Dual Source High Resistance Meter, Model 6650A

• Replaces Teraohmmeter/Electrometer Technology
• Range 100kΩ to 10PΩ
• Automatic Scanner Control
• Any Ratio up to 100:1
• Live Ratio or Direct Measurement Mode
• Voltage and Current Measurements
• Surface and Volume Resistivity Measurements
• 1V to 1000V Variable Voltage Output

Series of Primary High Value 2 Terminal Resistors
from 100M to 100T with Optional Carrying Case

• Based on NIST design
• High stability
• 100MΩ to 100TΩ
• Split guard circuit
• Internal temperature sensor
• Custom values available

High Resistance Matrix Scanners

• 10 or 20 Two Terminal Channels
• N-Type Connections
• Front Panel or Remote Operation
• Maximum 1000V DC
• Resistance Measurements to 10P
• Insulation Resistance 1016 Ω

Automatic Temperature Secondary Bridge - 13:1 Ratio

• 0.01Ω to 100kΩ range
• Front Panel 6 Channel Scanner
• Keep Warm Currents
• Accuracy: < 10 x 10-8
• Linearity < 5 x 10-9
• IEEE488 and manual operation
• AccuTcal™ Software for calibrating PRTs