Service
Table 8-1. Schematic Notes
Model 182C
<0*
p/0
cw
NC
V
Refer
to
MIL*STO-1&-1A for schematic
symbols not listed
in this table.
Etched circuit board
Front'panei marking
Reer-panel
marking
Front'panel
control
Screwdriver adjustment
Part of
Clockwise
end of vark
able
resistor
No
connection
Waveform test
point
(with number)
Common
electrical point
(whh letter) not
necessarily
ground
Single>pin connector
on board
Pin of
a
plug-in board
(with letter or
number)
Coaxial cable
connected
to snapKin jack
Coaxial cable connected
directly to board
Wire connected to
pressure>fit
socket
on board
Main
signal path
0
0
I
-«v''
(925)
Field-effect
transistor
(P*type base)
Field-effect transistor
(N-type base)
Breakdown diode
(voltage regulator)
Tunnel diode
=
Step-recovery diode
Circuits
or
components
drawn
with dashed
lines (phantom) show
function only and are rx>t intended
to
be complete. The
circuit or
component is shown in detail on
another schematic.
Wire colors are given by
numbers in parentheses
using the resistor color code
[
(925)
is wht-red-grn
|.
0-
Black
5
-Green
1
•
Brown 6
•
Blue
2
Red 7 Violet
3
-
Orange
8
•
Gray
4
-Yellow
9
-White
Switch wafers are identified
as follows:
IP IR
3F 5R IF.
IR
2F ZR
=
Optimum value selected
at
factory,
typical
value shown; part may
have
been omitted.
Primary feedback
path
Secondary feedback
path
Unless
otherwise indicated:
resistance in ohms
capacitance in picofarads
inductance in microhenries
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