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Manley TRIODE SE/PP 300B manual

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Table of contents for the manual

  • Page 1

    MANLEY LABORATORIES, INC. MANLEY LABORATORIES, INC. 13880 MAGNOLIA AVE. CHINO, CA. 91710 TEL: (909) 627-4256 FAX: (909) 628-2482 OWNER'S MANUAL MANLEY SE / PP 300B TRIODE MONOBLOCK AMPLIFIER[...]

  • Page 2

    CONTENTS INTRODUCTION 3 MAINS CONNECTIONS 4 CONNECTING YOUR AMPLIFIER 5 DIAGRAM 2 TOP PANEL 6 BIAS PROCEDURES 7 OPERATIONAL NOTES 8 SPECIFICATIONS 9 WARRANTY 10 WARRANTY REGISTRATION 11 SECTION PAGE[...]

  • Page 3

    INTRODUCTION THANK YOU!... for choosing the Manley SE / PP 300B TRIODE Monoblock Amplifiers. Designed by David Manley, the Manley SE / PP 300B TRIODE Amplifiers use only the best available components, with the shortest and cleanest signal path possible. These amps have the unique ability to switch from Single ended to Push-Pull topologies and the a[...]

  • Page 4

    READ THIS PAGE BEFORE YOU SET UP THE AMPS, PLEASE Pay special attention to pin alignment ! The 2 small pins must go into the 2 small socket holes. The tubes must be inserted carefully and speakers connected before turning the amp on . IMPORTANT Never operate this amp without a speaker or load connected. Never drive this amp into a short circuit. Mo[...]

  • Page 5

    MAINS CONNECTIONS Your amplifier has been factory set to the correct mains voltage for your country. The voltage setting is marked on the serial badge, located on the rear panel. Check that this complies with your local supply. Export units for certain markets have a moulded mains plug fitted to comply with local requirements. If your unit does not[...]

  • Page 6

    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 interconnects from the output of the preamplifier or switching center to the RCA input on the top rear of the amplifiers. 3. Connect the hot or "+" speaker cable [...]

  • Page 7

    A Speaker Terminals B B+ Fuse MDL 4/10 C IEC 3 pin mains socket D Mains fuse - Replace only with same type and value E Input RCA jack F Bias adjust for ( H ) 300B. See BIAS instructions G Bias adjust for ( I ) 300B H Power Tube 300B I Power Tube 300B J Driver Tube 7044 K Input Tube 12AT7A L Bias test point ( for F & H ) M Bias test point ( for [...]

  • Page 8

    OPERATIONAL NOTES SWITCHING SINGLE-ENDED 18 / PUSH-PULL 36 This amplifier has the unique feature of being able to choose between two circuit topologies. You are able to switch between each mode while the amplifier is turned on and playing music. In SINGLE-ENDED mode the amplifier uses both 300Bs in parallel. The advantage is a minimalist circuit re[...]

  • Page 9

    SPECIFICA TIONS Vacuum Tubes: 2 x 300B (Output), 1 x 7044 (Driver), 1 x 12AT7 (Input) Output Power @ 3% THD SINGLE-ENDED: 0 dB FB - 18 Watts SINGLE-ENDED: 10 dB FB - 25 Watts PUSH-PULL: 0 dB FB - 36 Watts PUSH-PULL: 10 dB FB - 42 Watts Frequency Response +/- .5 dB SINGLE-ENDED: 0 dB FB - 15 Hz - 6 KHz (measured at 5 watts) SINGLE-ENDED: 10 dB FB - [...]

  • Page 10

    W ARRANTY 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 firs[...]

  • Page 11

    WARRANTY REGISTRATION We ask that you please fill out this registration form and send the bottom half to: MANLEY LABORATORIES REGISTRATION DEPARTMENT 13880 MAGNOLIA AVE. CHINO CA, 91710 Registration entitles you to product support, full warranty benefits, and notice of product enhancements and upgrades. You MUST complete and return the following to[...]