Between the 50 nsec and 2 psec/div range of time base settings, the
user may select the RIS acquisition mode by pressing the INTERLEAVED
SAMPLING button (37).
Single Shot
For time base settings from 50 nsec to 200 msec/div the 9400A records
the waveform in a single acquisition. Sampling rates up to
i00 megasamples/sec are possible in the Single Shot mode.
Roll
From 500 msec to I00 sec/div, the 9400A samples continuously. Each
digitized point updates the display, resulting in a trace moving from
right to left similar to that produced by a strip-chart recorder.
TIME BASE
SAMPLING RATE
TIME/POINT
DISPLAYED RECORD
LENGTH (Points)*
(TIME/DIV)
RIS SS RIS SS
2.0 nsec
200 psec I00
5.0 nsec
200 psec 250 ---
i0.0 nsec 200 psec
500
20.0 nsec 200 psec
I000
50.0 nsec
200 psec I0.0 nsec 2500 50
0.I ~sec
200 psec I0.0 nsec 5000 I00
0.2 ~sec
200 psec i0.0 nsec 10000 200
0.5 psec 200 psec i0.0 nsec 24000 500
1.0 psec 400 psec I0.0 nsec 24800 i000
2.0 ~sec
800 psec I0.0 nsec 25000 2000
5.0 psec I0.0 nsec 5000
I0.0 psec i0.0 nsec i0000
20.0 psec I0.0 nsec 20000
50.0 Bsec
20.0 nsec 25000
0.i msec
40.0 nsec
25000
0.2 msec 80.0 nsec
25000
0.5 msec
0.2 psec 25000
1.0 msec
0.4 psec
25000
2.0 msec 0.8 ~sec
25000
5.0 msec
2.0 psec
25000
I0.0 msec
4.0 Hsec 25000
20.0 msec
8.0 psec
25000
50.0 msec 20.0 ~sec
25000
0.I sec
40.0 psec
25000
0.2 sec 80.0 ~sec
25000
5-5
Manual Operation