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Fiberlink® 3620A Series User’s Manual

Fiberlink® 3620A Series

Audio Specifications

Number of Audio Channels 

2, balanced or unbalanced

Bits per sample/ Sampling Rate 

24 bits, 52 kHz

Audio Connector 

Screw terminal block

Switches 

• 

Select input termination 

 

• 

Balanced or unbalanced  

 

 

input/output, selectable on a  

 

 

per-channel basis 

 

• 

Output gain boost +0 dB or +6 dB

Frequency Response 

+0/-0.5 dB, 20 Hz - 20 kHz

Maximum Audio Level 

+10 dBu

Signal-to-Noise Ratio (A-weighted) 

95 dB referenced full scale (balanced)

THD 

0.002%, 20Hz - 20 kHz, full scale

Channel Phase Differential 

±0.1º

Crosstalk 

-100 dB (1kHz)

Audio Noise Level 

-85 dBm

System Gain 

Unity Gain, ±3%, input: balanced  

 

600 ohms, 50 ohms source  

 

impedance ; output: balanced into  

 

600 ohms, gain boost 0 dB.

Receiver Output Gain 

+0 dB or +6 dB; switch selectable

Input Impedance 

600 Ohms terminated,  

 

>24K ohms unterminated

Output Impedance 

50 Ohms nominal

Audio to Video Diff. Delay (skew) 

<300 usec

Technical Specifications

Technical Specifications

Содержание 3620A Series

Страница 1: ...dio over one single mode or multimode fiber Communications Specialties Fiberlink 3620A User s Manual Quality composite video and two channels of stereo audio delivered over one single mode or multimod...

Страница 2: ...ns 4 Video Specifications 4 Audio Specifications 5 Operating Loss Budgets 6 Maximum Useable Distance 6 Alarm Switch Settings 6 Installation Instructions 7 Audio Configuration Transmitter 8 Audio Confi...

Страница 3: ...required Features 10 MHz video bandwidth per channel Video channel is compatible with NTSC PAL or SECAM video standards Two audio channels that may be user configured for balanced or unbalanced inputs...

Страница 4: ...x 29 H x 203 L mm Weight approx 10 oz 0 284 kg Number of slots in 6000A card cage 1 Power 9 24 volts AC or DC 3 5 watts 11 94 BTU Hr Transmitter or Receiver Operating Temperature 10 to 60 C Operating...

Страница 5: ...5 dB 20 Hz 20 kHz Maximum Audio Level 10 dBu Signal to Noise Ratio A weighted 95 dB referenced full scale balanced THD 0 002 20Hz 20 kHz full scale Channel Phase Differential 0 1 Crosstalk 100 dB 1kHz...

Страница 6: ...rm Indication On Off 1 Loss of Input Video Enabled Disabled 2 N A N A N A Alarm Switch Settings for the Receiver Card Switch Position Alarm Indication On Off 1 Loss of Optical Signal Enabled Disabled...

Страница 7: ...ons using DC power please refer to figure 1 8 Configure your audio preferences as described in the Audio Configuration section of this manual 9 When power is applied the green POWER LED should illumin...

Страница 8: ...ont panel Operation is as follows Audio Configuration Switch Settings Transmitter Box Channel Balanced Balanced Unbalanced Switch Position 600 Ohms 24k 24k Switch 3 Up Switch 3 Up Switch 3 Down Switch...

Страница 9: ...itch 4 Down Switch 2 Down Switch 2 Up Switch 3 Up Switch 3 Down Switch 1 Down Switch 1 Up Audio Configuration Switch Settings Receiver Card Channel Balanced Unbalanced Boost No Boost Switch Position S...

Страница 10: ...balanced 1 1 1 1 2 2 2 2 1 1 1 1 Channel 1 Input Channel 1 Input Ground Shield Channel 1 Output Channel 1 Output Ground Shield Channel 1 Ground Channel 1 Signal Shield Channel 1 Ground Channel 1 Signa...

Страница 11: ...eo Off Indicates that no video is present On Indicates that video is present Audio Off Indicates that no audio is present Blinking Indicates that audio is present Alarm On Loss of input video card ver...

Страница 12: ...ilure If these are off it usually means that the fiber is broken or has too much attenuation Next be certain that the input and output signal connections are correct An optical power meter such as the...

Страница 13: ...light transmission and that electrical connections are secure and accurate Please see the Troubleshooting section of this manual for additional information An optical power meter such as the Fiberlin...

Страница 14: ...ted at its option to either the repair or replacement of defective units including free materials and labor In no event shall CSI be responsible for any incidental or consequential damages or loss of...

Страница 15: ...Power Meter measures the power of optical signals at 850 980 1310 and 1550 nm wavelengths allowing for convenient on site testing of fiber networks during construction and maintenance procedures It c...

Страница 16: ...ink and the starburst logo are registered trademarks of Communications Specialties Inc CSI and the triangle designs are trademarks of Communications Specialties Inc P N 128658 Rev C Fiberlink 3620A Se...

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