AUDIO ELECTRONICS Super Amp MKII Operation Manual

Stereo vacuum tube power amplifi er

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Super Amp MKII
Stereo Vacuum Tube Power Amplifi er

Operation Manual

NOTE:
Before installing your new component, please read this manual carefully
as it will inform you of the specifi cations, proper installation and operation
procedures. Also included in this manual are guidelines on how to service
and care for your new Audio Electronics product.

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Summary of Contents for AUDIO ELECTRONICS Super Amp MKII

  • Page 1: Operation Manual

    Before installing your new component, please read this manual carefully as it will inform you of the specifi cations, proper installation and operation procedures. Also included in this manual are guidelines on how to service and care for your new Audio Electronics product.
  • Page 2: Table Of Contents

    TABLE OF CONTENTS Important Safety Instructions ............2-4 Welcome Overview ...................... 5 Unpacking and Installation ................6 Specifications Basic Specifications ................... 7-8 Operation AC On Power Switch ..................9 Bias Measurement..................9 The Break-In Period ..................10 Power Requirements ................... 10 Cables ......................
  • Page 3: Important Safety Instructions

    ALERT: The exclamation point within an equilateral triangle is intended to alert the user of the presence of important operating and maintenance (servicing) instructions in the literature accompanying the component. READ ALL INSTRUCTIONS: All the safety and operating instructions of your Audio Electronics equipment should be read before power is applied to the equipment.
  • Page 4 Such damage is not covered by product warranties and Audio Electronics specifically disclaims responsibility for any such damage. Power Cord: The removable power cord that is shipped with the player is specifically designed to be used with this product.
  • Page 5 IMPORTANT SAFETY INSTRUCTIONS 26. FCC INFORMATION FOR USER: CAUTION: ANY changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules.
  • Page 6: Welcome

    Amp. “At $1200, the Super Amp is beyond comparison.” I must confess that the first renditions of the new Super Amp MKII did not come up to the sonic greatness of the original Super Amp. This was going to be a tough effort to produce a sonic presentation equivalent to the lower powered (12 watt) triode class A Super Amp.
  • Page 7: Unpacking And Installation

    If you are the original purchaser of this unit and you purchased it in the United States, you should fill out the enclosed warranty registration card and return it to Audio Electronics within 15 days of your purchase. Audio Electronics also suggests that you keep your original packing cartons in case you ever need to ship the unit when moving to a new home.
  • Page 8: Specifications

    SPECIFICATIONS The following section describes the Super Amp MKII basic specifications. The specifications are subject to change without notice or obligation. BASIC SPECIFICATIONS ................................... Circuit Type Push-Pull Class AB Ultra-linear Class A/AB Triode push-pull (simple mod) ................................... Power Output 40 Watts – Ultra-linear 20 Watts –...
  • Page 9: Specifications

    SPECIFICATIONS The Super Amp MKII optional features include: • 4 – 51 ohm 3 watt triode resistors (included with initial shipment) • 4 – KT-90 output vacuum tubes • 4 – .22/600 VDC Audio One oil and film coupling caps •...
  • Page 10: Operation

    Please check and double check to make sure you are in DC current mode. Turn on the Super Amp MKII with the front panel AC power switch. As the amplifier warms up you will notice the DC current readings. The basic operation range should be 200 ma. DC current after five minutes of operation.
  • Page 11: The Break-In Period

    The tubes, capacitors and output transformers take approximately 100 hours of music playing to fully settle in for peak performance. The Super Amp MKII will sound good when first out of the box. After the first couple of hours you will notice increased depth and tighter bass. This break in period is true with vacuum tube audio amplifiers as the tubes finish their “burn in”...
  • Page 12: Controls & Displays

    CONTROLS & DISPLAYS FRONT PANEL POWER ON/OFF SWITCH • Turn the AC power switch to the right to turn the Super Amp MKII ON. REAR PANEL OUTPUTS • The 5-way speaker binding posts provide the output to the speaker system.
  • Page 13: Triode Operation Modification

    TRIODE OPERATION MODIFICATION If you would like to have an even more lifelike performance from your Super Amp MKII you may wish to strap the MKII in the triode mode. If your loudspeakers are in the range of 87 dB sensitivity or more then the triode mode should give you plenty of power in a home listening environment.
  • Page 14: Service And Care

    (RA) from the Customer Service Department. Audio Electronics will assume no responsibility if the shipping company refuses to pay for damage due to your improper packing or lack of insurance should the unit be lost or damaged in shipment.
  • Page 15: United States Limited Warranty

    UNITED STATES LIMITED WARRANTY Audio Electronics warrants to the original United States purchaser for use in the United States that this product shall be free from defects in parts or workmanship for three (3) years from the date of the original purchase.

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