1-8 channel broadcast fiber optic transmission

1. Overview
KW900 series specially design for transmission broadcast video/audio, and could simultaneity transmit 1-channel video and 8-channel broadcast audio, the forward or the reserved over a fiber optic
 
2. Features
«192 KHz, 24 Bit analog audio quantization, high-fidelity
« Range of input signal sampling frequency adaptive 32～100KHz
«Output signal sampling frequency of digital audio 44.1、48、88.2、96KHz, optional
«10-bit video signal digital quantity
«All digital no compression, no damage, point to point or multipoint broadcast audio/video fiber optic transmission
«All surface mount technology, industrial design, high reliability, average working time more than 100000 hours
«Support hot swap with electric
«Support lossless signal regenerator
«With error correction circuit, and also with the ability of anti-burst interference
«Super optical dynamic range, no adjustment when use
«FC / PC optical connectors, the longest distance could be up to 100km above, when no regenerator
«1-channel video and 8-channel broadcast audio could be transmitted synchronously, forward and backward
«19 inch 1U or 2U standard rack mount
 
3. Specifications
a)Analog audio
Input/ output impedance: 600Ωequilibrium
Input/output interface: XLR
Max. input/output level: ＋15 dBu
Frequency Response: 20Hz－20KHz，±0.15dB
SNR: > 85dB（A weighted）
THD+N: < 0.01%@1KHz
Crosstalk: < -90dB
 
b)Digital audio
Input/output impedance: 110Ωequilibrium
Input/output interface: XLR
Input/output level: 0.4 ～ 5Vp-p
Signal format: 24 Bits (every channel)
Dithering: <0.5ns
Input sampling frequency: 32 ～ 100KHz
Output sampling frequency: 44.1KHz、48KHz、88.2KHz、96KHz, can be set
 
c)Video
Video broadband: 8MHz
SNR: >75dB（weighted）
Differential gain: <1%
Differential phase: <1.0°
Field tile：<0.5%
Input/output impedance: 75Ω
Input/output level: 1.0Vp-p
Input/output interface: BNC
 
d)Optics
Wavelength: multimode 850nm/1300nm, single-mode 1310nm/1550nm
Connector: FC/PC
Transmit optical power: ＋3 ～ －15dBm
Receiver sensitivity: -28dBm
 
e)Other
Average time trouble-free: >100000 hours
Operating temperature: －40℃ ～ +70℃
Relative humidity: 0～95％ no condensation
Weight: about 3.2Kg
Dimension: standard 19 inch 1U or 2U rack mount
Power: 95~240V/AC，50/60Hz，1A
 
4.  Applications
TV studio, live broadcast…