Data Precision:
| Model | Date | Group | Description |
|---|---|---|---|
| 248 | 01 November 1978 | Digital multimeter | Portable 4-1/2 Digit TRUE RMS Digital Multimeter |
| 2480 | 01 January 1978 | Digital multimeter | BENCH/PORTABLE 4 1/2 DIGIT DIGITAL MULTIMETER |
| 2480R | 01 January 1978 | Digital multimeter | BENCH/PORTABLE 4 1/2 DIGIT DIGITAL MULTIMETER |
| 3400R | 01 September 1978 | Digital multimeter | 4-1/2 DIGIT PROGRAMMABLE MULTI METER |
| 5740 | 01 March 1977 | Counter | Multifunction Counter |
| 8100 | Voltage Source | DC Secondary Voltage Standard | |
| 8200 | 01 January 1981 | Calibrator | 6 1/2 - Digit Voltage & Current CALIBRATOR |
