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SPECIFICATIONS
Axopatch 200B, Copyright 1997-1999, Axon Instruments, Inc.
Low Pass Bessel Filter
4-pole lowpass Bessel filter with five settings: 1, 2, 5, 10 and 100 kHz. Selected value sets
an analog voltage on FREQUENCY TELEGRAPH OUTPUT.
Leak Subtraction
Causes a signal proportional to the command to be subtracted from current record. Range:
100
βMΩ to ∞.
Telegraph Outputs
Gain
Takes α and β gain factors into account
I (mV/pA): 0.05
1
0.1
1
0.2
1
0.5 1 2 5 10 20 50 100
2
200
2
500
2
V
m
(mV/mV): N/A N/A N/A 0.5 1 2 5 10 20 50 100 200 500
Telegraph Output (V): 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5
Frequency
Filter Setting (kHz): 12510100
Telegraph Output (V):246810
Mode
I-CLAMP I-CLAMP
Mode: TRACK V-CLAMP I = 0 NORMAL FAST
Scaled Output: I I V
m
V
m
V
m
Telegraph (volts): 4 6 3 2 1
1
Applicable for
β
= 0.1 only
2
Applicable for
β
= 1 only