Hear
Panel
Features
~3.
CORD
WR,\PPERS-
Holds
AC
line cord.
~~.
STORAGE
CO:\IPARnIE""T
- Holds probes
and
small
accessories.
~5.
Z AXIS
1~I'UT
JACK
- Signal applied to modulate inten·
sit)' of CRT
trace:
+5
"olls blanks trace.
-tG.
ACCESSORY
J,\CK
- Supplies
12·15
VOC
at
100
rnA
to
power
accessories such
as
the
PR4i
600 :\IHz Prescaler.
-tl.
111GB
,'OLTAGE FUSE - Protects
low
vohage supply in
case
troubles dcvelop
in
high
"oltage
supply. Rcplace
onh"
with
,~
amp. slc-blo, type :It\G fuse. .
-ts.
AC
Ui\'E
Fl:SE
-
Protects
against possible fire haz.ard.in
case
of internal troubles. Replace
onl~'
with 1 amp. slc-blo. t.rpc
3AG [usc.
-t9.
AC
POWEH CORO.
Supplied
Accessories
50.
\'ECTOR GRATICUI.E - Marked with phase angles for
analyzingcoloroutputs of n
'
receiver.
51.
GROU:\D LEAn.
52.
39GI83
LOW
CAPACITY PROBES - 2 supplied for direct
readingson
CRT
or
digital readout. Includesspecial isolated
DC
lead
to
connect to
DeV
IN
jacks
(II
and
18)
to
bypass
l~'PUT
COUPLING sv.itches
(9and
15).
53. 39GI5i DC\' PROBE - Allows
DC
voltages to be
measured
when39GI83 probes
(51)
not used.
Optional
Accessories
5-t.
PC22' Protecth'e
CO\'er-
Protects front panel for portable
applications.
55.
PL207
RF
PICKUP
LOOP
~
Used for inducth'e pickup of
signals
in
high impedance
or
high voltage circuits when peak·to-
peak voltage is not important. Shows waveshape, frequency. and
time relationships.
56.
DP226
1;1
DIRECT PROBE
~
Provides
dirl?'Ct
input
for
measuring signals
in
the
5
to
50
millivolt range
to
15 MHz.
5i.
39081A
250
MHz
DEMODULATOR PROBE - Sho
....
s
AM
modulation en\'elope for general troubleshooting of
A:\l
systems
to
250 MHz.
Fig. 1B - Rear panel reatures.
,
8
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