Table 4-13: Pulse Level Accuracy
1
1. Duty Cycle > 0.01%, relative to CW
Specifications
2500A Series Operation Manual, 34172 Revision C, March 2008
Table 4-14: Pulse Fidelity (typical)
Compression: <+5 nsec
Delay: <75 nsec
Input:
Sensitivity: TTL levels (polarity selectable)
Impedance: 50Ω
4.2.8 External ALC
Input Range:
Detector: -66 dBV to 6 dBV
Max Input: +10 volts
Accuracy:
+6 dBV to -40 dBV ±1 %
-40 dBV to -66 dBV ±2 %
Mode Availability:
CW
List
Pulse (5 usec. pulse width min, < 200 kHz)
Input Impedance: 1 Meg Ohm
Table 4-12: Rise/Fall Times
Frequency Rise/Fall Time
0.5 to 20 GHz < 10 nsec
> 20 to 40 GHz < 25 nsec
Pulse Width Accuracy of Setting (dB)
<100 nsec. Not specified
100 to 150 nsec. +2.5/-0.5
>150 to 250 nsec. +1.5/-0.5
>250 nsec +
0.5
Parameter 0.5 to 2 GHz 2 - 40 GHz
Overshoot and Ringing <15% <15%
Video Feed Through <5% <1%
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