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Performance Verification
AM700 Audio Measurement Set Service Manual
4–17
5. Check that the RMS level is equal to or less than –115 dBu (or –115 dBm
without a 600 W load).
6. Set the generator to High BW mode. Make sure the output amplitude is still
at 0.0 Volts.
7. Check that the RMS level is equal to or less than –95 dBu (or –95 dBm
without a 600 W load.
1. Press the Analyzer Application button. It takes about 20 seconds for the
Analyzer mode to be loaded and calibrated.
2. If not connected, connect the front panel Analog Out A and B XLR
connectors to the Analog In A and B XLR connectors.
3. Touch the RT icon soft key to display the real-time measurements, if not
already selected.
NOTE. Ch 1 and Ch 2 are measurement channels of the AM700. Any of the input
channels of the AM700 may be connected to either or both measurement
channels using the Input Selection controls.
4. Touch the Ch 1 Level soft key. A box appears around the reading in the
display.
5. Press the mV/kHz button in the keypad (see Figure 4–10) to change the units
to mV and press Enter.
Figure 4–10: Keypad entry buttons
6. Press Ch 2 Level soft key. A box appears around the reading in the display.
If the Ch 2 readings are not displayed, push the Menu button, and touch Ch 2
in the Enables menu to enable the Ch 2 measurements. Press Clear Menu.
Check Analog Generator
Output Impedance