TV Signal Transmitter Wireless
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%
Specification of sound part
Output power: (relative to vision output) － 10dB
Carrier stability (based on vision carrier）better than ±5 00Hz/ three months
Maximum frequency deviation: ± 50kHz（100% modulation）
Audio input level range: 0 ± 6dBm
Audio input impedance: 600 Ω balanced
Modulation ability: bigger than ± 100kHz frequency deviation
Amplitude frequency response: 30Hz ～ 15kHz ≤± 1 .0 dB
Pre emphasis time: 50us
FM noise to signal ratio: ≥ 60 dB（1kHz,100%modulation）
Non linear distortion : 30Hz ～ 15kHZ ≤ 1%
Amplitude modulation noise (no modulation): ≤ － 46dB
Inner carrier noise (100% modulation): ≤ － 45 dB
Useless radiation power : lower than carrier 60dB
Pre emphasis time constant: 50us
AGBE was established in 1998 and located in Anshan,China. We are a professional manufacturer of radio broadcast & TV transmitting equipment series products. With more than ten years' experience, AGBE has grown into a high-tech enterprise which sets R&D center, production workshop, sales and service team as a whole.
Quality is our culture, we conduct strict quality test in all processes from product develop & design, raw material purchasing, production, aging testing, packing and delivery. the products passed many certificates such as CE,FCC,ROHS etc.
With being good quality ,competitive price ,and perfect service. We have established long term cooperation with many famous foreign enterprises,Products has been exported to Europe and America,Asia etc. more than 40 countries in the world. Welcome your OEM and ODM orders,We are confident to be your most trustworthy partner!
1.Product exports for over 11 years.
2.Professional development team:over 20 years of bluetooth developm-ent and production experience
3.Strong OEM/ODM capacity: 10 years of OEM / ODM experience , with many large companies in the OEM / ODM cooperation.
4.supporting the production workshop, able to provide customers from : product designing and producing transmitter , assembly - test - ship, a one-stop services
1. Defective products in volume shipments is less than 0.3 percent.
2. Delivery in 30 days for orders under 20,000pcs.
3. 13 months warranty and unconditional free returns on any defective products.
4. yearly development of at least 15 new products
we sincerely welcome all enterprises with my company OEM, ODM cooperation !