Doteck A4 Series 4-channel Video and 8-channel Audio fiber optic Transmission System
PAL(625/50) and NTSC(525/60) standard auto-recognition
The technical specifications are better than broadcast quality
Video 10 bit A/D conversion, audio 20 bit A/D conversion
Video AGC(auto gain control)functionality, poor video signal input tolerance
Audio output balance/unbalance can be transformed automatically, ESD(Electric Static Discharge) functionality, more safer , more stable
Transmission distance up to 120km without relay
All components, including connectors, are ordered from public-known manufacturers in the world, high stability and reliability ensurance
Enclosure box material is made of aluminum, elegant appearance, light weight
PCB boards made with environment friendly Pb-free and RoHS compliant
Convenient instructions of LED status, video/audio activity, optical link, power supply etc.
Doteck A4 series is high performance digital fiber optic transmission system. The transmitter input 4-channel composite analog video and 8-channel analog audio. The receiver output 4-channel composite analog video and 8-channel analog audio.
The quality of video, audio non-compressed transmission with digital designs is much superior to the analog transmission based on amplitude frequency modulation designs.
Due to the advanced digital fiber optic transmission technology, almost you need not make any adjustments, simple to set up, easy to operate.