Ampete 88S STUDIO-2 8×8 amplifier switching system Ampete 8FX 8×8 amplifier switching system Ampete 88S 8×8 expandable amplifier switching system Ampete 88R switching system remote Ampete 444 4×4 amplifier switching system (ex “Spyder”) Discontinued Products Ampete 88S STUDIO 8×8 amplifier switching system Ampete 222 2×2 amplifier switching system Ampete 221 2×1 amplifier switching system