HP 8447D - Page 37

DRAFT 35
Operation and Service Manual
Parts and Service
Table 6 Abbreviations
A
AFC
AMPL
BFO
BECU
BH
BP
BRS
BWO
= amperes
= automatic frequency
control
= amplifier
= beat freq oscillator
= beryllium copper
= binder head
= bandpass
= brass
= backward wave
oscillator
CCW
CER
CMO
COEF
COM
COMP
COMPL
CONN
CP
CRT
CW
= counterclockwise
= ceramic
= cabinet mount only
= coefficient
= common
= composition
= complete
= connector
= cadmium plate
= cathode-ray-tube
= clockwise
DEPC
DR
ELECT
ENCAP
EXT
F
FH
FILH
FXD
= deposited carbon
= drive
= electrolytic
= encapsulated
= external
= farads
= flat head
= Fillister head
= fixed
G
GE
GL
GRD
H
HDW
DEX
HG
HR
Hz
IF
= giga (10
9
)
= germanium
= glass
= ground(ed)
= henries
= hardware
= hexagonal
= mercury
= hour(s)
= Hertz
= intermediate freq
IMPG
INCD
INCL
INS
INT
K
LH
LIN
LKWASH
LOG
LPF
= impregnated
= incandescent
= include(s)
= insulation(ed)
= internal
= kilo (1000)
= left hand
= linear taper
= lock washer
= logarithmic taper
= low pass filter
M
MEG
METFLM
METOX
MFR
MHz
MINAT
MOM
MOS
MTG
MY
= milli (10
-3
)
= meg (10
6
)
= metal film
= metallic oxide
= manufacturer
= mega Hertz
= miniature
= momentary
= metalized substrate
= mounting
= mylar
N
N/C
NE
NIPL
N/O
NOM
NPO
NPN
NRFR
NSR
= nano (10
-9
)
= normally closed
= neon
= nickel plate
= normally open
= nominal
= negative positive zero
(zero temp coefficient)
= negative-positive-neg
= not recommended for
field replacement
= not separately
replaceable
OBD
OH
OX
P
PC
PF
PHBRZ
PHL
PIV
PNP
P/O
POLY
= order by description
= oval head
= oxide
= peak
= printed circuit
= picofarads (10
-12
F)
= phosphor bronze
= Phillips
= peak inverse voltage
= positive-negative-pos
= part of
= polystrene
PORC
POS
POTZ
PP
PT
PWV
RECT
RF
RH
RMO
RMS
RWV
= porcelain
= position(s)
= potentiometer
= peak-to-peak
= point
= peak working voltage
= rectifier
= radio frequency
= round head, right
hand
= rack mount only
= root-mean square
= reverse working volt