Dagan IX2-700 Operating Manual Download Page 1

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IX2-700

Dual

Intracellular Preamplifier

Operating Manual

Version 1.1

Dagan
Corporation

2855 Park Avenue
Minneapolis, MN 55407 USA
(612) 827-5959
Fax: (612) 827-6535
Email: [email protected]
Web: www.DAGAN

.com

Warning: This instrument is not designed or intended for use in human applications or human experimentation.

Summary of Contents for IX2-700

Page 1: ...nual Version 1 1 Dagan Corporation 2855 Park Avenue Minneapolis MN 55407 USA 612 827 5959 Fax 612 827 6535 Email info dagan com Web www DAGAN com Warning This instrument is not designed or intended fo...

Page 2: ...0 Dual Intracellular Preamplifier 1 TABLE OF CONTENTS Page IX2 700 Block Diagram 2 Introduction and Features 3 Control Description 4 Operation 7 Specifications 11 Accessories 12 Warranty Services Repa...

Page 3: ...IX2 700 Dual Intracellular Preamplifier 2...

Page 4: ...ltering electrode impedance testing and a back lighted for dark labs LCD voltage and current meter FEATURES Small Box Probe in five current ranges with automatic decimal point selector on current mete...

Page 5: ...initiating buzzes until you achieve desired cell penetration Buzz magnitude is a trimpot located under the buzz switch CAPACITANCE COMPENSATION CONTROL This control provides input capacitance neutrali...

Page 6: ...current is 100 nA full scale times the headstage multiplier Thus the X 1 headstage would change the full scale dial reading to 9 99 nA The current control is linear and the readout corresponds to the...

Page 7: ...able In addition the Buzz Switch is many times useful for clearing a blocked microelectrode and impaling cells MONITOR MON BNC CONNECTOR Actual currents being passed through the microelectrode are mon...

Page 8: ...hat the voltage is at ground potential ground voltage trace adjust position on oscilloscope to desired position uncouple voltage channel and return trace to the same position using the DC offset contr...

Page 9: ...when you switch polarity the bridge is balanced The main disadvantage with a bridge circuit arises from changes in the microelectrode resistance The circuit works on the assumption that the bridge is...

Page 10: ...scillating IMPALING THE CELL With the system calibrated the electrode in good condition and the amplifier compensated you are ready to penetrate the cell As the barrel of the electrode enters the tiss...

Page 11: ...from channels 1 and 2 are equal Should you need to adjust the trimpot contact the factory for explicit instructions The Cx control is for cross capacitance nulling to adjust for variations in dynamic...

Page 12: ...pf 1010 M 1 1 A 10M 50 v 10kHz 10M 2 to 50 M 10 pf 35 pf 1011 M 1 Standard 100nA 100M 50 v 1kHz 100M 20 to 500 M 10 pf 35 pf 1012 M 01 10nA 1G 40 v 100Hz 1G 200 to 5000 M 20 pf 1013 M 001 1nA 10G 35 v...

Page 13: ...1999 my meter displays channel 1 and 2 voltage and current and channel 1 minus 2 voltage decimal point is automatically set Cross Capacitance Control Cx For ion selective electrode balancing Size 3 1...

Page 14: ...the four screws on the top cover and slide it backwards PRINTED C1RCU1T CARD REMOVAL Unscrew the desired PC board locking screws Unsnap the connectors and pull them upwards FUSE REPLACEMENT The IX2 7...