52 Chapter 2
Agilent E4408B Specifications and Characteristics
Amplitude
Agilent E4408B Specifications and
Characteristics
Attenuation Accuracy Relative to the 10 dB Attenuator Setting, Characteristic
Frequency Range
Attenuation dc–3GHz 3.0–13.2 GHz 13.2–19 GHz 19–22GHz 22–26.5 GHz
0 dB ±0.3 dB ±0.5 dB ±0.8 dB ±0.9 dB ±1.0 dB
5 dB ±0.3 dB ±0.5 dB ±0.8 dB ±0.9 dB ±1.0 dB
10 dB Reference Reference Reference Reference Reference
15 dB ±0.4 dB ±0.5 dB ±0.8 dB ±1.0 dB ±1.5 dB
20 dB ±0.4 dB ±0.5 dB ±0.8 dB ±1.0 dB ±1.5 dB
25 dB ±0.5 dB ±0.6 dB ±0.8 dB ±1.2 dB ±2.0 dB
30 dB ±0.5 dB ±0.6 dB ±0.8 dB ±1.2 dB ±2.0 dB
35 dB ±0.6 dB ±0.7 dB ±1.0 dB ±1.8 dB ±3.0 dB
40 dB ±0.6 dB ±0.7 dB ±1.0 dB ±1.8 dB ±3.0 dB
45 dB ±0.7 dB ±1.0 dB ±1.3 dB ±2.2 dB ±3.4 dB
50 dB ±0.7 dB ±1.0 dB ±1.3 dB ±2.2 dB ±3.4 dB
55 dB ±0.9 dB ±1.1 dB ±1.6 dB ±2.7 dB ±3.5 dB
60 dB ±0.9 dB ±1.1 dB ±1.6 dB ±2.7 dB ±3.5 dB
65 dB ±1.0 dB ±1.6 dB ±2.0 dB ±3.2 dB ±3.8 dB
Specifications Supplemental Informati on
Absolute Amplitude
Accuracy
At reference settingsa ±0.4 dB
Overall Amplitude Accuracyb
20 to 30 °C± (0.6 dB + Absolute
Frequency Response)
a. Settings are: reference level –20 dBm; input attenuation 10 dB; center frequency 50
MHz; RBW 1 kHz; VBW 1 kH z; amplitu de scale linear or log; span 2 kHz; sweep time
coupled, signal at ref erence level.
b. For reference level 0 to –50 dBm; input attenuation 10 dB; RBW 1 kHz; VBW 1 kHz;
amplitude scale log, log range 0 to –50 dB from reference level; swe ep tim e cou p led; sig-
nal input 0 to –50 dBm; span ≤20 kHz.