The Keithley 604 Differential Electrometer Amplifier is a completely solid-state instrument that can be used by itself single-endedly or differentially either as an amplifier or a millivoltmeter. The Amplifier has selectable gains of 10 to 104 in 1x and 3.33x steps corresponding to the VOLTS Switch settings of 1 to .001.
Operates Over a Bandwidth From DC to 50 kHz or Greater
Input Resistance Greater Than 1014 Ohms Shunted by Less Than 5 Picofarads
All Outputs Are Short-Circuit Proof
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