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General| Voltage Source Range | ±100V |
|---|---|
| Current Source Range | ±100 mA |
| Voltage Measure Range | ±100V |
| Current Measure Range | ±100 mA |
| Voltage Range | ±100V |
| Current Range | ±100 mA |
| Type | Source Measure Unit (SMU) |
| Compliance Limit | Programmable |
| Interface | IEEE-488 |
| Resolution | 5.5 digits |
| Operating Modes | Voltage source, Current source, Voltage measure, Current measure |
Controls for local mode, operation, source measure, and function selection.
Controls for measurement parameters, sweep definition, and compliance settings.
Controls for triggering setup, manual trigger, and data entry methods.
Diagram showing local sensing connections with Model 8006 test fixture.
Diagram showing remote sensing connections with Model 8006 test fixture.
Schematic representations of equivalent circuits for measurement.
Covers unit functions, cycles, ranging, filter, suppress, menu, data entry, trigger.
Detailed accuracy and range specifications for voltage and current source/measure.
Overview of verification, environmental, initial conditions, and warm-up procedures.
Lists recommended equipment and outlines verification procedures.
Detailed steps for equipment, common mode, voltage, remote sense, low current, and 100mA verification.
Overview of calibration procedures, frequency, and requirements.
Lists essential equipment required for calibrating the instrument.
Conditions including environmental, warm-up, and CAL LOCK switch.
Introduces the step-by-step procedures for calibrating the Model 236/237.
Characterizes the Model 263 source for calibrating Model 236/237 ranges.
Procedure to calibrate voltage source and measure ranges.
Calibrates low current ranges from 1nA to 10mA using Model 263.
Explains UI Error Status Word and U7 Calibration Status Word.
Information on using the provided BASIC program for calibration.
Overview of maintenance and procedure for replacing the power line fuse.
Procedures for cleaning the fan filter and replacing the backup battery.
Guidelines for handling PC boards, cleaning, and disassembling the instrument.
Precautions for static devices, troubleshooting overview, and recommended test equipment.
Details diagnostics, power supply checks, and display/A/D test modes.
Describes analog control lines, switching states for current, voltage, feedback, and sensing.
General functional description of the Model 236/237, including a simplified block diagram.
Explains the error amplifier, bootstrap amplifier, DACs, and V/I control circuitry.
Describes output stages, bias control, V/I feedback, and contact bounce damping.
Explains the Model 237 resonant converter and the analog-to-digital converter.
Covers digital circuitry, I/O controller, source/measure controller, communications, and display.
Details the instrument's power supply design, including AC input and voltage outputs.
Covers introduction, parts lists, ordering, factory service, and schematics.
List of components and Keithley part numbers for the display board.
List of components and Keithley part numbers for the digital board.
List of components and Keithley part numbers for the analog board.
List of components and Keithley part numbers for the Model 236 output module.
List of components and Keithley part numbers for the Model 237 output module.
List of components and Keithley part numbers for the Model 237 resonant converter.
List of miscellaneous parts not specific to any particular PC board.
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