HP 436A - Page 83

Replaceable Parts
6-2
A
•....••••..
assembly
AT
. .
attenuator;
isolator;
termination
B . .
• •
.
. . . • •
fan;
motor
BT .
•
. . . .
•
.
. _ •
battery
c . . . . . . . . . . .
capacitor
CP
.•.........
coupler
CR
...
_
.
.
•
diode;
diode
thyrlstor;
varactor
DC
• •
.
directional
coupler
DL
• • • •
.
. . . .
delay
line
DS . . . .
•
.
•
annunciator;
sienaling
device
(audible
or
visual);
lamp;
LED
A
.•.••.••....
ampere
ac . . . .
alternatin&
current
ACCESS
• •
. • .
·accessory
ADJ
•
.
. . • • •
adjUstment
A/D
• •
. • analo11-to-di11ital
AF
. . . • •
audio
frequency
AFC
. .
• • • • •
.
.
automatic
frequency
control
AGC
.....
automatic
gain
control
AL
.
•
.
.
•
.
• • •
aluminum
ALC
. . .
• •
automatic
level
control
AM
• •
.
amplitude
modula-
tion
AMPL
. . . . . . . .
amplifier
APC
• •
.
.
automatic
phase
control
ASSY
....•••.
assembly
AUX
•
.
. . . . . . .
auxiliary
avg . . . . • • • • • . . average
A WG
...
_
American
wire
!la-U&e
BAL
. . . . . . . . . .
balance
BCD . . . . . .
binary
coded
decimal
BD
.......••...
board
BE
CU
•
.
•
.
. .
beryllium
copper
BFO
•.
_ . .
beat
frequency
oscillator
BH . . . . . . •
.
binder
head
BKDN .
_
.
.
•
.
breakdown
BP . .
•
.
•
..
_
.
.
bandpass
BPF
. . . . .
bandpass
filter
BRS
.
. .
_
.
. .
_
. . .
brass
BWO
•
.
. . .
backward-wave
oscillator
CAL
.•..
_ . . . .
calibrate
ccw
counter-clockwise
CER
. . . . .
•
. . . .
ceramic
CHAN
......
_
.
_
ch.annel
cm
. .
•
.
. . . . .
centimeter
CM.O
..
cabinet
mount
only
COAX
•
.
. . . . . . .
coaxial
Table
6-1.
Reference
Designations
and
Abbreviations
(1
of
2)
REFERENCE DESIGNATIONS
E . . •
. . . •
.
miscellaneous
electrical
part
F
.•••..........
fuse
FL
. . . .
• .
. . . .
_ .
filter
H
.......•..•
hardware
HY
.
•
. . . . . . .
circulator
J . . .
electrical
connector
(stationary
portion);
iack
K . . • • . • . . . . . . .
relay
L .
• .
. . . . .
coil:
inductor
M
•••••.•.•....
meter
MP . . .
•
.
. .
miscellaneous
mechanical
part
P . . .
electrical
connector
(movable
portion);
plug
Q
...•..
transistor:
SCR;
triode
thyristor
R
...•.....•••
resistor
RT
.
•
.
. .
•
.
. .
thermistor
S •
.
. . . . . .
•
. . •
switch
T . . . • •
.
•
.
.
transformer
TB
. . . . . .
terminal
board
TC
thermocouple
TP
. .
• •
.
•
.
•
.
test
point
ABBREVIATIONS
COEF
• • . . . . .
coefficient
COM
..•......
common
COMP
• •
.
. .
composition
COMPL
. .
•
.
. . .
complete
CONN
. .
• • •
.
.
connector
CP
. . .
• • •
cadmium
plate
CRT
cathode-ray
tube
CTL
. . .
•
complementary
transistor
loaic
CW . . .
•
.
continuous
wave
cw
. . . . . . . . .
clockwise
cm
• . .
•
.
. . . .
centimeter
D/A
•
.
. .
digital-to-analog
dB
..•..••...•
decibel
dBm
. .
• •
decibel
referred
to
1
mW
de
.
•
.
•
. . .
direct
current
deg
degree
(temperature
interval
or
differ-
oc
0
ence)
. . . . .
degree
(plane
angle)
degree
Celsius
0
(centigrade)
0
F
..
degree
Fahrenheit
K . .
• • .
degree
KeMn
DEPC
deposited
carbon
DET
. . . . . . .
