Video Audio 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 —...

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Product Details

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 — 860MHz.

Nominal load resistor impedance 50 Ω coaxial, reflection loss ≥ 26 dB.

Rated output power :1KW.

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%


Company Introduction

Anshan General Broadcast & TV Equipment Co., Ltd.(AGBE) has specializing in radio broadcast & TV transmitting equipment since 1998.


Staff

There are about 70 staffs, including 7 in R&D department, 50 in factory, 5 in sourcing and marketing departments, 8 in technical support team.


Product and Output

All models are private design with patents. Monthly finished product output is around 70K to 100K units.


ODM&OEM

As an experienced ODM&OEM supplier, also keep updating hardware and software periodically to meet customers' needs well.


Certificates

Anshan get CE, FCC and RoHS certificates once new model released.


Market

Anshan made products are sold to all over the world now,We have modernization of the factory . You are welcome to visit our factory when you come to China.

At present , there are already AGBE customers around the world visited our office . If you come to China , you are welcome to visit us .


Certificates

We've acquired plenty of certificates from government and industry.


R&D

We have a strong team of R&D applying the most advanced technologies on our products.


Manufacture

High manufacturing capability, provides quality assurance and short lead time for customers.


Our Services:

The warranty time is one year after goods leaving factory.

We can provide technical support from internet or in our company.

We can send spare parts to you directly when the equipment damaged.


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