This document is the operation and calibration manual for HP 8903B AUDIO ANALYZER
This Operation and Calibration Manual for the HP 8903B Audio Analyzer provides essential safety information, product specifications, and detailed procedures for setting up and adjusting the instrument.
It includes sections on general information, audio testing, HP‑IB interface, adjustment steps, and service references, along with warranty and regional service office details.
| Safety Class | Class I |
|---|---|
| Installation Category | II |
| Pollution Degree | 2 |
| Line Voltage Input | autoranging |
| Fuse Rating | 250 V |
It is a Safety Class I instrument.
An uninterruptible safety earth ground must be provided from the main power source.
HP warrants the instrument for a period of one year from the date of shipment.
The Service Manual (Volume 1, 2) is listed as HP Part 08903-90062.