Atec Agilent-4395A - Manual (Page 5)

Residual responses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <–80 dB full scale (SPC)
Trace noise (A/R, B/R, A/B)
at 50 MHz, both inputs: full scale input level –10 dB, IFBW = 300 Hz . . . . . . . . . . . . <0.005 dB rms (SPC)
Stability (A/R, B/R, A/B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < ±0.01 dB/°C (SPC)
Phase Characteristics
Measurements format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Standard format, Expanded phase format
Frequency response (deviation from linear phase) (A/R, B/R) (SPC for A/B)
at –10 dBm input, input attenuator: 10 dB, IFBW
≤
3 kHz, 23 ± 5°C . . . . . . . . . . . . . . . . . . . . . . . . . < ±12°
Dynamic accuracy (A/R, B/R) (SPC for A/B)
Input Level
(relative to full scale input level –10 dB)
Dynamic Accuracy 1
frequency
≥
100 Hz
0 dB ≥ input level > –10 dB ±3°
–10 dB ≥ input level ≥ –60 dB ±0.3°
–60 dB > input level
≥
–80 dB ±1.8°
–80 dB > input level ≥ –100 dB ±18°
1. R input level (B input level for A/B) = full scale input level –10 dB, IFBW = 10 Hz, 23 ± 5°C
Figure 1-2. Phase Dynamic Accuracy
Trace noise (A/R, B/R, A/B)
at 50 MHz, both inputs: full scale input level –10 dB, IFBW=300 Hz . . . . . . . . . . . . . . . . <0.04° rms (SPC)
Stability (A/R, B/R, A/B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < ±0.1 °/°C (SPC)
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