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Manley TUBES RULE 300B manual

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Table of contents for the manual

  • Page 1

    MANLEY LABORA TORIES, INC. THE NEO-CLASSIC THE NEO-CLASSIC THE NEO-CLASSIC THE NEO-CLASSIC THE NEO-CLASSIC 300B PREAMPLIFIER 300B PREAMPLIFIER 300B PREAMPLIFIER 300B PREAMPLIFIER 300B PREAMPLIFIER OWNER'S MANUAL OWNER'S MANUAL OWNER'S MANUAL OWNER'S MANUAL OWNER'S MANUAL Rev. 10/08 brought to you by the clever folks at: MAN[...]

  • Page 2

    CONTENTS INTRODUCTION & GENERAL NOTES 3 MAINS CONNECTIONS 4 CONNECTING YOUR PREAMPLIFIER 5 FIGURE 1 FRONT PANEL 6 FIGURE 2 TOP VIEW 7 FIGURE 3 BACK PANEL 8 OPERATIONAL NOTES 9 SPECIFICATIONS 10 WARRANTY 11 WARRANTY REGISTRATION 12 SECTION PAGE 2[...]

  • Page 3

    INTRODUCTION THANK YOU!... for choosing the Manley Laboratories "The 300B Preamplifier". Handcrafted in Chino, CA, the Neo-Classic 300B Preamplifier uses beautiful sounding parts in a clever and clean signal path. This Preamp features the 300B direct heated triode as the line and headphone driver. The 300B is typically used in low power a[...]

  • Page 4

    MAINS CONNECTIONS Your Manley Neo-Classic 300B Preamplifier has been factory set to the correct mains voltage for your country. (Well, that is what we intended to do when we knew where it would be initially shipped.) The mains voltage that we built this Manley Neo-Classic 300B Preamplifier to operate with is marked on the serial badge, located on t[...]

  • Page 5

    CONNECTING YOUR PREAMPLIFIER Setting up your preamplifier is rather easy. 1. Please refer to page 8 for an illustration of the back of the preamplifier. 2. Connect the RCA outputs to the input of your power amplifiers when they are off. 3. UNBALANCED inputs are found on RCA jack inputs and can be connected to any line level sources such as CD playe[...]

  • Page 6

    A - INPUT SELECT - 5 Position switch for input selection. Each input is electrically identical. The RECORD OUT directly follows this switch. There is no buffer amp to isolate the effects of loading and cable capacitance so we recommend disconnecting any interconnect cables from the RECORD OUT if you are not recording. B & C - HEADPHONE JACKS - [...]

  • Page 7

    OD3 OD3 5AR4 or 5U4G 300B 300B 6SL7GT 6SL7GT A B C A - HEADPHONE IMPEDANCE SWITCH - You should set this switch to best match your headphones. You may have to look at the specification sheet to get the value in ohms. If using two sets of phones divide that number in 2. If you don't have this info then pick the setting that sounds best - no harm[...]

  • Page 8

    A - MAINS FUSE - Depending on your local power outlet's voltage, replace with 3A SLO- BLO fuse (120 V) or 1.5A SLO-BLO fuse (230V). B - IEC MAINS SOCKET - Standard IEC mains socket (120/240 VAC as indicated) C - MAIN OUTPUT - Main left and right outputs driven by 300B's. Connect these to your power amplifier inputs when the amps are off. [...]

  • Page 9

    OPERA TIONAL NOTES SWITCHING ON The power knob is located on the right hand side of the front panel. Turn the knob to the right to turn on the preamp, or to the left to turn it off. Don't ever rock it back and forth rapidly. Note: on this knob and on the input selector there is a long garolite 1/4" rod shaft that connects the faceplate kn[...]

  • Page 10

    SPECIFICATIONS * Inputs: 5 stereo pair unbalanced RCA jacks * Outputs: 2 stereo pairs MAIN out same as SUB out unbalanced RCA jacks * RECORD output: 1 stereo pair pre-volume control unbalanced RCA jacks * HEADPHONE Outs: 2 front panel 1/4" headphone jacks * Optimized headphone impedance switching: 30-400 ohms to 300-4000 ohms * MUTE: Selecting[...]

  • Page 11

    Manley Laboratories, Inc. WARRANTY STATEMENT effective 10/2008 All Manley and Langevin branded equipment designed and built by Manley Laboratories, Inc. is covered by a limited warranty against defects in materials and workmanship for a period of 90 days from date the unit is sold to the Dealer to the original purchaser only. A further optional lim[...]

  • Page 12

    W ARRANTY REGISTRA TION We ask, grovel and beg that you please fill out this registration form and send the bottom half to: MANLEY LABORATORIES REGISTRATION DEPARTMENT 13880 MAGNOLIA AVE. CHINO CA, 91710 USA Or you may FAX this form in to: +1 (909) 628-2482 or you may fill in the online warranty registration form found in the Tech Support section o[...]