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SPECIFICATIONS

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 Re/- .5 dB

SINGLE-ENDED: 0 dB FB - 15 Hz - 6 KHz

(measured at 5 watts)

SINGLE-ENDED: 10 dB FB - 15 Hz - 28 KHz
PUSH-PULL: 0 dB FB - 10 Hz - 12 KHz
PUSH-PULL: 0 dB FB - 10 Hz - 60 KHz

Input Sensitivity

 1 V nominal, depends on feedback setting

Input Impedance

40 KOhm

Load Impedance

5 Ohm (fixed) appropriate for  4 & 8 ohm speakers

S/N ratio @ 33 watts

Typically 100 dB or a -76 db noise floor 10Hz-30K

Power Consumption

216 Watts

Mains Fuse

100, 110, 120V

2 A   (Slo-Blo)

220, 240 V

1 A  (Slo-Blo)

B+ Fuse

4/10 A (250V)SLO-BLO

Lamp

1/4 X 1 1/4  Fuse lamp - 8 volt, 0.3 amp

Dimensions

W=12, D=11, H=8  inches

Shipping Weight

25 lbs EACH

Summary of Contents for PP 300B TRIODE

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: ...throughout and a well designed circuit has proven to be a superb technique We also like single ended amps but few and far between mostly because we prefer a flat frequency response and low distortion...

Page 4: ...ELECTRIC SHOCK DO NOT OPEN THE CABINET REFER SERVICING TO QUALIFIED PERSONEL GENERAL NOTES LOCATION VENTILATION The Manley SE PP 300B Monoblock Amplifiers must be installed in a stable location with a...

Page 5: ...EUTRAL terminal BROWN LIVE terminal As the colours of the wires in the mains lead may not correspond with the coloured marking identifying the terminals in your plug proceed as follows The wire which...

Page 6: ...the amplifier is on 9 Turn up the volume on the preamp and enjoy If something is humming don t panic All you need to do is use a 3 pin to 2 pin AC adapter or cheater If you don t have one they are ava...

Page 7: ...nstructions 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 G I N Bias test point ground O Single En...

Page 8: ...This does more for tube life than it does for sound quality You will need a DC voltmeter and a small flat screwdriver This should be checked every few months but does not need to be necessarily check...

Page 9: ...B FB 15 Hz 28 KHz PUSH PULL 0 dB FB 10 Hz 12 KHz PUSH PULL 0 dB FB 10 Hz 60 KHz Input Sensitivity 1 V nominal depends on feedback setting Input Impedance 40 KOhm Load Impedance 5 Ohm fixed appropriate...

Page 10: ...rwarrantyregistrationcard IfaManleyLaboratories productfailstomeettheabovewarranty thenthepurchaser ssole remedyshallbetoreturntheproducttoManleyLaboratories wherethedefectwillberepaired withoutcharge...

Page 11: ...AL No ______________________ PURCHASE DATE ______________ SUPPLIER ______________________ PLEASE DETACH THIS PORTION AND SEND IT TO MANLEY LABORATORIES MODEL MANLEY SE PP 300B MONOBLOCK SERIAL No ____...

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