Use the following procedure to experiment with the EFFECT GRAB switch:
1. Press Play on your external device to start the music.
2. Choose an effect.
3. Move the EFFECT GRAB switch to the ON position and listen to the pattern with effects. You can use the RATE/LOW, CUTOFF/MID and RESO/HIGH knobs to change the effect parameters in realtime.
4. Pull down on the EFFECT GRAB switch and switch the effects off.
5. Alternate between the GRAB and OFF positions and listen to the music as you turn the EF-303.s effects on and off in realtime.
1. Press Play on your external device to start the music.
2. Choose an effect.
3. Move the EFFECT GRAB switch to the ON position and listen to the pattern with effects. You can use the RATE/LOW, CUTOFF/MID and RESO/HIGH knobs to change the effect parameters in realtime.
4. Pull down on the EFFECT GRAB switch and switch the effects off.
5. Alternate between the GRAB and OFF positions and listen to the music as you turn the EF-303.s effects on and off in realtime.