1 x 12 Greenback

This amplifier is built to the same specification circuitry as the original JMI 4 combo, with improved tonal features and a 12” Celestion speaker.

Utilising the single ended valve configuration produces the classic “Class A” amplifier sound.

This is the smallest JMI amplifier to include Tremolo circuitry.

Control layout: Volume, Tone, Speed, Intensity
Valve configuration: ECC83 (x2) and EL84 (x1)
Wattage: 4W clean, 10W max output
Speaker Options: Available exclusively with a Celestion 12" Speaker
Colour Option: Black or Fawn Tolex