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McIntosh C 504 Owner's Manual
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THE MclNTOSH C 504 STEREO PREAMPLIFIER
Reading Time: 30 Minutes
Price: $2.00

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Summary of Contents for McIntosh C 504

  • Page 1 THE MclNTOSH C 504 STEREO PREAMPLIFIER Reading Time: 30 Minutes Price: $2.00...
  • Page 2 HAZARD, DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE. The Mcintosh you have purchased is a Model C 504. It has a serial number located on the rear panel of the chassis. Record that serial number here: Serial Number The model, serial number and purchase date are important to you for any future service.
  • Page 3: Table Of Contents

    Your C 504 Stereo Preamplifier will give you many years of pleasant and Contents s a t i s f a c t o r y p e r f o r m a n c e . If you...
  • Page 4: Installation

    PANLOC brackets, hardware package, and mounting template from the carton. Remove the C 504 from its plastic bag and place it upside down on the shipping pallet; unscrew the four plastic feet from the bottom of the chassis.
  • Page 5 Install the Mounting Strips. The screws pass through the PANLOC bracket flange, In the hardware package you will find two mounting the cabinet panel, and then through the mounting strips, four 6-32 x 1-1/4 inch fillister head screws and strips previously mounted. two 4-40 x 1-1/4 inch flat head screws.
  • Page 6: How To Connect And Back Panel Information

    INPUT PHono 1 Right j a c k . The C 504 has s h o r t i n g g r o u n d s for t u r n t a b l e s , record changers, tape decks, plugs in the P h o n o 2 i n p u t s to prevent u n w a n t e d etc.
  • Page 7 LEFT RIGHT SPEAKER SPEAKER TAPE RECORDER TAPE RECORDER POWER AMPLIFIER AC POWER TO TUNER, TAPE RECORDERS, POWER AMP, ETC. AC POWER TO TURNTABLE FM ANTENNA TURNTABLE #1 TURNTABLE #2 TUNER...
  • Page 8: Front Panel Information And Use Of Controls

    1 can be made on tape recorder the C 504 c i r c u i t s and c o n n e c t s power to the b l a c k AC 2.
  • Page 9 left...turning the c o n t r o l to the left a c c e n t s the left pushbutton and to monitor the copy use MONITOR c h a n n e l by r e d u c i n g the right channel o u t p u t . TAPE 2 pushbutton.
  • Page 10: Performance Limits

    M c i n t o s h i n s t r u m e n t . We promise you that w h e n you p u r c h a s e a new C 504...
  • Page 11: Performance Charts

    Performance Charts EQUALIZER FREQUENCY RESPONSE: CONTROLS SET AT MAXIMUM AND MINIMUM LOUDNESS CONTROL RESPONSE: FOR VARIOUS CONTROL POSITIONS HARMONIC DISTORTION: IN: AUX; OUT: MAIN INTERMODULATION DISTORTION: IN: AUX; OUT: MAIN INPUT FREQUENCY: 60 Hz & 7 kHz: RATIO: 4:1...
  • Page 12: Technical Description

    Technical Description The C 504 is c o m p r i s e d of six basic s e c t i o n s . They 100 m i l l i v o l t s w i t h o u t o v e r l o a d , a voltage far greater...
  • Page 13: Power Supply

    not a f f e c t e d by the p o s i t i o n of the l o u d n e s s c o n t r o l . EQUALIZER AMPLIFIER The equalizer a m p l i f i e r is c o n s t r u c t e d w i t h a n o t h e r of the s a m e type low noise o p e r a t i o n a l a m p l i f i e r as used in the p h o n o a m p l i f i e r .
  • Page 14: Block Diagram

    Block Diagram MclNTOSH C 504 -12-...
  • Page 15 STEREO PREAMPLIFIER -13-...
  • Page 16 MclNTOSH LABORATORY INC. 2 CHAMBERS ST., BINGHAMTON, N.Y. 13903 607-723-3512 The continuous improvement of its products is policy of Mcintosh Laboratory Incorporated who reserve the right to improve design and price without notice. Printed U.S.A. 039243...