ST20/C112

Koch Tone Series

guitar amplifier "Studiotone" class A

ST20/H

Koch Tone Series

guitar amplifier "Studiotone" class A

ST40/C112

Koch Tone Series

guitar amplifier "Studiotone XL" class A

ST40/H

Koch Tone Series

guitar amplifier "Studiotone XL" class A

CTSE12/C112

Koch Tone Series

guitar amplifier "Classictone SE"

CTII20/C112

Koch Tone Series

guitar amplifier "Classictone II" class A

CTII20/H

Koch Tone Series

guitar amplifier "Classictone II" class A

CTII40/C112

Koch Tone Series

guitar amplifier "Classictone II" class A

CTII40/H

Koch Tone Series

guitar amplifier "Classictone II" class A

TTIII50/H

Koch Tone Series

guitar amplifier "Twintone III"