Crown Audio DC-300A instruction manual

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crolun

INSTRUCTION MANUAL

SERIAL NO

ISSUED

DC-300A

DUAL CHANNEL

LABORATORY AMPLIFIER

DC-300A

IM-9

S3P2-15-6

CROWN INTERNATIONAL, INC., BOX 1000, ELKHART, INDIANA 46514

Contents

Main w w Proof of Performance Report crown DCA-11 In-runaTlonac BATCH ID SERIAL NO TOTAL WHAT CONTENTS LIST OF ILLUSTRATIONS Page Section 1 DESCRIPTION 1 .1 GENERAL 1.2 SPECIFICATIONS 1.2.1 STEREO SPECIFICATIONS Output Power at a rated RMS sum total harmonic distortion of 0.05% of the fundamental output voltage. 1 .2.2 MONAURAL SPECIFICATIONS Output Power 310 watts minimum RMS into a 16 ohm load over a bandwidth of 1 Hz-20KHz at a rated RMS sum total har- monic distortion of 0.05% of the fundamental output voltage. 1.2.3 GENERAL SPECIFICATIONS Page Page Page Page Page Page Section 2 INSTALLATION 2.1 UNPACKING r 2.2 MOUNTING JJ lb--- 2.4 CONNECTING OUTPUT LINES RL LOAD 30 2. 3. 4. 5. 2.5 CONNECTING INPUT LINES together Page 3.1 CONTROLS AND ADJUSTMENTS Section 3 19 OPERATING INSTRUCTIONS OPERA TING CONTROLS The DC-300A On the 1. 2. 3. 4. 5. 6. 7. a 3.3 OPERATING PRECAUTIONS t 3.5 CLEANING Section 4 CIRCUITRY 4.1 PRINCIPLES OF OPERATION 4.2 TEST PROCEDURES 1. , 4.3 SERVICE APPLICATION NOTE NO. 1 V-l LIMITS OF A LOAD cl scope Section 5 APPLICATION NOTES APPLICATION NOTE NO. 2 VFX-2 29 APPLICATION NOTE NO. 3 Page Page Page PARTS LIST, DC-300A Page 4