fibre media convertes. optical video and audio transmitters.broadcast quality. at budget prices.
 
  
   


 Audio Digital Fiber System

  i2(2 Audio )
  i4(4 Audio )
  i8(8 Audio )
  i16(16 Audio )
i2 series 2-channel Analog Audio digital fiber optic Transmission System

 

Features
Audio 20-bit encoder/decoder
Audio input/output balance/unbalance transform automatically
ESD protection
Transmission distance up to 100 KM
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 indicator, audio activity, optical link, power supply etc.

Applications
Radio station audio programme transmission
Public site such as gymnasium/theater audio transmission

Introdution
Doteck i2 series is a high performance broadcast quality 2-channel audio transmission system. Input 2-channel analog audio. Output 2-channel analog audio.
Doteck i2 series technical specifications are over broadcast quality, which is widely used in radio stations.
Due to the advanced digital fiber optic transmission technology, almost you need not make any adjustments, simple to set up, easy to operate.

Physical
Dimension(HxWxD) 43×430×230(mm)
Power Supply 130 - 255VAC,50-60Hz
Power Consumption <20W
Operating Temperature 0 - +50 ?
Humidity 0 - 95% RH, non-condensing
LED Status Indicator Power, Optical Link, Audio Activity

Optical
Fiber Type Single mode or Multimode
Number of fiber 1
Wavelength 1310nm and/or 1550nm
Fiber Optic Connector FC/PC
Transmission Distance 0-100km

Technical Specification

Audio input
Number of channel 2
Signal Resolution 20 bits
Frequency response 20Hz-20KHz@-0.5dB
Operating mode Balanced or unbalanced
Max input level 17.4Vp-p(+18dBm)
Isolation >90dB@1kHz;>90dB@20kHz
Input impedance 600Ω or big resistance
Connector XLR

Audio output
Number of channel 2
Signal Resoltion 20 bits
Frequency response 20Hz-20KHz@-0.5dB
Operating mode Balanced or unbalanced
Max output level 17.4Vp-p(+18dBm)
SNR(weighted) >90dB
THD <0.2%
Isolation >90dB@1KHz;>90Db@20khZ
Delay 2 degree
Amplitude match ±0.2dB
Output impedance small resistance
Connector XLR
  TOP
i4 series 4-channel analog audio digital fiber-optic transmission system
 

Features
Audio 20-bit encoder/decoder
Audio input/output balance/unbalance transform automatically
ESD protection
Transmission distance up to 100 KM
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 indicator, audio activity, optical link, power supply etc.

Applications
Radio station audio programme transmission
Public site such as gymnasium/theater audio transmission

Introdution
Doteck i4 series is a high performance broadcast quality 4-channel audio transmission system. Input 4-channel analog audio. Output 4-channel analog audio.
Doteck i4 series technical specifications are over broadcast quality, which is widely used in radio stations.
Due to the advanced digital fiber optic transmission technology, almost you need not make any adjustments, simple to set up, easy to operate.

Physical
Dimension(HxWxD) 43×430×230(mm)
Power Supply 130 - 255VAC,50-60Hz
Power Consumption <20W
Operating Temperature 0 - +50?
Humidity 0 – 95% RH, Non-condensing
LED Status Indicators Power, Optical Link, Audio Activity

Optical

Fiber Type Single mode or Multimode
Number of fiber 1
Wavelength 1310nm and/or 1550nm
Fiber Optic Connector FC/PC
Transmission Distance 0-100km

 

Technical Specification

Audio input
Number of channel 4
Signal Resoltion 20 bits
Frequency response 20Hz-20KHz@-0.5dB
Operating mode Balanced or unbalanced
Max input level 17.4Vp-p(+18dBm)
Isolation >90dB@1kHz;>90dB@20kHz
Input impedance 600Ω or big resistance
Connector XLR

Audio output
Number of channel 4
Signal Resoltion 20 bits
Frequency response 20Hz-20KHz@-0.5dB
Operating mode Balanced or unbalanced
Max output level 17.4Vp-p(+18dBm)
SNR(weighted) >90dB
THD <0.2%
Isolation >90dB@1KHz;>90Db@20khZ
Delay 2 degree
Amplitude match ±0.2dB
Output impedance small resistance
Connector XLR
TOP
i8 series 8-channel analog audio digital fiber-optic transmission system
 

Features
Audio 20-bit encoder/decoder
Audio input/output balance/unbalance transform automatically
ESD protection
Transmission distance up to 100 KM
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 indicator, audio activity, optical link, power supply etc.

