5-42 681XXC OM
OPERATION POWER LEVEL ACCURACY
VERIFICATION AND FLATNESS TESTS

Model 68177C Serial No. ____________________ Date ___________

Model 68177C
(with Option 2C Step Attenuator)
Power Level Accuracy *
(CW Frequency = 5.0 GHz) Power Level Accuracy *
(CW Frequency = 25.0 GHz) Power Level Accuracy *
(CW Frequency = 45.0 GHz)
Set Power Measured Power Set Power Measured Power Set Power Measured Power
+8.5 dBm
+7.5 dBm
+6.5 dBm
+5.5 dBm
+4.5 dBm
+3.5 dBm
+2.5 dBm
+1.5 dBm
+0.5 dBm
–0.5dBm
–1.5dBm
–2.5dBm
–3.5dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
+0 dBm
–1dBm
–2dBm
–3dBm
–4dBm
–5dBm
–6dBm
–7dBm
–8dBm
–9dBm
–10dBm
–11dBm
–12dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
–1dBm
–2dBm
–3dBm
–4dBm
–5dBm
–6dBm
–7dBm
–8dBm
–9dBm
–10dBm
–11dBm
–12dBm
–13dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
_________dBm
*Specification is ±1.0 dB. *Specification is ±1.0 dB. *Specification is ±1.5 dB.
Power Level Flatness (Step Sweep)
Set Power Max Power Min Power Variation**
–1dBm _________dBm __________dBm _________dB
**Maximum variation is 4.0 dB (0.01 to 0.05 GHz); 1.6 dB (0.05 to 40 GHz); 2.2 dB (40 to 50 GHz).
Power Level Flatness (Analog Sweep)
Set Power Max Power Min Power Variation***
–1dBm _________dBm __________dBm _________dB
***Maximum variation is 7.0 dB (0.01 to 0.05 GHz); 6.0 dB (0.05 to 20 GHz); 8.2 dB (20 to 40 GHz); 10.2 dB (40 to
50GHz) (typical, not a specification).
Table5-3. Power Level Accuracy and Flatness TestRecord (24 of 27)