AIE 920 free download

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MODEL 920 STANDARD DEVIATION METER I N S T R U C T I O N MANUAL AUTOMATED INDUSTRIAL ELECTRONICS CORP. MEASUREMENTS BATESBURG SOUTH CAROLINA N O PART O F THIS MANUAL MAY BE REPRODUCED I N WHOLE OR IN PART EXCEPT BY PERMISSION OF MEAS URE ME NTS MODEL 9 2 0 STANDARD DEVIATION METER OPERATING INSTRUCTIONS COPYRIGHT 197 0 BY MEASUREMENTS P r i n t e d i n U. S oA. AUTOMATED INDUSTRIAL ELECTRONICS CORP. MEASUREMENTS DIVISION Batesburg, S. C. 29006 ( 8 0 3 ) 532-9256 TABLE OF CONTENTS PAGE Foreword Front View of Model 9 2 0 Block Diagram Section I INTRODUCTION A. Scope of manual Section I1 DESCRIPTION AND DATA A. General B. Technical C h a r a c t e r i s t i c s C. DesignFeatures D. Components Supplied E. Packaging Section 1 1 1 CONTROL FUNCTIONS A. Power B. Input Gain Control C. Local Oscillator Tuning Dm FineTuning E. Meter Range Switch F. Audio Spkr G. Audio Level H. Scope I. + Deviation - Section IV POWER SUPPLY A. Battery Operation B. A. C. Operation C. Battery Recharging Procedure Section V OPERATION A. Deviation Measurements B. Distortion Measurements C. N o i s e Measurements Section VI MAINTENANCE A. General Precautions B. Battery Installation C. Removing t h e Instrument from the C a s e Dm Distortion Adjust PAGE E. Filter Termination Adjust F. DividerAdjust G. Meter Adjust H. Discriminator Adjust I. Power Overloads (Mixer CR4) Replacement Section VII STORAGE AND SHIPMENT A. Storage B. Shipment Section VIII TABLE OF REPLACEABLE PARTS Section IX PRINTED CIRCUIT BOARD PARTS LAYOUT A. Local Oscillator Board B. I. F. Board C. Pulse Network Board D. Audio Board Em Filter and Power Supply Board APPENDIX I SCHEMATIC DIAGRAM FOREWORD Additional information with regard t o the applications and maintenance of t h i s equipment w i l l be a v a i l a b l e from time t o time. Users of the Model 9 2 0 Standard Deviation Meter a r e urged t o d i s c u s s their problems with us and t o s u g g e s t s u c h modificatio