Giga-tronics 8003 - Page 230

8003 Precision Scalar Analyzer
4-16 Manual 20791, Rev. C, June 2001
+16 dBm to -50 dBm Swept Linearity Data is on the next page.
NOTES:
1. Linearity Error (%) = [(R1/R2) / (P1/P2) - 1] x 100
2. Accumulated error is the sum of the current dB segment linearity error plus the previous accumulated error.
Swept Linearity Data (+16 dBm to +20 dBm)
Step
Attenuator
Value
Power Set
Point
Power
Meter
Reading
(P)
8003
(DUT)
Reading
(R)
Reference
Power Ratio
8003
(DUT)
Reading
Ratio
Linearity Error (%)
1
Linearity
Specification
Accumulated
Linearity
Error
2
0 dB 1.00 mW
±0.025 mW
P1 = R1 = P1/P2 = R1/R2 =
3.98 mW
±0.10 mW
P2 = R2 = ±1% Same as Lin.
error above
0 dB 3.98 mW
±0.10 mW
P1 = R1 = P1/P2 = R1/R2 =
5.01 mW
±0.13 mW
P2 = R2 = +1%
-1.6%
0 dB 5.01 mW
±0.13 mW
P1 = R1 = P1/P2 = R1/R2 =
6.31 mW
±0.16 mW
P2 = R2 = +1%
-2.7%
0 dB 6.31 mW
±0.16 mW
P1 = R1 = P1/P2 = R1/R2 =
7.94 mW
±0.2 mW
P2 = R2 = +1%
-3.8%
0 dB 7.94 mW
±0.2 mW
P1 = R1 = P1/P2 = R1/R2 =
10 mW
±0.25 mW
P2 = R2 = +1%
-4.9%
(continued)