square meters area of structure and various types of mold, injection, processing, testing and other high-tech equipments.
The talent pool ---- AGBE has perfect talent pool,which includes the independent R&D center, design department, sales department, e-commerce department, purchase department, mold department, injection department, assembly department, QC department, logistics department, after sale department and financial department etc. Now Junjiahao has 10 senior engineers, 15 senior manager, 30 technicians, and 250 well-trained front-line staff.
Quality control system ---- Based on the standard requirements of GB/T19001-2008 quality management system, AGBE compiled the manual, established program file,set up a customer-focused quality management system.
Production Capacity ---- There are six production lines in AGBE. In 2012, the annual production reached 4.27 million pieces, the products are hot sale all over the world, the annual production in 2013 is expected to be 7 million pieces.
Quality and brand ---- Based on our strict quality control system, all the purchased parts must be passed two times tests. Led by the independent technological patents and self-developed products
AGBE's products reached overall qualified rate of 99.5% and got the nation certification CCC, international certifications FCC, CE, RoHS etc.
AGBE producing the high quality transmitter as it's own mission and let the beautiful music spread farther and faster through our products.