AD584 Voltage Reference, Built-in Resistor Reference for Calibration of Multimeters - Walmart.com
High Precision Reference Multimeter | Fluke Calibration
Fluke Calibration - Introducing the 8588A Reference Multimeter and 8558A 8.5-Digit Multimeter! The 8588A and 8558A offer long-term stability, speed, and an intuitive user interface designed by metrologists for metrologists. Two models
Frank's Voltage Reference
Frank's Voltage Reference
High Precision Reference Multimeter | Fluke Calibration
High Precision Reference Multimeter | Fluke Calibration