Manley STEREO 75+75 WATT AMPLIFIER Owner's Manual

Manley STEREO 75+75 WATT AMPLIFIER Owner's Manual

Manley labs stereo 75+75 watt amplifier owner'smanual

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MANLEY
LABORATORIES, INC.
OWNER'S MANUAL
MANLEY LAB SERIES
STEREO 75+75 WATT
AMPLIFIER
MANLEY LABORATORIES, INC.
13880 MAGNOLIA AVE.
CHINO, CA. 91710
TEL: (909) 627-4256
FAX: (909) 628-2482

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Summary of Contents for Manley STEREO 75+75 WATT AMPLIFIER

  • Page 1 MANLEY LABORATORIES, INC. OWNER'S MANUAL MANLEY LAB SERIES STEREO 75+75 WATT AMPLIFIER MANLEY LABORATORIES, INC. 13880 MAGNOLIA AVE. CHINO, CA. 91710 TEL: (909) 627-4256 FAX: (909) 628-2482...
  • Page 2: Table Of Contents

    CONTENTS SECTION INTRODUCTION MAINS CONNECTIONS CONNECTING YOUR AMPLIFIER DIAGRAM TOP VIEW DIAGRAM REAR VIEW & FRONT VIEW BIAS PROCEDURES OPERATIONAL NOTES SPECIFICATIONS WARRANTY WARRANTY REGISTRATION PAGE...
  • Page 3: Introduction

    INTRODUCTION THANK YOU!... for choosing the Manley LAB SERIES STEREO 75 + 75 watt Amplifier. Designed by David Manley, the Manley LAB SERIES STEREO 75 + 75 watt Amplifier uses only the best available components, with the shortest and cleanest signal path possible. The circuit and the components used have been chosen carefully after years of development and refinement for reliability, constancy and most importanly, musical, accurate, and emotional delivery of the sound.
  • Page 4: Mains Connections

    MAINS CONNECTIONS Export units for certain markets have a moulded mains plug fitted to comply with local requirements. If your unit does not have a plug fitted the coloured wires should be connected to the appropriate plug terminals in accordance with the following code. GREEN/YELLOW BLUE BROWN...
  • Page 5: Connecting Your Amplifier

    CONNECTING YOUR AMPLIFIER Setting up your amplifiers is rather easy. 1. Connect all source components (turntable, CD, Tuner, Tape DAT, etc.) to your preamplifier. 2. Connect the RCA interconnects from the output of the preamplifier or switching center to the RCA input on the back of the amplifiers. 3.
  • Page 6: Diagram Top View

    12AT7 6414 OUTPUT TUBES:4 x RUSSIAN 6550 The 6550's used are the Russian up-rated 6550A's. This has been proven to be the rugged and reliable of this type. The MANLEY STEREO 75 + 75 has been thoroughly optimised around this tube. Use of unapproved tube types can and will void your warranty.
  • Page 7: Diagram Rear View & Front View

    REAR VIEW RIGHT B+ FUSES MAINS IN MAINS LEFT SPEAKER RIGHT 4/10 AMP FUSE SPEAKER LEFT OUTPUT SLO-BLO 120V 5A OUTPUT BINDING INPUT 240V 3A BINDING INPUT POSTS SLO-BLO POSTS FRONT VIEW MANLEY LABORATORIES, INC DESIGNED BY DAVID MANLEY LAB SERIES 75 WATT STEREO...
  • Page 8: Bias Procedures

    The Manley STEREO 75 + 75 watt Amplifiers use a fixed bias system that requires very little attention. We recommend checking the bias every 2-3 months or any time you replace an output tube. To adjust or check the bias, follow the following steps. For this procedure you will need a voltmeter (a hand held autoranging DMM digital multimeter is the easiest) and a small flat screwdriver.
  • Page 9: Operational Notes

    OPERATIONAL NOTES TUBE LIFE You should expect extended life from the tubes in your MANLEY STEREO 75 if you adhere to the procedures described above and check your bias at least once every 2-3 months. We stock all the tubes in these amplifiers should you ever need replacements (and at very reasonable prices too!) FUSES The fuses used in your amplifier are standard 1/4"...
  • Page 10: Specifications

    SPECIFICATIONS Vacuum Tubes: Output Power Frequency Response, +/- .5 dB Input Sensitivity Input Impedance Load Impedance S/N Ratio @75W Power Consumption Mains Fuse B+ Fuse Dimensions Shipping Weight 4 x 6550A (Output), 2x 6414 (Driver), 2 x 12AT7 (Input) 80 Watts (@1.5% THD 5 ohm load) 10 Hz - 30 KHz 800 mV 100 KOhm...
  • Page 11: Warranty

    WARRANTY All Manley Laboratories equipment is covered by a limited warranty against defects in materials and workmanship for a period of 90 days from date of purchase to the original purchaser only. A further optional limited 5 year warranty is available to the original purchaser upon proper registration of ownership within 30 days of date of first purchase.
  • Page 12: Warranty Registration

    WARRANTY REGISTRATION We ask that you please fill out this registration form and send the bottom half to: Registration entitles you to product support, full warranty benefits, and notice of product enhancements and upgrades. You MUST complete and return the following to validate your warranty and registration.

This manual is also suitable for:

Lab stereo 75+75

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