A liquid jet head comprising: a plurality of nozzles (Hn) configured to jet liquid ; an actuator having a plurality of pressure chambers (C1e) communicated individually with the nozzles, and each filled with the liquid; and a drive section configured to apply a drive signal (Sd) having a plurality of pulses (p1, p2) in one cycle (Td) to the actuator to thereby expand and contract a volume of the pressure chamber to jet the liquid filling the pressure chamber from the nozzle, wherein the plurality of pulses in the drive signal include: a plurality of first pulses (p1) configured to expand the volume of the pressure chamber; and a plurality of second pulses (p2) configured to contract the volume of the pressure chamber, characterized in that : with reference to an on-peak pulse (AP) in the pulses, a pulse width (Wp1) in at least one of the first pulses (p1) other than a final first pulse (p1e) as last one of the first pulses out of the plurality of first pulses in the one cycle is set within a range of 0.2 AP through 1.0 AP, and a pulse width (Wp2) in at least one of the second pulses (p2) other than a final second pulse (p2e) as last one of the second pulses out of the plurality of second pulses in the one cycle is set within a range of 1.0 AP through 1.8 AP. a plurality of nozzles (Hn) configured to jet liquid ; an actuator having a plurality of pressure chambers (C1e) communicated individually with the nozzles, and each filled with the liquid; and a drive section configured to apply a drive signal (Sd) having a plurality of pulses (p1, p2) in one cycle (Td) to the actuator to thereby expand and contract a volume of the pressure chamber to jet the liquid filling the pressure chamber from the nozzle, wherein the plurality of pulses in the drive signal include: a plurality of first pulses (p1) configured to expand the volume of the pressure chamber; and a plurality of second pulses (p2) configured to contract the volume of the pressure chamber, characterized in that : with reference to an on-peak pulse (AP) in the pulses, a pulse width (Wp1) in at least one of the first pulses (p1) other than a final first pulse (p1e) as last one of the first pulses out of the plurality of first pulses in the one cycle is set within a range of 0.2 AP through 1.0 AP, and a pulse width (Wp2) in at least one of the second pulses (p2) other than a final second pulse (p2e) as last one of the second pulses out of the plurality of second pulses in the one cycle is set within a range of 1.0 AP through 1.8 AP. a plurality of first pulses (p1) configured to expand the volume of the pressure chamber; and a plurality of second pulses (p2) configured to contract the volume of the pressure chamber, characterized in that : with reference to an on-peak pulse (AP) in the pulses, a pulse width (Wp1) in at least one of the first pulses (p1) other than a final first pulse (p1e) as last one of the first pulses out of the plurality of first pulses in the one cycle is set within a range of 0.2 AP through 1.0 AP, and a pulse width (Wp2) in at least one of the second pulses (p2) other than a final second pulse (p2e) as last one of the second pulses out of the plurality of second pulses in the one cycle is set within a range of 1.0 AP through 1.8 AP. a pulse width (Wp1) in at least one of the first pulses (p1) other than a final first pulse (p1e) as last one of the first pulses out of the plurality of first pulses in the one cycle is set within a range of 0.2 AP through 1.0 AP, and a pulse width (Wp2) in at least one of the second pulses (p2) other than a final second pulse (p2e) as last one of the second pulses out of the plurality of second pulses in the one cycle is set within a range of 1.0 AP through 1.8 AP. <EOS>