A driver circuit communicatively couplable to actuators of jetting channels of a printhead, the jetting channels comprising first jetting channels configured to jet a first print fluid, and second jetting channels configured to jet a second print fluid; wherein the driver circuit is configured to receive a drive waveform comprising non-jetting pulses and jetting pulses (3002, 1701, 1702); wherein the driver circuit is configured to receive gating signals comprising a first active gating signal designated for jetting the first print fluid, and a second active gating signal designated for jetting the second print fluid; wherein the driver circuit is configured to selectively apply the non-jetting pulses and the jetting pulses from the drive waveform to the actuators of the first jetting channels based on the first active gating signal to jet the first print fluid; wherein the driver circuit is configured to selectively apply the jetting pulses from the drive waveform to the actuators of the second jetting channels based on the second active gating signal to jet the second print fluid, characterised in that a jetting period of the drive waveform includes a non-jetting pulse and a jetting pulse; and for the jetting period, the driver circuit is configured to: obtain print data for the first jetting channels and the second jetting channels; select a gating signal from the gating signals for each of the first jetting channels and the second jetting channels based on the print data; when the gating signal selected for a first jetting channel of the first jetting channels comprises the first active gating signal, output the non-jetting pulse and the jetting pulse from the drive waveform as a first driver output signal to the actuator of the first jetting channel; when the gating signal selected for a second jetting channel of the second jetting channels comprises the second active gating signal, output the jetting pulse from the drive waveform as a second driver output signal to the actuator of the second jetting channel, wherein the non-jetting pulse is blocked from the second driver output signal based on the second active gating signal. wherein the driver circuit is configured to receive a drive waveform comprising non-jetting pulses and jetting pulses (3002, 1701, 1702); wherein the driver circuit is configured to receive gating signals comprising a first active gating signal designated for jetting the first print fluid, and a second active gating signal designated for jetting the second print fluid; wherein the driver circuit is configured to selectively apply the non-jetting pulses and the jetting pulses from the drive waveform to the actuators of the first jetting channels based on the first active gating signal to jet the first print fluid; wherein the driver circuit is configured to selectively apply the jetting pulses from the drive waveform to the actuators of the second jetting channels based on the second active gating signal to jet the second print fluid, characterised in that a jetting period of the drive waveform includes a non-jetting pulse and a jetting pulse; and for the jetting period, the driver circuit is configured to: obtain print data for the first jetting channels and the second jetting channels; select a gating signal from the gating signals for each of the first jetting channels and the second jetting channels based on the print data; when the gating signal selected for a first jetting channel of the first jetting channels comprises the first active gating signal, output the non-jetting pulse and the jetting pulse from the drive waveform as a first driver output signal to the actuator of the first jetting channel; when the gating signal selected for a second jetting channel of the second jetting channels comprises the second active gating signal, output the jetting pulse from the drive waveform as a second driver output signal to the actuator of the second jetting channel, wherein the non-jetting pulse is blocked from the second driver output signal based on the second active gating signal. obtain print data for the first jetting channels and the second jetting channels; select a gating signal from the gating signals for each of the first jetting channels and the second jetting channels based on the print data; when the gating signal selected for a first jetting channel of the first jetting channels comprises the first active gating signal, output the non-jetting pulse and the jetting pulse from the drive waveform as a first driver output signal to the actuator of the first jetting channel; when the gating signal selected for a second jetting channel of the second jetting channels comprises the second active gating signal, output the jetting pulse from the drive waveform as a second driver output signal to the actuator of the second jetting channel, wherein the non-jetting pulse is blocked from the second driver output signal based on the second active gating signal.