Model	Low end frequency limit	High end frequency limit	Voltage Noise	C.M.R.R.	Dynamic Reserve	Min. Time Constant	Max. Time Constant
VK-90	20.00 Hz	20.00 kHz	20nV/vHz			100 msec
LIA-410	10.00 Hz	100.00 kHz			60 dB	100 usec	30 sec