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G T 5 0 H 

O W N E R ’ S   M A N U A L

w w w . a c o u s t i c a m p l i f i c a t i o n . c o m

5 0   WAT T   T U B E   G U I TA R   A M P L I F I E R

Summary of Contents for GT50H

Page 1: ...GT50H OWNER S MANUAL w w w a c o u s t i c a m p l i f i c a t i o n c o m 50 WATT TUBE GUITAR AMPLIFIER...

Page 2: ...ay cause permanent hearing loss Individuals vary considerably to noise induced hearing loss but nearly everyone will lose some hearing if exposed to sufficiently intense noise over time According to O...

Page 3: ...reby represents and warrants that any tube components of this product shall be free from defects in materials and workmanship including implied warranties of merchantability or fitness for a particula...

Page 4: ...ls 8 TREBLE This control increases or decreases treble frequencies for both channels 9 LEAD VOLUME This control adjusts the relative volume of the Lead channel 10 PRESENCE This control adjusts the upp...

Page 5: ...e this switch to select Triode or Pentode mode for the tubes CAUTION The amplifier should be switched to STANDBY before changing the Triode Pentode setting 6 BOOST LEVEL This adjust the level of the B...

Page 6: ...ification P O Box 5111 Thousand Oaks CA 91359 5111 www acousticamplification com BOOST LEVEL DRY WET MODE TRIODE PENTODE TRIODE 25W 12W PENTODE 50W 25W 4 0HM OR 8 0HM 8 0HM 8 0HM OR 16 0HM 16 0HM GT50...

Page 7: ...ower 25 watts This feature is useful in rehearsal or smaller performance venues to reduce the volume of the amplifier while maintaining the tone and allows the user to push the power tubes to full sat...

Page 8: ...ement from time to time to maintain top performance of your amplifier If you are not sure about the operating condition of your tubes take the amplifier to a qualified professional for evaluation of t...

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