Technical data

3 Calibration
40 U2761A Service Guide
1 Calibration constant is stored after completing this setup.
Table 3-18 Configuration for AC amplitude flatness ( 0 dB range) adjustment
U2761A Power meter
Setup Function Frequency Lower margin Measurement Upper margin
62 Sine 100.000 kHz
–0.2 dB (Offset
0dB
)
dB
+0.2 dB
63 Sine 780.000 kHz
–1.4 dB dB +1.4 dB
64 Sine 1.56000 MHz
–1.4 dB dB +1.4 dB
65 Sine 2.34000 MHz
–1.4 dB dB +1.4 dB
66 Sine 3.13000 MHz
–1.4 dB dB +1.4 dB
67 Sine 3.91000 MHz
–1.4 dB dB +1.4 dB
68 Sine 4.69000 MHz
–1.4 dB dB +1.4 dB
69 Sine 5.47000 MHz
–1.4 dB dB +1.4 dB
70 Sine 6.25000 MHz
–1.4 dB dB +1.4 dB
71 Sine 7.03000 MHz
–1.4 dB dB +1.4 dB
72 Sine 7.81000 MHz
–1.4 dB dB +1.4 dB
73 Sine 8.59000 MHz
–1.4 dB dB +1.4 dB
74 Sine 9.38000 MHz
–1.4 dB dB +1.4 dB
75 Sine 10.1600 MHz
–1.4 dB dB +1.4 dB
76 Sine 10.9400 MHz
–1.4 dB dB +1.4 dB
77 Sine 11.7200 MHz
–1.4 dB dB +1.4 dB
78 Sine 12.5000 MHz
–1.4 dB dB +1.4 dB
79 Sine 13.2800 MHz
–1.4 dB dB +1.4 dB
80 Sine 14.0600 MHz
–1.4 dB dB +1.4 dB
81 Sine 14.8400 MHz
–1.4 dB dB +1.4 dB
82 Sine 15.6300 MHz
–1.4 dB dB +1.4 dB
83 Sine 16.4100 MHz
–1.4 dB dB +1.4 dB
84 Sine 17.1900 MHz
–1.4 dB dB +1.4 dB
85 Sine 17.9700 MHz
–1.4 dB dB +1.4 dB
86 Sine 18.7500 MHz
–1.4 dB dB +1.4 dB
87 Sine 19.5300 MHz
–1.4 dB dB +1.4 dB
88
1
Sine 20.0000 MHz –1.4 dB dB +1.4 dB