Manley Labs STEREO 75+75 WATT AMPLIFIER manual

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

CONTENTS INTRODUCTION 3 MAINS CONNECTIONS 4 CONNECTING YOUR AMPLIFIER 5 DIAGRAM TOP VIEW 6 DIAGRAM REAR VIEW & FRONT VIEW 7 BIAS PROCEDURES 8 OPERATIONAL NOTES 9 SPECIFICATIONS 10 WARRANTY 11 WARRANTY REGISTRATION 12 SECTION PAGE[...]

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 develop[...]

MAINS CONNECTIONS ! W ARNING! TO PREVENT THE RISK OF ELECTRIC SHOCK DO NOT OPEN THE CABINET REFER SERVICING TO QUALIFIED PERSONEL 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 ac[...]

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. Connect the hot or "+" speaker cable [...]

Amplifier Overhead View Tube Location & Bias adjust points 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 warran[...]

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

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 mult[...]

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 amplifi[...]

SPECIFICA TIONS Vacuum Tubes: 4 x 6550A (Output), 2x 6414 (Driver), 2 x 12AT7 (Input) Output Power 80 Watts (@1.5% THD 5 ohm load) Frequency Response, +/- .5 dB 10 Hz - 30 KHz Input Sensitivity 800 mV Input Impedance 100 KOhm Load Impedance 5 Ohm (fixed) S/N Ratio @75W -80 dB Power Consumption 120 Watts Quiescent 540 Watts Both channels driven to f[...]

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[...]

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[...]