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vissonic VIS-FS100-A, User Manual

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vissonic VIS-FS100-A User Manual Download Page 13

VISSONIC Electronics Ltd.

13

2.2 Start up

1. Make sure that all settings and connections (please refer to 3.1) are correct.
2. Set the main volume of the power amplifier to 0.
3. Press the power button (1) to turn on the feedback suppressor.
4. Enable automatic feedback suppression by pressing the bypass switch (7). The feedback inhibition
activation indicator (6) will light up, indicating that the feedback inhibition algorithm has been
activated.

Summary of Contents for VIS-FS100-A

Page 1: ...1 VISSONIC Electronics Limited ...

Page 2: ...tage that has not been grounded may cause electricity shock CE Certification means this product has already met the designated standards by the EU and the user can use it safely ISO9001 2000 This product has passed ISO9001 international quality certification Warning in order to avoid electrical shock please do not open the chassis nor put unnecessary parts inside the chassis Please contact the qua...

Page 3: ...age may happen The installation and wiring should be stable and the poor contact may cause wrong operation In the place where sever interference exists shielded cable should be used as the I O cable for the high frequency signal to improve the transmitting quality Wiring Instruction The equipment should be connected to a grid power output socket with a protective earth connection Before the instal...

Page 4: ... out by professional electrical technicians under the condition of wearing insulated gloves Product Disposal instruction Explosion of electrolytic capacitor the electrolytic capacitor on the circuit board may explode when burned Please separate collection and disposal not thrown into domestic garbage Please dispose of as industrial waste or according to local environmental protection regulations ...

Page 5: ...facturer will update the version number of the manual Please use the latest product manual The copyright of the manual belongs to Guangzhou VISSONIC Electronics Limited This manual is protected by The Copyright Law of the People s Republic of China and other intellectual property laws and regulations It is not allowed to copy part or all of the manual without permission and it is not allowed to mo...

Page 6: ...tch usage scheme 11 1 4 1 Signal level switch setting 11 1 4 2 Mode option switch setting 11 2 Install equipment and start up 12 2 1 Installation 12 2 2 Start up 13 3 Scene setup and connection 14 3 1 Scenario scheme 14 3 1 1 Conference scene setting 14 3 1 2 Live hosting scene 15 3 1 3 The layout of lectures and training rooms classrooms etc 16 3 1 4 Mixed input scene 17 4 Feedback suppressor cal...

Page 7: ...the frequency of the output signal by 5 Hz voice mode the feedback suppressor can detect the reverberant component of the signal and eliminate it in Before feedback occurs keep the original signal unchanged Automatic mixing function VISSONIC feedback suppressor also has a built in automatic mixer to realize four way microphone input In many cases such as on a podium forum or conference table the u...

Page 8: ...ensitivity can be adjusted by the signal level switch on the back 4 Auto Mix indicator the LED lights up to indicate that the Auto Mix function is active 5 Bypass indicator the LED lights up to indicate that the feedback suppression function is off 6 The feedback inhibition activation indicator the LED lights up to indicate that the feedback inhibition algorithm is active 7 Bypass switch 8 Calibra...

Page 9: ...t knob Treble 8 Signal level switch 9 Mode option switch refer to 1 3 10 The AUDIOLINK interface can cascade multiple feedback suppressors 11 Ground screw 12 Power connector 3 poles 1 3 Mode setting option switch Feedback suppressor with four option switches 9 Switch number ON position OFF position 1 Music mode Speech mode 2 Four input voice tracking Mic1 Mic2 Mic3 Mic4 Single input Mic1 Mic2 3 Pr...

Page 10: ... and reduce the room s reverberation which may cause the room s low frequency response to be less obvious especially in larger halls Provides a bass lift option to correct this phenomenon 1 3 4 Accurate mode Fast mode The adaptive filter can be switched between fast filter mode and accurate filter mode The accurate filter mode is suitable for the situation where the microphone position is fixed Fo...

Page 11: ...BV 0dBV 0dBV 1 4 2 Mode option switch setting The following table shows the recommended positions of the option switches for the specific configuration settings described in section 3 1 Scene configuration and mode switching Scene Setting 1 Setting 2 Setting 3 Setting 4 Conference Music mode Single input Process with bass lift Fast mode Live host Speech mode Four input Auto Mix Process with bass l...

Page 12: ...ack using the bracket provided with the device Keep the distance between the installation equipment up and down 2 4U Pay attention to the ventilation and heat dissipation of the cabinet avoid too much dust adsorption to affect the heat dissipation of the equipment and ensure that the ambient temperature of the equipment in the rack does not exceed 55 C As shown below ...

Page 13: ...ect 2 Set the main volume of the power amplifier to 0 3 Press the power button 1 to turn on the feedback suppressor 4 Enable automatic feedback suppression by pressing the bypass switch 7 The feedback inhibition activation indicator 6 will light up indicating that the feedback inhibition algorithm has been activated ...

Page 14: ...nce controller configuration 1 2 3 output channel any one input to the feedback suppressor unbalanced RCA line input 4 turn off the conference controller DSP sound processing press the bypass switch button to open the feedback suppression function the feedback suppression indicator lights up indicating that the feedback suppression function has been activated RCA unbalanced output 5 or XLR balance...

Page 15: ...ophone XLR balanced inputs By default channel 1 and channel 2 are on and channel 3 and channel 4 are off When the 4 channel automatic mixing mode is turned on the 4 channels are fully open which can be connected to the 4 channel microphone input or mixer input and perform the automatic mixing function see 1 1 When inputting an unbalanced RCA line push the level signal switch to a low level to opti...

Page 16: ...ll automatically reduce the gain of the microphone with the lowest input signal and increase the gain of the microphone with the highest input signal to make the sound clearer and more layered When the unbalanced RCA line is input the level signal switch is pushed to high level and the input level is optimized turn on the phantom power switch and set Process with bass lift to the on state to enhan...

Page 17: ...interface of the conference controller can only be connected to the RCA input of the feedback suppressor the level signal switch is pushed to the high level the input level is optimized and the volume is adjusted to the appropriate level through the XLR input gain adjustment knob Process with bass lift is set to on to enhance the bass effect turn on Fast mode and turn on Music mode to make the sou...

Page 18: ...VISSONIC Electronics Ltd 18 Audio link connection ...

Page 19: ...n a howling sound is heard the feedback suppressor will work at its feedback suppression limit In this case please lower the overall signal gain for example by lowering the microphone gain on the mixing panel or by lowering the main volume on the power amplifier When there is no signal source Press the calibration button 8 it will generate 6 dBr random noise and keep for a few seconds so that the ...

Page 20: ... Line input Gain 0dB Gain adjustment range Mute 20dB S N ratio 90DB Signal delay 11ms Uncoupler frequency variation Up to 5Hz shielding noise 5 3 Line microphone input Max input level 6dBv Output resistance 100Ω CMRR 25DB 50HZ 20KHZ Phantom power 24V Microphone only switchable Max output level 10dBv 5 4 Conventional Relative temperature 95 Net weight 2 8kg Working temperature 10 45 Storage tempera...

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