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Musical Fidelity 750K manual

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Table of contents for the manual

  • Page 1

    SUPERCHARGER 750K MONOBLOCK BRIDGED POWER AMPLIFIER INSTRUCTIONS FOR USE Thank you for purchasing the Musical Fidelity Supercharger 750K monoblock. The Supercharger 750K uses the latest in low distortion circuitry in a bridged configuration which delivers 750 watts rms. The Supercharger 750K is designed to increase the dynamic range of an existing [...]

  • Page 2

    Supercharger 750K CONTENTS Issue 3 PAGE Section 3 Safety informa tion - Mains plug (U.K. only ) Modificatio n war ni n g 4 General advice - - Installation precautions User inform ation 5 Item disposal informa tion - EU disposal info rm ation 6 Installation - Introduction Installation Audio connection Cleaning 7 Connections - Illustrations - front a[...]

  • Page 3

    Supercharger 750K SAFETY INFORMATION Issue 3 IMPORTANT ! (U.K. only) This unit is supplied in the U.K. with mains lead fitted with a moulded 13 amp plug. If, for any reason, you need to cut off t he plug, please remove the fuse holder and dispos e of the plug safely, out of reach of children. It must not be plug ged into a mains outlet. The wires i[...]

  • Page 4

    Supercharger 750K GENERAL ADVICE Issue 3 INSTALLATION PRECAUTIONS and USER INF ORMATION Your new 750K is designed an d built to provide trouble-free p erfor mance, but as with all electr onic devices it is necessary to observe a few precaut i o ns: Heed all warni ngs shown on the back of t he product. Only connect the 750K to a mains outlet having [...]

  • Page 5

    Supercharger 750K ITEM DISPOSAL INFORMATION Issue 3 DISPOSAL Page 5 of 11 The crossed out wheeled bin label that appears on the f the product indicates that the pr oduct must not be disposed of as normal household waste. To prevent possible h arm to the environment please separate the product from other waste to ensure that it can be recycled in an[...]

  • Page 6

    Supercharger 750K INSTALLATION Issue 3 SETTING UP Position the 750K on a stable, horizontal surface where there is no risk of it being knocked. The unit is supplied with three spikes which should be fitted on setting up. They should be screwed into the matching holes in the base until hand-tight and should need no further tightening. We have also s[...]

  • Page 7

    Supercharger 750K AMPLIFIER CONNECTIONS Issue 3 FRONT PANEL FUNCTIONS REAR PANEL LED main s p ow er (RED) LED operate (BLUE) LED temperature (ORANGE ) INPUT XLR , line level SLIDE SWITCH XLR/RCA input selector INPUT RCA , line level SLIDE SWITCH line/speaker input selector INPUT 4mm banana/ bindi n g posts, Loudspeaker l evel ROCKER SWITCH Mains on[...]

  • Page 8

    Supercharger 750K AMPLIFIER OPERATION Issue 3 POWER ON Once all connections are made, switch on the unit, using the ON/OFF switch on the back panel. On the front panel of the 750K the front LED glows red to indicate mains is present and the unit is in “standby” mode; and outputs are muted, so no sound will be heard from the speakers. The 750K i[...]

  • Page 9

    Supercharger 750K AMPLIFIER SPECIFICATIONS Issue 3 Basic problem-solving with an amplifier is similar to troublesh ooting other electrical or e lectronic equipment. Always check t he most obvious possible causes first, such as the followi ng examples: Problem Probable Cause Remedy No power when POWER switched turned on Mains power plug is not fully[...]

  • Page 10

    Supercharger 750K AMPLIFIER SPECIFICATIONS Issue 3 Page 10 of 11 Output: Power 750 Watts into 8 Ohms (29dBW), 1150 Watts into 4 Ohms Voltage, RMS 78 Volts 20Hz to 20 kHz Voltage, Peak-to-peak 222 Volts Current peak-to-peak 260 Amps Damping factor 220 Output devices 20 Thermal cut out (internal temp) 70ºC Line inputs: [Balanced and RCA] THD + noise[...]

  • Page 11

    Supercharger 750K MANUAL REVISION Issue 3 RELEASE DATE CHANGES Issue 1 23 rd November [1 st release] Issue 2 6th December Front page picture updated Issue 3 17 th March 2008 Height updated Page 11 of 11[...]