Applications
Radio station audio programme transmission
Public site such as gymnasium/theater audio transmission

Introduction
Doteck i8 series is a high performance broadcast quality 8-channel audio transmission system. Input 8-channel analog audio. Output 8-channel analog audio.
Doteck i8 series technical specifications are over broadcast quality, which is widely used in radio stations.
Due to the advanced digital fiber optic transmission technology, almost you need not make any adjustments, simple to set up, easy to operate.

Physical
Dimension(HxWxD) 43×430×230(mm)
Power Supply 130 - 255VAC,50-60Hz
Power Consumption <20W
Operating Temperature 0 - +50?
Humidity 0 – 95% RH, Non-condensing
LED Status Indicator Power, Optical Link, Audio Activity

Optical

Fiber Type Single mode or Multimode
Number of fiber 1
Wavelength 1310nm and/or 1550nm
Fiber Optic Connector FC/PC
Transmission Distance 0-100km

 

Technical Specification

Audio input
Number of channel 8
Signal Resoltion 20 bits
Frequency response 20Hz-20KHz@-0.5dB
Operating mode Balanced or unbalanced
Max input level 17.4Vp-p(+18dBm)
Isolation >90dB@1kHz;>90dB@20kHz
Input impedance 600Ω or big resistance
Connector XLR

Audio output
Number of channel 8
Signal Resoltion 20 bits
Frequency response 20Hz-20KHz@-0.5dB
Operating mode Balanced or unbalanced
Max output level 17.4Vp-p(+18dBm)
SNR(weighted) >90dB
THD <0.2%
Isolation >90dB@1KHz;>90Db@20khZ
Delay 2 degree
Amplitude match ±0.2dB
Output impedance small resistance
Connector XLR
TOP
i16 series 16-channel analog audio digital fiber-optic transmission system
 

Features
Audio 20-bit encoder/decoder
Audio input/output balance/unbalance transform automatically
ESD protection
Transmission distance up to 100 KM
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 indicator, audio activity, optical link, power supply etc.

Applications
Radio station audio programme transmission
Public site such as gymnasium/theater audio transmission

Introduction
Doteck i16 series is a high performance broadcast quality 16-channel audio transmission system. Input 16-channel analog audio. Output 16-channel analog audio.
Doteck i16 series technical specifications are over broadcast quality, which is widely used in radio stations.
Due to the advanced digital fiber optic transmission technology, almost you need not make any adjustments, simple to set up, easy to operate.

Physical
Dimension(HxWxD) 86×430×230(mm)
Power Supply 130 - 255VAC,50-60Hz
Power Consumption <20W
Operating Temperature 0 - +50?
Humidity 0 – 95% RH, Non-condensing
LED Status Indicator Power, Optical Link, Audio Activity

Optical

Fiber Type Single mode or Multimode
Number of fiber 1
Wavelength 1310nm and/or 1550nm
Fiber Optic Connector FC/PC
Transmission Distance 0-100km


Technical Specification

Audio input
Number of channel 16
Signal Resoltion 20 bits
Frequency response 20Hz-20KHz@-0.5dB
Operating mode Balanced or unbalanced
Max input level 17.4Vp-p(+18dBm)
Isolation >90dB@1kHz;>90dB@20kHz
Input impedance 600Ω or big resistance
Connector XLR

Audio output
Number of channel 16
Signal Resoltion 20 bits
Frequency response 20Hz-20KHz@-0.5dB
Operating mode Balanced or unbalanced
Max output level 17.4Vp-p(+18dBm)
SNR(weighted) >90dB
THD <0.2%
Isolation >90dB@1KHz;>90Db@20kHz
Delay 2 degree
Amplitude match ±0.2dB
Output impedance small resistance
Connector XLR
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