Fluke 6080A Service Manual page 70

PERFORMANCE TESTS
8. Repeat steps 4 through 7 for each of the following UUT frequencies:
4-12
When the Recal annunciator on the measurement receiver lights while
stepping through UUT levels, press the CALIBRATE button on the
measuring receiver and wait for a stable reading.
14, 20, 40, 80, 160, 320, 550, 640, 700, 850, 950, and 1024 MHz
Figure 4-2. Alternate-Level Accuracy Test Equipment Setup
NOTE