- Intended for volume control
They are designed to adjust the volume (damping) on the IVO loudspeaker lines. The VCT25R and VCT80R controllers require an additional pair of wires to activate the bypass relay.
VCT25: 25W load power, 3-wire speaker line
VCT80: 80W load power, 3-wire speaker line
VCT25R: load power 25W, loudspeaker and control line, 4-wire
VCT80R: power load 80W, speaker and control line, 4-wire