138 • Specifications
MultiClamp 700A Theory and Operation, Copyright 2000, 2001 Axon Instruments, Inc.
Output Gain and Filters
Scaled Output Filters
Four-pole Bessel or Butterworth low-pass filter with fifty-eight –3 dB cutoff
frequencies.
Bessel frequencies (Hz): 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30,
40, 60, 80, 100, 120, 140, 160, 180, 200, 220, 240, 260, 280, 300, 400,
600, 800, 1k, 1k2, 1k4, 1k6, 1k8, 2k, 2k2, 2k4, 2k6, 2k8, 3k, 4k, 6k, 8k,
10k, 12k, 14k, 16k, 18k, 20k, 22k, 24k, 26k, 28k, 30k, Bypass.
Butterworth frequencies (Hz): 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39,
42, 45, 60, 90, 120, 150, 180, 210, 240, 270, 300, 330, 360, 390, 420, 450,
600, 900, 1k2, 1k5, 1k8, 2k1, 2k4, 2k7, 3k, 3k3, 3k6, 3k9, 4k2, 4k5, 6k,
9k, 12k, 15k, 18k, 21k, 24k, 27k, 30k, 33k, 36k, 39k, 42k, 45k, Bypass.
One pole Bessel high pass filter with eight –3 dB cutoff frequencies (Hz).
DC, 0.1, 1, 3, 10, 30, 100, 300
External Inputs
Command
20 mV/V or 100 mV/V sensitivity for V-Clamp;
400 pA/V or 2 nA/V sensitivity for I-Clamp.
Input impedance is 10 k
Mode
When enabled in MultiClamp Commander software, 0 input selects I-Clamp
mode and 5V input selects V-Clamp mode.
Scope Filter
Two pole Bessel low pass filter with four –3 dB cutoff frequencies (Hz): 1k,
3k, 10k, Bypass.
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