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HPA SY-A8412H Owner's Manual

Public address multi-channel mixer ampli er
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Public Address Multi-Channel Mixer Amplifier
SY-A8412H
HIGH
HIGH
HIGH
PEAK
PEAK
PEAK
SIG
SIG
SIG
-15
+15
-15
+15
-15
+15
MID
MID
MID
0
0
0
-15
+15
-15
+15
-15
+15
MID
MID
MID
-15
+15
-15
+15
-15
+15
1
1
1
2
2
2
3
3
3
4
4
4
CH 1
CH 2
CH 3
SY-A8224H
HIGH
HIGH
HIGH
PEAK
PEAK
PEAK
SIG
SIG
SIG
-15
+15
-15
+15
-15
+15
MID
MID
MID
0
0
0
-15
+15
-15
+15
-15
+15
LOW
LOW
LOW
-15
+15
-15
+15
-15
+15
1
1
1
2
2
2
CH 1
CH 2
CH 3
SY-A8148H
HIGH
HIGH
HIGH
PEAK
PEAK
PEAK
SIG
SIG
SIG
-15
+15
-15
+15
-15
+15
MID
MID
MID
0
0
0
-15
+15
-15
+15
-15
+15
LOW
LOW
LOW
-15
+15
-15
+15
-15
+15
CH 1
CH 2
CH 3
Owner's Manual
HIGH
PEAK
PEAK
PEAK
PEAK
SIG
SIG
SIG
SIG
-15
+15
MID
0
0
0
0
-15
+15
MID
-15
+15
1
1
1
1
1
2
2
2
2
2
3
3
3
3
3
4
4
4
4
4
CH 4
CH 5
CH 6
CH 7
HIGH
PEAK
PEAK
PEAK
PEAK
SIG
SIG
SIG
SIG
-15
+15
MID
0
0
0
0
-15
+15
LOW
-15
+15
1
1
1
1
1
2
2
2
2
2
CH 4
CH 5
CH 6
CH 7
HIGH
PEAK
PEAK
PEAK
PEAK
SIG
SIG
SIG
SIG
-15
+15
MID
0
0
0
0
-15
+15
LOW
-15
+15
CH 4
CH 5
CH 6
CH 7
PEAK
PROT
PROT
PROT
PROT
SIG
CLIP
CLIP
CLIP
CLIP
0
0
0
0
0
-10
0
-10
0
-10
0
-10
SIG
SIG
SIG
SIG
HIGH
HIGH
HIGH
HIGH
-15
+15
-15
+15
-15
+15
-15
+15
LOW
LOW
LOW
LOW
-15
+15
-15
+15
-15
+15
-15
+15
MUTE
MUTE
MUTE
MUTE
CH 8
MASTER 2
MASTER 1
MASTER 3
PEAK
PROT
PROT
SIG
CLIP
CLIP
0
0
-10
0
0
-10
SIG
SIG
HIGH
HIGH
-15
+15
-15
+15
LOW
LOW
-15
+15
-15
+15
MUTE
MUTE
CH 8
MASTER 1
PEAK
PROT
SIG
CLIP
0
-10
0
SIG
HIGH
-15
+15
LOW
-15
+15
MUTE
CH 8
SY-A8412H
4CH MIXING AMPLIFIER
LEVEL
0
0
+10
POWER
CH 1
CH 2
ON
CH 3
OFF
CH 4
MASTER 4
SY-A8224H
2CH MIXING AMPLIFIER
LEVEL
0
0
+10
POWER
CH 1
CH 2
ON
OFF
MASTER 2
SY-A8148H
1CH MIXING AMPLIFIER
LEVEL
0
0
+10
POWER
ON
OFF
MASTER

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Summary of Contents for HPA SY-A8412H

  • Page 1 Owner’s Manual Public Address Multi-Channel Mixer Amplifier SY-A8412H HIGH HIGH HIGH HIGH PEAK PEAK PEAK PEAK PEAK PEAK PEAK PEAK PROT PROT PROT PROT SY-A8412H CLIP CLIP CLIP CLIP 4CH MIXING AMPLIFIER LEVEL HIGH HIGH HIGH HIGH POWER CH 1...
  • Page 2 WARNING...

  • Page 3: Table Of Contents

    SY-A8412H / SY-A8224H / SY-A8148H Table of contents Introduction .....………………………………………….2 Features ....……………………………………………3 Front panel controls..…………………………………..4 Rear panel controls ..………………………………………6 Block diagram ....………………………………………8 Specifications ..…………………………………………...9...

  • Page 4: Introduction

    Introduction SY-A8412H / SY-A8224H / SY-A8148H Introduction HIGH HIGH HIGH HIGH PEAK PEAK PEAK PEAK PEAK PEAK PEAK PEAK PROT PROT PROT PROT SY-A8412H CLIP CLIP CLIP CLIP 4CH MIXING AMPLIFIER LEVEL HIGH HIGH HIGH HIGH POWER CH 1 CH 2...

  • Page 5: Features

    SY-A8412H / SY-A8224H / SY-A8148H Features Features • Controls – Front : 4 Mic/Line Input Level(CH1-4) with 3-band EQ and selector switches. 4 Line Input Level (CH5-8) with selector switches. 4 Output Level with 2 Tone control and Mute switch.

  • Page 6: Front Panel Controls

    Front Panel Controls SY-A8412H / SY-A8224H / SY-A8148H Front Panel Controls HIGH HIGH HIGH HIGH PEAK PEAK PEAK PEAK PEAK PEAK PEAK PEAK PROT PROT PROT PROT SY-A8412H CLIP CLIP CLIP CLIP 4CH MIXING AMPLIFIER LEVEL HIGH HIGH HIGH HIGH...
  • Page 7 SY-A8412H / SY-A8224H / SY-A8148H Front Panel Controls 7. OUTPUT LEVEL METER These indicators show current output level. 8. CLIP INDICATORS These indicators warn against overload shortly on the each output chan- nels. We would like to recommend for users to adjust FADER control when CLIP indicators are flickering to make best performance.

  • Page 8: Rear Panel Controls

    Rear Panel Controls SY-A8412H / SY-A8224H / SY-A8148H Rear Panel Controls OUTPUT CHANNEL 8 CHANNEL 7 CHANNEL 6 CHANNEL 5 CHANNEL 4 CHANNEL 3 CHANNEL 2 CHANNEL 1 CHANNEL 4 CHANNEL 3 CHANNEL 2 CHANNEL 1 REMOTE INPUT REMOTE INPUT...
  • Page 9 SY-A8412H / SY-A8224H / SY-A8148H Rear Panel Controls 3. AMPLIFIER OUTPUTS These amplifier output blocks provide 100V constant voltage output for commercial and industrial use. 4. TRIM CONTROLS These controls allow to accept variable input level. They have 44dB adjustable range as -50dB to -6dB for microphone input channels and -30dB to +14dB for line input channels.

  • Page 10: Block Diagram

    Block Diagram SY-A8412H / SY-A8224H / SY-A8148H Block Diagram...

  • Page 11: Specifications

    SY-A8412H / SY-A8224H / SY-A8148H Specifications Specifications SY-A8412H SY-A8224H SY-A8148H Rated Output Power 120W X 4CH 240W X 2CH 480W X 1CH 100V (83 Ω) 100V (42 Ω) 100V (21 Ω) Output / Impedance Mic Input - 50dB~ - 6dB / 20KΩ Balanced...

This manual is also suitable for:

Sy-a8224hSy-a8148h