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Your decision to own this McIntosh MC1502 Tube 

Power Amplifier ranks you at the very top among 

discriminating music listeners. You now have “The 

Best.” The McIntosh dedication to “Quality,” is 

assurance that you will receive many years of musical 

enjoyment from this unit.

Please take a short time to read the information in this 

manual. We want you to be as familiar as possible 

with all the features and functions of your new 

McIntosh.

Copyright 2020 © by McIntosh Laboratory, Inc.

Table of Contents

Thank You

Please Take A Moment

Technical Assistance

If at any time you have questions about your McIntosh 

product, contact your McIntosh Dealer who is familiar 

with your McIntosh equipment and any other brands 

that may be part of your system. If you or your Dealer 

wish additional help concerning a suspected problem, 

you can receive technical assistance for all McIntosh 

products at:

McIntosh Laboratory, Inc.

2 Chambers Street

Binghamton, New York 13903

Phone:  607-723-3512

Fax:   607-724-0549

Customer Service

If it is determined that your McIntosh product is in 

need of repair, you can return it to your Dealer. You 

can also return it to the McIntosh Laboratory Service 

Department. For assistance on factory repair return 

procedure, contact the McIntosh Service Department 

at:
McIntosh Laboratory, Inc.

2 Chambers Street

Binghamton, New York 13903

Phone:  607-723-3515

Fax:   607-723-1917

The serial number, purchase date and McIntosh Dealer 

name are important to you for possible insurance 

claim or future service. The spaces below have been 

provided for you to record that information:

Serial Number: _______________________________
Purchase Date: _______________________________
Dealer Name: ________________________________

Important Safety Information is supplied in a separate document “Important Additional Operation Information Guide

Safety Instructions .............................................................. 2

    (Separate Sheet) ............................

Important Additional

                                             Operation Information Guide

Thank You and Please Take a Moment .......................2

Technical Assistance and Customer Service ..............2

Table of Contents ........................................................2

Unpacking the MC1502 and Ventilation ..................4-5

General Information ...................................................6

Connector Information ...............................................6

Introduction .................................................................7

Performance Features .................................................7

Dimensions .................................................................8

Rear Panel Connections, Fuse Holder and Switches ..9

How to Connect for Operation ............................. 10-11

  Connection Diagram (Separate Sheet) ............

Mc1A

Front Panel Controls and Indicators..........................12

How to Operate .........................................................13

Specifications ............................................................ 14

Packing Instruction ...................................................15

Содержание MC1502

Страница 1: ...McIntosh Laboratory Inc 2 Chambers Street Binghamton New York 13903 2699 Phone 607 723 3512 www mcintoshlabs com MC1502 Power Amplifier Owner s Manual...

Страница 2: ...to your Dealer You can also return it to the McIntosh Laboratory Service Department For assistance on factory repair return procedure contact the McIntosh Service Department at McIntosh Laboratory In...

Страница 3: ...3 IMPORTANT INSTRUCTIONS FOR REMOVAL OF FOAM INSERT OVER THE VACUUM TUBES PRIOR TO CONNECTING THE A C POWER SUPPLY CORD START ON THE NEXT PAGE...

Страница 4: ...Shield Metal Cover from the MC1502 Refer to figure 3C 4 Place the Tube Cover and the previously removed chassis screws in a safe location as the Tube Cover will be reinstalled 5 Carefully lift up and...

Страница 5: ...Ventilation Unpacking the MC1502 and Ventilation OFF ON N OF Figure 3C Figure 6F OFF ON N OF Figure 7G Figure 8A Screw Metal Tube Cover Metal Hex Tube Cover Support Hot Surface Tag Washer Figure 9 Hot...

Страница 6: ...is enabled For additional information including how to disable it refer to page 13 4 When Power Amplifier Protection Circuitry Sentry Monitor of the MC1502 has activated the Small Vacuum LED Illuminat...

Страница 7: ...e for the plates The secondary winding is wound together with the primary windings This provides very close primary to secondary coupling The result is flat frequency response and wide power bandwidth...

Страница 8: ...CONTROL INPUT MODE AUTO OFF COM R OUTPUT CLASS 2 WIRING COM L OUTPUT CLASS 2 WIRING MC1502 POWER A MPL IFIER McINTOSH LABORATORY INC BINGHAMTON NY HANDCRAFTED IN USA WITH US AND IMPORTED PARTS BALANC...

Страница 9: ...s LEFT OUTPUTS for Class 2 Wiring Connections for a 2 4 or 8 ohm Loudspeakers FUSE HOLDER refer to the nomenclature next to the fuse holder to deter mine the correct fuse size and rating CONNECT the M...

Страница 10: ...Power Amplifier Bare wire cable ends Carefully remove sufficient insulation from the cable ends refer to figures 1 2 3 If the cable is stranded carefully twist the strands together as tightly as possi...

Страница 11: ...wer impedance connection Refer to General Information Note 6 on page 6 for additional information WARNING Loudspeaker Terminals are hazardous live and present a risk of electric shock For additional i...

Страница 12: ...lumination Sentry Protection Circuitry is Activated Right Channel Small Signal Vacuum Tubes LED Illumination Color Operation Mode Function Amber Warm up Audio Signal is muted Green Normal Selected by...

Страница 13: ...e to Green The Illumination of Small Signal Vacuum Tubes can also be switched OFF by placing the TUBE LIGHT Control in the OFF position Tube Lights Control The eight Small Signal Vacuum Tubes are Illu...

Страница 14: ...0 watts into 2 ohm loads 150 watts into 4 ohm loads 150 watts into 8 ohm loads Output Load Impedance 2 4 or 8 ohms Rated Power Band 20Hz to 20 000Hz Total Harmonic Distortion 0 5 maximum harmonic dist...

Страница 15: ...is will ensure the proper equipment location on the bottom foam pad Failure to do this will result in shipping damage To protect the tubes during shippment the Foam Insert removed from the MC1502 need...

Страница 16: ...cts is the policy of McIntosh Laboratory Incorporated who reserve the right to improve design without notice Printed in the U S A McIntosh Laboratory Inc 2 Chambers Street Binghamton NY 13903 www mcin...

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