Guitar phaser pedal effect. The Grand Orbiter is a 4 stage OTA-based phaser with a diverse feature set that can go from stationary and resonant to slow and mellow and on through fast and swirly. It has three way toggle switch to select between the ranges of modulation: Rate 1 is slow sweep mode, Rate 2 kills the LFO and allows you to use the Grand Orbiter as a fixed resonant filter and Rate 3 is fast sweep mode. 9 V DC adapter is not included. Dimensions: 5,4 x 6,6 x 12,2 cm. Weight: 254 g.