电流钳,电压钳前置放大器。四种记录模式:continuous current clamp with two independent bridge ampli?ers, continuous single-electrode voltage clamp for whole-cell patch and macropatch con?gurations (for currents up to several nA), discontinuou single-electrode voltage clamp (for currents up to several hundred nA), discontinuous current clamp and high compliance two-electrode voltag clamp (for currents that range from very small (< 1="" na)="" to="" extremely="" large="" (=""> 100 μA). 标准探头: 1-HS-2A-x1LU,1-HS-2A-x0.1LU