Duo 773 ElectrometerSee what you need to know before you buy an amplifier. Benefits Dual channel, single ended recording Differential recording Bridge circuit nulls electrode voltage drop Assign low pass filter to either channel Very high impedance channel can be used with intracellular ISE Applications Intracellular electrophysiology using sharp micropipettes Brain slice intracellular recording In vivo intracellular recording from brain and spinal cord For intracellular