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Stereo Audio Matrix Switcher 8x8, with EQ/Mixer

PTN Electronics Limited www.PTN-electronics.com

MPA88

PTN

Stereo Audio Matrix Switcher 8x8, with EQ/Mixer

USER MANUAL

Version: MPA882013V1.1

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Содержание MPA88

Страница 1: ...Stereo Audio Matrix Switcher 8x8 with EQ Mixer PTN Electronics Limited www PTN electronics com MPA88 PTN Stereo Audio Matrix Switcher 8x8 with EQ Mixer USER MANUAL Version MPA882013V1 1...

Страница 2: ...is for operation instruction only not for any maintenance usage The functions described in this version are updated till May 2013 Any changes of functions and parameters since then will be informed s...

Страница 3: ...ecification 3 4 Interface Connection Introduction 4 4 1 Interface Introduction 4 4 2 Audio Signal Connection 4 5 Operation of the Control Panel 5 5 1 Operation of the Control Panel 5 5 1 1 Audio switc...

Страница 4: ...n working independently The bass Treble is 15 degree preset able The volume is 61 degree preset table Each output volume is independently preset able 61 degrees Output 1 is built in the audio mixer wh...

Страница 5: ...in 21 dB Input Volume 61 degrees controllable preset Output Volume 61 degrees controllable preset 13 degrees Bass Treble controllable preset Frequency Response 20Hz 20KHz 0 5dB CMRR 90dB 20Hz 20KHz St...

Страница 6: ...o signal cords Because interferences will have the same intensity and the opposite phases on the two signal cords it will be counteracted in the end For the low frequency extent of the audio signal it...

Страница 7: ...g from 1 to 8 Preset To remember the switcher status and save inside the MPA88 and recall it for action OUTPUTS Output buttons ranging from 1 to 8 5 2 Audio switching We can switch the MAP matrix swit...

Страница 8: ...matrix Unlock Unlock the keyboard of the control panel on the matrix Version Inquire the version of firmware Message Off Switch off the feedback command from the com port It will only show switcher O...

Страница 9: ...the volume of input Y 61 degrees check example 4 5 xx UP Turning up the volume of input Y check example 1 2 xx DO Turning down the volume of input Y check example 3 z APO y xx z 9 Preset the volume of...

Страница 10: ...2 command 3 4 5API37 Example6 Turn up the volume of all the 8 outputs at the same time We should send the RS232 command 9APOAUP Example7 Set the volume of output 3 4 5 to be the level 37 at the same t...

Страница 11: ...e mixer output We should send the RS232 command 5AND6 Example19 Save the preset operation to preset command 3 We should send the RS232 command Save3 Example20 Recall the preset operation to preset com...

Страница 12: ...number is the same with the controlled one If not the problem mentioned above probably there is something broken inside the unit please send it to the dealer for repairing 2 If the POWER indicator doe...

Страница 13: ...3 As the power generating heat when running the working environment should be maintained fine ventilation in case of damage caused by overheat 4 Please cut off the general power switch in humid weathe...

Страница 14: ...or all three year warranty which starts from the first day you buy this product The purchase invoice shall prevail 4 Any problem is same with one of the following cases listed we will not offer warran...

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