Audio 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 ：300W.
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%
Founded in 1998, owns a modern factory covering over 6000 square meters and more than 70 employees, Anshan General Broadcast & TV Equipment Co., Ltd.(AGBE) was established on July, 1998. Many technical personnel in the company have over 20 to 30 years experiences of designing and producing transmitter. It is a main manufacturer producing radio broadcast & TV transmitting equipment in China.
AGBE have developed the transmitter products markets such as Europe and USA etc. And with the persistent pursuit and creativity of igital tv transmitter, analog tv transmitter,fm transmitter.
Since its establishment, with "prestige and quality first, first-class service" principle, "widely adopting customers and sincere cooperation" business philosophy and "development together" corporation objective, Aolaisite have been praised by the customers and thus become the force of the company's sustainable development.
AGBE has strong technical strength with sophisticated CNC equipments and a group of industrial leading products and experienced product manufacturing engineers. By adopting advanced standardization of enterprise management ie ISO9001:2000 quality management system and applying modern management model, products have been delivered in China and abroad and favored by customers.
Looking forward to the future, AGBE would work together with our customers by adhering to scientific and technological innovation, efficient work, sound after-sales service system, reasonable prices, as to provide high quality service to customers and create customer's brand name with our professional technology and service.
1: What's the best price?
The best price is according to your order quantity, big order will enjoy big discount.
2: Can I have my own logo or company name to be printed on your products or the package?
Yes. You can print your logo, company name on the products or package, the exact quantity is determined by the exact model. You can also send us the artwork by email in AI or CorelDraw format. Anyway, we accept OEM and ODM service!
3: What is the Warranty for our tv box?
All products have 1 year warranty. If there is no man-made problem, we will replace or repair for you freely. we own the best quality control department and professional sales team, if any problem happen,our team wil do our best to solve for customers.
4: Can you provide EU or US, UK, AU or others standard plug power adapter?
Yes, there is EU, UK, US, AU etc. standards of plugs are available. The adapter we send to you is accordingly to your country standard or your request.
5: How long will my order received?
DHL/UPS/FedEx Express usually takes about 3-5 working days to the destination. And it's about 5-8 working days by EMS or TNT. Hongkong Post Air Mail and Singapore Post Air Parcel take 10 to 30 days to ship to worldwide.