User
Guide
for
Axoclamp
900A
Maximum
Gain.................................. 94
Minimum
Sample
Rate..................... 94
Noise.................................................... 96
Series
Resistance................................ 96
Electrode
Capacitance ........................................ 83
Chloriding .......................................... 81
Filling ............................................ 81,
85
Glass .................................................... 82
Tip
Potentials ..................................... 84
Tip
Resistance .................................... 83
External
Command .......................... 8,
132
External
Command
Inputs.................. 132
External
Command
Signal .................. 129
External
Mode
Control .......................... 14
Feedback
Resistor ................................. 124
Filter........................................................ 108
Filters ...................................................... 107
–3
dB
Frequency .............................. 107
Bessel ................................................. 109
Butterworth ...................................... 109
Cutoff
Frequency............................. 109
Highpass........................................... 110
Types ................................................. 108
Fuse........................................................... 22
Grounding ......................................... 23,
64
Headstage
Cleaning...................................... 81,
186
Mounting .................................... 72,
186
Headstages............................................... 70
Cleaning.............................................. 77
Connectors.......................................... 77
Gain
(H),
meaning
of ........................ 74
HS
‐
9A.................................................. 70
Input
Leakage
Current ..................... 77
Input
Resistance ................................ 78
Interchangeability ............................. 77
VG
‐
9A ................................................. 70
High
‐
Voltage
Current
Clamp
(HVIC)
Mode .................................. 2,
55
Holder,
Pipette
Use ....................... 22,
142,
144,
185,
191
Holders..................................................... 78
Ag/AgCl
Pellets ................................. 80
Cleaning .............................................. 81
Design.................................................. 78
Use ....................................................... 80
Holding .............................. 84,
87,
124,
132
HS
‐
9A ....................................................... 10
Hum .................................................... 23,
64
Impaling
Cells ......................................... 86
Installation ................................. 5,
187,
189
Keyboard
Shortcuts.............................. 125
Lag........................................................... 159
Leak
Subtraction ................................... 141
Lowpass
Filter ....................................... 133
MCO
‐
2U ................................................... 21
Mechanical
Stability ............................... 60
Microelectrodes
patch
pipettes..................................... 96
Mode ................................................... 19,
87
19,
61,
82
I
‐
Clamp8,
11,
61,
63,
64,
71,
82,
86,
132
V
‐
Clamp........8,
11,
61,
63,
64,
110,
132
Mode
Switching .............................. 51,
129
Model
Cells.............................................. 19
CLAMP
‐
1U......................................... 41
Installation.......................................... 21
MCO
‐
2U.............................................. 46
Types
Of.............................................. 19
Monitor..................................................... 10
Monitor
Scope ....................................... 131
Noise ................................................. 62,
166
Electrode ............................................. 63
Sources ................................................ 63
Optics........................................................ 61
Options
................................................ 8,
131
About................................................. 140
Audio................................................. 137
Auto ................................................... 135
General .............................................. 131
Quick
Select ...................................... 139
Oscillation
Detect.................................... 44
198
