Tektronix 2247A

toy
v
a
CH 1 VOLTS/DIV
CH 2 VOLTS/DIV
CH 3/CH 4 VOLTS/DIV
CH 1/CH 2 VAR VOLTS/DIV
CH 1 POSITION
CH 2 POSITION
CH 3 POSITION
CH 4 POSITION
HORIZONTAL
MODE
X10 MAG
POSITION
A SEC/DIV
B SEC/DIV
SEC/DIV VAR
TRACE SEP
TRIGGER
HOLDOFF
A LEVEL
B LEVEL
A SLOPE
B SLOPE
A/B SELECT
A MODE
A SOURCE
A COUPLING
B MODE
B SOURCE
B COUPLING
2247A Operators
Appendix C
50 mV*
10 mv*
-1V*
Callbrated (UNCAL off)
Ground level at 3rd
graticule line below
center screen
Ground level at 1st
graticule line
below center screen
Ground level at ist
graticule line
above center screen
Ground level at 3rd
graticule line
above center screen
ALT
Off
Mid range
.2ms
20 ps
Calibrated (UNCAL off)
Set so that B sweep
trace is about 1.5
divisions below the
center graticule line.
MIN
Set at a level that will force
an autolevel acquisition with
almost any Input signal.
Same as A LEVEL
Ss
a
A
AUTO LEVEL
CH 1
DC
RUNS AFTER
CH1
DC
“Multiply
scale
factor
by
10
when
10X
probe
attached.
C-11