•
.
detector
diam
•........
diameter
DIA
diameter
(used
in
parts
list)
DIFF
AMPL
. .
differential
amplifier
div . . . . . . . . . . .
division
DPDT
•
.
.
•
.
double-pole,
double-throw
DR
• . . . . . . . . . . . drive
DSB . . .
double
sideband
DTL
.
diode
transistor
logic
DVM
. . .
digital
volt111eter
ECL
. . . .
emitter
coupled
logic
EMF
. .
electromotive
force
NOTE
EDP
. .
•
. •
electronic
data
processing
ELECT
• . . . .
electrolytic
ENCAP
. . . .
encapsulated
EXT
. . . . . . . . .
external
F . . . . •
. • • •
.
. . .
farad
FET
.
• •
.
. .
•
field-effect
transistor
F
/F
• . . . .
•
. . .
flip-flop
FH
. . . . .
• • •
.
.
flat
head
FIL
H . . . . .
fillister
head
FM
. .
frequency
modulation
FP
• . . . .
•
.
•
front
panel
FREQ
. . . . .
• •
frequency
FXD
. . . .
• .
.
• •
.
.
fixed
g . . .
• •
.
• •
.
. .
• •
gram
GE
. .
•
.
. . . .
germanium
GHz
. .
•
.
. . . .
•
gigahertz
GL
...•..•••....
glass
GRD
..•
_ • • .
ground(ed)
H
.......•.....
henry
h
.•............
hour
HET
•
.
.
•
.
•
.
heterodyne
HEX
. . . . . . . .
hexagonal
HD
•......•...•.
head
HDW
......•.
hardware
HF
.....
_
high
frequency
HG
.•......•.
mercury
HI
...
-
...••....
high
HP
.
_
•..
Hewlett-Packard
HPF
_ . . . .
high
pass
filter
HR
. . . . . . .
hour
(used
in
Parts list)
HV
• . . . . . . .
high
voltage
Hz
..•.........
Hertz
IC
. . . .
integrated
circuit
ID
......
inside
diameter
IF
intermediate
frequency
!MPG
impregnated
in
.
_
............
inch
INCD
. . . . .
incandescent
INCL
. . . .
•
.
.
include(s)
INP
...........
input
INS
.
. . . . . . .
insulation
All
abbreviations
in
the
parts
list
will
be
in
upper-case.
Model 436A
U . . . . .
integrated
circuit;
microcircuit
V .
•
. . . .
•
.
electron
tube
VR
. . . .
voltage
regulator;
breakdown
diode
W •
.
. .
cable;
transmission
path;
wire
X
•
.
. . . . . . . . . .
socket
Y
.
. . .
crystal
unit
(piezo-
electric
or
quartz)
Z . . .
•
tuned
cavity;
tuned
circuit
INT
. . . .
• •
.
. • .
internal
kg
. . . . . . . . . .
kilogram
kHz
. . . . . . .
• •
kilohertz
kn
......•...•
kilohm
kV
. . . . . . . . . . .
kilovolt
lb
....•......
_
pound
LC . . . . . . . .
ind..ictance-
capacitance
LED
. _
light-emitting
diode
LF
. . .
•
.
•
low
fr~quency
LG
...•.....
_
.•.
long
LH
. . . .
•
.
. . . .
left
hand
LIM
.••....•....
limit
LIN
. . .
linear
taper
(used
in
parts
list)
lin
. . . .
• • .
. . . . .
linear
LK
WASH
. . .
lock
washer
LO
. . .
low:
local
oscillator
LOG
....
loearithmic
taper
(used
in
parts
list)
log
•
. . . . . . .
logrithm(ic)
LPF
. . . .
•
low
pass
filter
L
V
...
_ . . . . low
voltage
m
......
meter
(distance)
mA
........
milliampere
MAX
.
•
. . . . .
maximum
Mn
...•.....
megohm
MEG . . . .
mei;
(106)
(used
in
parts
list)
MET
FLM
. . . .
metal
filrn
MET
OX
. .
metallic
oxide
MF
. . .
medium
frequency;
microfarad
(used
in
parts
list)
MFR
. _
...
_
manufacturer
mg
....•....
milligram
MHz . . . . . . . .
megahertz
mH
. . . . . .
•
. .
millihenry
mho
............
mho
MIN . . . . . . . .
minimum
min
minute
(time)
minute
(plane
angle)
MIN
AT
.......
miniature
·mm
.
. . . . . . .
millimeter
-.
•
•