AMT GR-4 is a multifunctional floor passive guitar switchboard with microcontroller-based control ability. Organize your favourite pedals and preamps into 4 programmable loops and 1 non-programmable: with GR-4 you can engage one of the programmed combinations in one-touch!
AMT GR-4 architecture and features:
4 programmable loops and 1 non-programmable
Fully passive sound path; the switching is done by means of high-quality relays
Shut-off input buffer compensating the long guitar cable impact
External tuner output
Built-in power splitter allows to use one power adapter to feed a few more external pedals
2 modes of operation
Fully programmable mode. Each 4 programs can be programmed with separate random combination of active loops
Independent – under this mode each loop is switched on/off independently of the others by means of separate button.
AMT GR-4 dimension: metal housing - 260x115x45mm, rubber feets, outputs and knobs not counted.
AMT GR-4 power consumption 0,15-0,25A, depends on modes.
New AMT noiseless 12V power supply included! (EU/US plug)