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Owner’s Manual

Backline 350

Backline 210

Backline 250

Backline 115

Backline 600

Summary of Contents for Backline Series sheet

Page 1: ...1 Owner s Manual Backline 350 Backline 210 Backline 250 Backline 115 Backline 600...

Page 2: ...oduction Safety Information Quick Start Settings Sounds Sound Tips Front Rear Panel Controls Installation Maintenance Backline Combo Tech Talk Specifications All Features and specifications are subjec...

Page 3: ...tact your local dealer or GK customer service at Gallien Krueger Inc 2234 Industrial Drive Stockton CA 95206 phone 209 234 7300 fax 209 234 8420 Internet www gallien krueger com Email sales gallien co...

Page 4: ...aker cable with the amplifier power on Be sure the amplifier unit is turned off before connecting anything to it Do Not Use Extension Cords To avoid safety hazards use only the power cord supplied wit...

Page 5: ...o clock The Voicing Filter should be turned all the way down to get a flat response Set the Gain Level A Level B and Master Volumes at 0 Set the A B switch to off Channel A 4 Using an instrument cable...

Page 6: ...e your own sound Note the Gain Overdrive settings will vary according to the output of your bass Settings and Sounds Contour note Contour note Contour note Contour note Contour note At higher playing...

Page 7: ...ster Turning up the Boost control will add a little growl to your tone This is an unmistakable GK trademark sound that you will grow to appreciate Raising the Boost while lowering the Master will add...

Page 8: ...BOOST down will compen sate for this 14 Tuner Output Output to tuner 15 Footswitch A B jack for a standard single pole latching foot switch It Switches from channel A to B The A B switch must be off...

Page 9: ...9 Backline Series Backline Series Backline Series Backline Series Backline Series Front Rear Panel Controls Front Rear Panel Controls Front Panel Rear Panel...

Page 10: ...ower amplifiers generate heat The heat sink fins and ventilation slots that form part of the enclosure are specially designed to remove this heat Placing other electronic equipment near these heat dis...

Page 11: ...for all playing situations On tight stages or practice room situations being able to rock the unit back allows you to hear yourself with more clarity Backline Combos Speaker Configurations Backline 11...

Page 12: ...ird at any setting Now it is possible to obtain the sound you desire Contour Contour is used to completely revoice the amplifier The Contour control tunes between two different shaping circuits with g...

Page 13: ...B 250Hz Hi Mid 6db 10dB 1kHz Treble 14db 7kHz Contour 2db 50Hz 10db 500Hz 3db 7kHz Noise 90db referenced to 175W A weighted Amplifier Protection Full short circuit thermal RF protection Stable into re...

Page 14: ...0Hz Lo Mid 6db 10dB 250Hz Hi Mid 6db 10dB 1kHz Treble 14db 7kHz Contour 2db 50Hz 10db 500Hz 3db 7kHz Noise 90db referenced to 300W A weighted Amplifier Protection Full short circuit thermal RF protect...

Page 15: ...0 Ohms Equalizer Bass 10db 60Hz Lo Mid 6db 10dB 250Hz Hi Mid 6db 10dB 1kHz Treble 14db 7kHz Contour 2db 50Hz 10db 500Hz 3db 7kHz Noise 90db referenced to 125W A weighted Amplifier Protection Full shor...

Page 16: ...16 Backline 250 350 600 210 115 Owner s Manual Part 160 0270 A1 Printed in the U S A...

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