Click on image to enlarge

4½ Digits with Autoranging. Voltage to 1200V (AC and DC) Current to 2A (AC and DC) Resistance to 20M Ohm. 2-wire or 4-wire Input. Manual not included.

Click on image to enlarge

The Hewlett Packard 3455A Digital Voltmeter is a microprocessor controlled 5½ or 6½ digit integrating voltmeter for bench or systmes applications. This instrument measures dc volts, ac volts, and resistance. HP-IB (IEEE-488) and auto or manual ranging are standard. Please note that there are some slight blemishes on the faceplate. Unit Serial No. 2519A16615. Power cord included. Manual not included.

Click on image to enlarge

The Hewlett Packard 3478A Digital Voltmeter is a microprocessor controlled 3½ to 5½ digit integrating voltmeter for bench or systmes applications. This instrument measures dc volts, True RMS volts, 2- or 4-wire resistance, and dc and ac current. Simple, fast electronic calibration eliminates all adjustment. HP-IB (IEEE-488) and auto- or manual-ranging are standard. Power cord included. Manual not included.