User manual MARSHALL MB30

[. . . ] I wish you every success with your new Marshall. Yours Sincerely, Dr Jim Marshall OBE and daughter Victoria (Managing Director) 1 MB15 Front Panel Features 12. CD IN If you want to jam to your favourite CD, tape or mp3 player, merely connect the headphone output of your device here, adjust the player's volume to match that of your guitar and `hey-presto' ­ you've got the perfect `play-along' practice system. 15. [. . . ] one that's screened/shielded) to help prevent noise, interference and unwanted feedback. 8. VOLUME Control - Modern Channel This control adjusts the volume of the Modern Channel. Turning the Bass control will effect the amount of low frequencies or bottom end in your bass guitar tone. Rotating this clockwise will increase the amount of lower tones generally making your bass sound deeper. Turning this control anti-clockwise will reduce the bass frequencies in your tone producing a reduction in bottom end thud. MB30 Rear Panel Features 3. COMPRESSOR Switch & LED This switch turns the Compressor control on and off. When the switch is `in' the Compressor control is active and the LED will be illuminated green. 9. VOICE SHIFT Control (MB30 only) This 3 position control adjusts the overall tonal voicing of the amplifier. 4. COMPRESSOR Control The Compressor smoothes out your bass sound. As you increase the amount of compression, so you flatten out the peaks in the incoming signal. When the compression reaches its threshold the LED will change to red. Position 1 tailors the response of the amplifier for smooth low end, restrained lower mids, and mild high end lift, to give the classic vintage valve bass tone. 1 2 3 4 1. MODERN / CLASSIC Switch This push switch allows you to change between the amp's two channels, Modern and Classic, via the front panel. When this switch is `out' the Modern Channel is engaged and the LED will be green. Pushing it `in' switches to the Classic Channel and the LED changes to red. In position 2 the lower mid is made more prominent whilst simultaneously the upper mids are subtly scooped to give a more aggressive, growling quality to the amplifier's tone. Position 3 introduces a gentle overall mid boost for an immediate, cutting, 'in your face' tone with the mids scooped even further to give an immediate, cutting sound. . . This control adjusts the response selected by the Voice Shift control. On the MB15 the Voice Shift control is similar to position 2 on the MB30. Connect the optional footswitch (PEDL-10008) here enables you to change between Modern and Classic channels. 4. [. . . ] VOLUME Control - Classic Channel This control adjusts the volume of the Classic Channel. By adjusting the Treble control you can add or take away the higher frequencies in your bass guitar tone. By increasing the amount of treble you will make your tone brighter, ideal for more percussive playing styles. Follow all instructions and heed all warnings KEEP THESE INSTRUCTIONS !3 2 MB15 Suggested Settings Here follows some sample settings to act as starting points from which to develop your own sounds. [. . . ]