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Output Power| output power at 8 Ohms | 100W |
|---|---|
| output power at 4 Ohms | 150W |
Input Section Specifications| maximum input level | 0.45V Rms |
|---|---|
| maximum input level with -14dB pad | 2.0V Rms |
| input impedance | 1M Ohm |
Impedance| send output impedance | 1k Ohm |
|---|---|
| return impedance (MBE) | 70k Ohm |
| return impedance (MBS) | 12k Ohm |
Power Requirements| power requirements for U.S.A./Canada | 120V/60Hz |
|---|---|
| power requirements for UK/Australia | 240V/50Hz |
| power requirements for Europe | 230V/50Hz |
Dimensions and Weight| head dimensions (HxWxD) | 2.5” x 13.75” x 7” |
|---|---|
| combo dimensions (HxWxD) | 15.5” x 13.75” x 8.5” |
| head weight | 10 lbs. |
| combo weight | 26 lbs. |
Guidance on safely connecting the amplifier to an AC power outlet, ensuring accessibility.
Instructions for fully disconnecting the amplifier from the AC mains when not in use.
Warning against opening the amplifier enclosure due to shock hazards and warranty voiding.
Recommendation to save original packaging materials for future transport or repair.
Step-by-step guide for plugging the amplifier into a power outlet and connecting to cabinets.
Recommended starting positions for EQ, Boost, and Volume controls for initial setup.
Instructions for connecting your bass guitar to the amplifier's input jack.
Guidance on setting preamp and master volume levels to achieve a comfortable listening level.
Detailed explanation of each control and jack on the amplifier's front panel.
Detailed explanation of each connector and switch found on the amplifier's rear panel.
Information on connecting external cabinets and maximum recommended speaker loads.
Recommended control settings for various playing styles like Pop, Walking Bass, Slap, and Reggae.
Guidance on adjusting input and output levels for optimal tone and preventing clipping.
Advice on utilizing the Direct Out feature for PA connection and recording.
Tips for using Contour and Presence controls for tone clarity and sparkle.
Recommendations for subtle EQ adjustments and using the Boost for tonal enhancement.
Introduction to the MB Series amplifier, highlighting its performance and design features.
Explanation of High Current Capability, Active EQ, Voicing Filters, and the Limiter.
Details on low noise operation, the Valve Effect, and the efficient Class 'H' power supply.
Explanation of protection circuitry and final notes from the manufacturer.
Specifications for output power, input level, and impedance for various sections.
Detailed specifications for the equalizer bands and voicing filter frequencies.
Information on amplifier protection features and physical dimensions of the unit.
Specifications for unit weight and power requirements for different regions.
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