| 摘要 |
PROBLEM TO BE SOLVED: To suppress complication and an increase in size of a circuit generating a driving signal in a liquid discharge device provided with a liquid discharge head having actuators driven in accordance with the driving signal.SOLUTION: A liquid discharge device comprises: a liquid discharge head having a plurality of nozzles discharging liquid and a plurality of actuators being provided corresponding to the plurality of nozzles and being driven in accordance with a driving signal; a main drive circuit generating the driving signal by using a first transistor pair driven by an analog signal and supplying the driving signal generated to the liquid discharge head; and an auxiliary drive circuit generating one auxiliary driving signal by using a second transistor pair driven by a pulse signal and supplying the auxiliary driving signal generated to collectors of the individual transistors constituting the first transistor pair.SELECTED DRAWING: Figure 5 |
