Keithley 428 Current Amplifier
SOLD OUT sold
amp142






INPUT:
Voltage Burden:<200μV(18℃-28℃)for inputs<100μ
A;<10mV for inputs ≥ 100μA:20μV/℃ temperature coefficient.
Maximum Overload:100V on 10^4 to 10^11V/A ranges;10V on 10^3V/A range.Higher voltage sources must be current limited at 10mA.

OUTPUT:
Range:±10V,1mA;bias voltage off.
Impedance:<100Ω DC-175kHz.

LOW PASS FILTER:
Ranges:10μs to 300ms(±25%)in 1,3,10sequence or OFF.
Attenuation:12dB/octave.
Manual(CD-ROM),Power Code,