Model
141A
Section
VI
Paragraphs
6-1
to
6-7
SECTION
VI
6-1.
INTRODUCTION.
6-4.
ORDERING
INFORMATION.
6-2.
This section contains information for ordering
6-5.
To
order a replacement part from the Hewlett-
replaceable parts for the instrument. Table 6-2
lists
Packard Company, address the order or inquiryto
the parts in alpha-numerical order of their reference
the nearest
Hewlett-PackardSales/Service
Office
(list
designations andprovides the following information for
in
rear
of
manual) andsupply the following information:
each item:
a.
hp
Part
Number
of
item(s).
b. Model number and eight-digit
serial
number of
a.
hp
Part
Number.
b. Total quantity (TQ) used in instrument; given
only first time a part number
is
listed.
instrument.
c* Description
Of
part;
see
6-1
for
list
Of
6-6.
To order
a
part not listed
in
the table, provide
the following information:
reference designators and abbreviations.
d. Typical manufacturer of part in afive-digit code,
except for Hewlett-Packard Company;
see
code list of
manufacturers, Table 6-3, for name. instrument.
a. Model number and eight-digit
serial
number of
b. Description of part includingfunction andlocation.
e.
Manufacturer's part number.
6-3. Parts not identified by a reference designation
are
listed at the endof Table 6-2, under miscellaneous.
Cabinet parts andthe rack-mountingkit for the instru-
ment
are
shown in Figure
6-1
and are identified by
part number. from the table.
6-7.
To
order a part from
a
manufacturer other than
the Hewlett-Packard Company, provide the complete
part description and the manufacturer's part number
Table 6-1. List
of
Reference Designators and Abbreviations
r
REFERENCE DESIGNATORS
1
A
=
assembly
B
=
motor
C
=
capacitor
CP
=
coupling
CR
=
diode
DL
=
delay line
DS
=
device signaling (lamp)
A
=
amperes
A.F.C
=
automatic frequency control
AMPL
=
amplifier
B.
F.
0.
=
beat frequency oscillator
BE CU
=
beryllium copper
BH
=
binder head
BP
=
bandpass
BRS
=
brass
BWO
=
backward wave oscillator
ccw
CER
CMO
COEF
COM
COMP
corn
CP
CRT
cw
counteFclockwise
ceramic
cabinet mount only
coefficient
common
composition
connector
cadmium plate
cathode-ray tube
clockwise
DEPC
=
deposited carbon
DR
=
drive
ELECT
=
electrolytic
ENCAP
=
encapsulated
EXT
=
external
F
=
farads
FH
=
flat head
FIL H
=
fillister head
FXD
=
fixed
01194-10
02567-1
E
=
misc electronic part MP
=
mechanical part
FL
=
filter
Q
=
transistor
J
=
jack R
=
resistor
K
=
relay
RT
=
thermistor
L
=
inductor
S
=
switch
M
=
meter
T
=
transformer
F
=
fuse
P
=
plug
ABBREVIATIONS
GE
=
germanium
GL
=
glass
GRD
=
ground(ed)
H
=
henries
HEX
=
hexagonal
HG
=
mercury
HR
=
hour(s)
IF
=
intermediate freq
IMPG
=
impregnated
WCD
=
incandescent
INCL
=
include(s)
INS
=
insulation(ed)
INT
=
internal
K
=
kilo
=
1000
LIN
=
linear taper
LK
WASH
=
lock washer
LOG
=
logarithmic
taper
LPF
=
low
pass
filter
M
=
milli
=
10-9
MEG
=
meg= 106
METFLM
=
metal film
MFR
=
manufacturer
MINAT
=
miniature
MOM
=
momentary
MTG
=
mounting
MY
=
"mylar"
N
=
nano
(10-0)
N/C
=
normally closed
NE
=
neon
NI
PL
=
nickel plate
N/O
=
normally open
NPO
=
negative positive
zero
(zero temperature
coefficient)
field replacement
replaceable
NRFR
=
not recommended
for
NSR
=
not separately
OBD
=
order
by
description
OH
=
ovalhead
OX
=
oade
P
PC
=
PF
=
PA BRZ
=
PHL
=
PIV
=
P/O
=
POLY
=
PORC
=
Pos
=
POT
=
PP
=
PT
=
RECT
=
RF
=
RH
=
- -
Peak
printed
circuit
picofarads
=
10-12
farads
phosphor bronze
Phillips
peak inverse voltage
part
of
polystyrene
porcelain
positionb)
potentiometer
peak-to-peak
point
rectifier
radio frequency
round head
TB
=
terminalboard
TP
=
test point
V
=
vacuum tube, neon
W
=
cable
X
=
socket
Y
=
crystal
bulb, photocell, etc.
RMO
=
rack mount only
RMS
=
root-mean-square
S-B
=
Slow-blow
SCR
=
screw
SE
=
selenium
SECT
=
section(s)
SCMICON
=
semiconductor
SI
=
silicon
SIL
=
silver
SL
=
slide
SPL
=
special
SST
=
stainless
steel
SR
=
split ring
STL
=
steel
TA
=tantalum
TD
=
timedelay
TGL
=
toggle
TI
=
titanium
TOL
=
tolerance
TRIM
=
trimmer
TWT
=
traveling wave
tube
u
=
micro=
10-6
VAR
.=
variable
VDCW
=
dc working volts
w/
=
with
W
=
watts
WW
=
wirewound
W/O
=
without
6-1
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