Alto EQU231- MKII V2 Скачать руководство пользователя страница 2

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CONTENTS

1. Introduction

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2. Specification

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3. Block Diagram

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4. Schematic Diagram

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5. Wiring Diagram

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6. PCB Layout

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7. Test Procedure

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8. Exploded View & Mechanical Parts List

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9. BOM List

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Содержание EQU231- MKII V2

Страница 1: ...www altoproaudio com Version 1 0 MODEL EQU231 MKII V2 Revised on Jan 2010 ...

Страница 2: ...CONTENTS 1 Introduction 1 2 Specification 2 3 Block Diagram 3 4 Schematic Diagram 4 5 Wiring Diagram 7 6 PCB Layout 8 7 Test Procedure 11 8 Exploded View Mechanical Parts List 15 9 BOM List 17 ...

Страница 3: ...llows the user to use the creativity to obtain nice results in terms of sound characterization The EQU231 MKII V2 Graphic Stereo 31 Band Equalizer Features Constant Q circuitry with a 3 center frequency accuracy Control range 6dB 12dB selectable Active balanced and unbalanced input and output connectors Variable input level control Signal clop pilot Ground LIFT switch to disconnect signal ground f...

Страница 4: ... balanced XLR and 1 4 TRS Unbalanced RCA Output impedance 600Ω High pass filter 40Hz 12dB Oct fixed button type Low pass filter 16KHz 12db Oct fixed button type Frequency response 20 Hz to 50kHz at 1 5dBu THD N 0 01 1kHz all VR at middle position S N Ratio 110dB 95V 120V AC 60Hz 220V 240VAC 50Hz 60Hz Consumption 18W Dimension 483 W 220 D 88 H mm 19 8 66 3 5 Power supply Input impedance Output conn...

Страница 5: ...3 Block Diagram 3 ...

Страница 6: ...4 Schematic Diagram 4 ...

Страница 7: ... 5 ...

Страница 8: ... 6 ...

Страница 9: ... 5 6 5 Wiring Diagram 7 ...

Страница 10: ... 10 6 PCB Layout 8 ...

Страница 11: ... 9 ...

Страница 12: ... 10 ...

Страница 13: ...231 MKII V2 3 Connect the output of EQU231 MKII V2 to the input of AP Adjustment according to following procedures 1 Set the potentiometer of 31 band EQ in center set the input level at 0dB all buttons out 2 Turn input level to maximum the output level and the distortion shall be as following 3 Set INPUT LEVEL at minimum the output level shall be and distortion shall be as following 7 Test Procedu...

Страница 14: ...esponse is as following 5 Adjust the input level so that the AP output is 0dB press the HI pass button and the frequency response is as following 6 Adjust the input level so that the AP output is 0dB press the low pass button and the frequency response is as following 12 ...

Страница 15: ...s 12 adjust slide buttons to maximum and minimum measure the frequency response independently and the curve shall be as following 8 Turn off the AP input signal and set input level as maximum the AP setting is as following now it shall be no more than 82dB 13 ...

Страница 16: ...g is as following the maximum non distortion level is 28dBu 1dB and distortion is 1 10 Now the S N shall be no less than 110dB 11 Connect AP input and output to Channel 2 repeat steps 1 10 12 All slides shall be set in center and all buttons out before shipping Test Completed 14 ...

Страница 17: ...8 Exploded View Mechanical Parts List 15 MODEL No EQU231 MKII V2 ...

Страница 18: ...ed screw M3 10 2 9 NI00315 Pwer switch 5 5 9 inner3 3 3 3 8 10 MG00061 Lback plated screw M3 10 12 11 NI00501 Adhesve cushion 12 7 3t SF 004 4 12 HI00026 Power SW RA12KKATO F2P 1 13 MG00025 Black plated screw M3 6 24 14 MG00041 Black plated screw M3 6 20 15 ME00016 Color nut 4mm 1 16 MF00038 Spring washer ψ4 ψ7 1t 2 17 MF00048 Outer fear washer ψ4 ψ8 0 5t 3 18 HK02068 K PCB P EQU231FP II DIP 2 19 ...

Страница 19: ...ier diode 1A 400V IN4004 D1 D2 D3 D4 D5 0004 CC00015 mylar capacitor 0 0056uF 100V 3 C38 C39 0005 CB00065 electrolytic capacitor 470uF 25V φ10 16mm C50 C51 0006 CB00134 electrolytic capacitor 1000uF 35V 105 SH φ12 21mm C48 C49 0007 HC00112 balance MIC jack 99M 107SP 1 2 90 PUSH PJ1 0008 HC00111 balance MIC jack 99M 108SP1 PJ3 0009 HC00108 stereo MIC jack φ6 3 stereo LJB0661 6 PJ2 PJ6 0010 HC00241 ...

Страница 20: ... RA01413 fixed resistor 1 4W 2 7KΩ R28 0013 RA01125 fixed resistor 1 4W 56KΩ R1 R2 0014 RA01111 fixed resistor 1 4W 100KΩ R23 R16 R21 0015 CB00242 electrolytic capacitor 22uF 35V φ5 11mm C1 C2 C3 C4 C5 C6 C7 C8 C13 C46 C40 C41 C57 C58 C59 0016 CB00235 electrolytic capacitor 100uF 25V φ6 11mm C52 C53 0017 CB00193 electrolytic capacitor 47uF 16V φ6 7mm C54 0018 HB01179 PCB RS EQU31PU Ⅱ_VER070322 001...

Страница 21: ... 50V NPO 5 C45 0021 RD00292 SMD precise resistor 1 10W 1 00MΩ 1 0603 R9 0022 CI00268 SMD ceramic capacitor RS 0603 47PF 50V NPO 5 C9 C10 0023 HK04108 PC board P EQU31PU Ⅱ AI 0001 HA01920 wire RS 6mm J3 J39 J38 0002 HA01922 jump 8mm J9 J10 J11 J12 J4 J5 J6 J7 J8 J13 J36 0003 HA01925 jump 10mm J14 J15 J16 J17 J18 J19 J20 J21 J22 J23 0004 HA01928 jump 12mm J24 J25 J26 J27 0005 HA01930 jump 15mm J28 0...

Страница 22: ...0V 5 C167 C168 0007 CF00057 metal film capacitor MPF 0 82uF 63V 5 C156 0008 HC00254 connector male 3P 2 0mm 180 CN2 0009 HC00256 connector male 5P 2 0mm 180 CN3 0010 HC00257 connector male 6P 2 0mm 180 CN1 0011 HA04128 wire RS 24P 24P 25mm AWM2651 28AWG PH2 54mm J1 0012 HA04126 wire 12P 12P 25mm AWM2651 28AWG PH2 54mm J2 0013 RC00015 slide potentiometer RA2043 20 handle 20 100KW whit VR1 VR2 VR3 V...

Страница 23: ...139 C140 C141 0025 CF00156 metal film capacitor MSC 0 47uF 63V 5 CASE02 C118 C119 C120 C121 0026 CC00069 mylar capacitor 0 0056uF 100V 10 C175 0027 CC00070 mylar capacitor 0 056uF 100V 10 C174 0028 CC00079 mylar capacitor 0 0068uF 100V 3 C179 C180 0029 CC00071 mylar capacitor 0 068uF 100V 10 C160 C161 0030 CF00192 metal film capacitor MSC 0 68uF 63V 5 CASE06 C170 0031 CC00072 mylar capacitor 0 008...

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