Fluke 5500A, Service Manual

Page: 136 / 296

5500A
Service Manual
6-10
6-9. Pulse Generator Specifications
Table 6-6. Pulse Generator Specifications
Pulse Generator Characteristics Positive pulse into 50
Ω
Typical rise/fall times <1.5 ns
Available Amplitudes 2.5 V, 1 V, 250 mV, 100 mV, 25 mV, 10 mV
Pulse Width
Range 4 ns to 500 ns [1]
Uncertainty [2] 5%
±
2 ns
Pulse Period
Range 20 ms to 200 ns (50 Hz to 5 MHz)
Resolution 4 or 5 digits depending upon frequency and
width
1-Year Absolute Uncertainty at Cardinal
Points, tcal
±
5
°
C
±
2.5 ppm
[1] Pulse width not to exceed 40% of period.
[2] Pulse width uncertainties for periods below 2
µ
s are not specified.
6-10. Trigger Signal Specifications (Pulse Function)
Table 6-7. Trigger Signal Specifications (Pulse Function)
Time Marker
Period
Division Ratio [1]
Amplitude into 50
Ω
(p-p) Typical Rise Time
20 ms to 150 ns off/1/10/100
≥
1 V
≤
2 ns
6-11. Trigger Signal Specifications (Time Marker Function)
Table 6-8. Trigger Signal Specifications (Time Marker Function)
Pulse Period Division Ratio [1] Amplitude into 50
Ω
(p-p)
Typical Rise Time
5 s to 750 ns off/1
≥
1 V
≤
2 ns
34.9 ms to
7.5 ns off/10
≥
1 V
≤
2 ns
34.9 ms to 2 ns off/100
≥
1 V
≤
2 ns