HP 435B Operating And Service Manual page 53

R
e
pl
acea
bl
e
P
a
r
ts
Mo
d
e
l
435 Β
6-2
Table 6-1 .
R
eference Designations an
d
Abb r eviations (1 of 2)
REFEREN CE D ESIG N ATIO N S
Α , . . . . . . . . . . asse mbly Ε . . . . . . . mi scella neo us
Ρ . . . e lectrica l con n ecto r U . . . integrated
c ircuit ;
AT . , attenu ator;
i
so lator;
electrical part (movab le
p
ortion) ;
" . microcircuit
te rmination
F . . . . . . . . . . . . . . fu se plug V . . . . . . .
e lectro n t ub e
Β , , . . . . . . . , f an ;
m
otor FL . . . . . . . . . . filter Q . . . . . .
t ransistor: SC R ; VR . . . . voltage reg ulato r;
BT . . . . . . . . . . . batte ry Η . . . . . . . . . . .
h
ardware
triode t hyristor
brea kd ow n d iode
C . . . . . . . . . . . capacitor
ΗΥ . . . . . . . . . circulator R . . . . . . . . . . . . resistor W . . . .
cable ; transmission
C P . . . . . . . . . . . co upler J . . .
e
lectri cal connector RT . . . . . . . . .
t he rmisto r
p
at h; wire
CR . . . . . . .
d i ode, di ode (stationary
p
ortion); 5 . . . . . . . . . . . .
switc h Χ . . . . . . . . . .
sock et
thyristor;
va r acto r
j
ac k
Τ . . . . . . . . . transf orme r Υ . . . .
c
rysta l unit (piezo-
DC . . .
directional co upler
TB . . . . . .
termin al
b
oard
electric or qu a rtz)
DL . . . . . . . . .
del ay lin e Κ . . . . . . . . . . . . .
r
elay
T
C . . . . . .
t hermoco uple Ζ . . . .
t
uned cavity ; tuned
D S . . . . . . .
a
nnunciator;
L . . . . . . . . coil ; in ductor ΤΡ . . . . . . . . . test point
ci rcuit
signaling
d
evice
Μ . . . . . . . . . . . . .
m
eter
(audible
o
r visual) ;
MP . . . . . . .
m
iscellaneous
l
amp ; LED
mechani cal part
A
BBREV IATIO N S
Α . . . . . . . . . . . .
a
m
p
e r e CO EF . . . . . . . coefficient EDP . . . . .
e
lectroni c
d
ata
ΙΝΤ . . . . . . . . . . intern al
ac . . . .
alternating curre n t COM . . . . . . . . . comm on processing
k
g . . . . . . . . . .
k
ilogram
ACCESS . . . . .
accesso ry CO MP . . . . . co mp ositio n EL ECT . . . . .
e
lectrolyt ic
kHz . . . . . . . . .
k
ilohertz
ADJ . . . . . . .
adjust men t CO MPL . . . . . . . co mplete
EN CA P . . . . e n ca ps ul ated
k
Ω . . . . . . . . . . .
k
il nhm
Α/D . . . .
a nal og-to- d igital
CO
NN . . . . . . . connecto r ΕΧΤ . . . . . . . . .
exte rnal kV . . . . . . . . . . .
k
ilovolt
AF . . . .
a u d i o fre
q
uency CP . . . . . . cadmium
p
late
F . . . . . . . . . . . . . farad lb . . . . . . . . . . . .
po und
AFC . . . . . . . .
a
uto matic CRT . . . cathode-ray tube
FET . . . . . . . field-e ff ect
LC . . . . . . . . inductance-
frequency
control
C
TL . . . . complementary
trans i sto r ca pacitance
AGC . . . . . auto matic gain transistor logic
F
/F . . . . . . . . .
f li p-flo p
LED . . light-emitting diode
control
C
W . . . . .
continuous wave
FH . . . . . . . .
. .
flat
h
ead LF . . . . . .
low frequency
AL . . . . . . . . .
a
luminum ew . . . . . . . . .
c
lockwise FIL Η . . . . .
fi llister head
LG . . . . . . . . . . . . . lo ng
ALC . . . . .
a
utomatic
l
evel
e m . . . . . . . . . ce nti m eter FM . . fr equ ency
m
odulatio n
LH . . . . . . . . . .
l
eft hand
control
D / Α . . . .
d
igital-to-analog FP . . . . . . . .
fr o n t p an e l
LIM . . . . . . . . . . . . limi t
AM . . .
a
mp lit ude
m
odula-
dB . . . . . . . . . . . decibe l FREQ . . . . . . . fr equency
LIN . .
l
inea r ta per (use d
tίοη dBm . . . .
deci bel referred
F
XD . . . . . . . . . . . fixed
. in parts list)
AMPL . . . . . . . .
a mpl ifier to 1 m
W
g . . . . . . . . . . . . .
g r a m lin . . . . . . . . . . . . linear
APC . . . .
a uto m atic p h ase
d
o . . . . . . .
d
irect current GE . . . . . . . .
german i um
LK WASH . . . lock was her
co ntrol
d eg . .
d
egree (temperatur e
GHz . . . . . . . . . giga he rt z
L O . . . low-, local oscillato r
ASSY . . . . . . . . asse mbly interval or
d
iffer- GL . . . . . . . . . . . . . glass
LOG . . . .
l ogarithm ic tape r
ΑUΧ . . . . . . . . .
a uxili ar y
ο
e
nce) GRD . . . . . . . groun d(ed)
(used in pa r ts list)
ανg . . . . . . . . . . . ave r age
. . .
. . . . . . degree (pla ne Η . . . . . . . . . . . . . henry
l
og . . . . . . . . logrίthm (ic)
A
W
G . . . .
American w ir e ο
a
ngle)
h . . . . . . . . . . . . . . h our LPF . . . . . low pass filte r
ga uge
C . . . . . .
d
eg ree Celsius ΗΕΤ . . . . . . .
heterody ne L
V . . . . . . . .
l
ow voltage
BAL . . . . . . . . . . balance
ο (centigrade) HEX . . . . . . . .
h
exagonal
m . . . . . .
m
eter (
d
istan ce)
BCD . . . . . .
b
in a r y co ded of . . . .
d
egree
F
ahrenh eit
HD . . . . . . . . . . . . . h ea d mA . . . . . . . . milliampere
deci m a l Κ . . . . . . . degree Kelvin HDW . . . . . . . .
h a r dwa re MAX . . . . . . . maximum
BD . . . . . . . . . . . .
b oar d DEPC . .
d
eposited carbon HF . . . . . .
h
ig h fr equency ΜΩ
. . . . . . . . .
mego hm
BE
C
U . . . . . .
be ryll ium DET . . . . . . . . . detector HG . . . . . . . . . .
m er cu ry MEG . . . .
m
eg (106) (used
coppe r d iem . . . . . . . . . diameter Hi
. . . . . . . . . . . . . hig h in
p
arts
l
ist)
BF O . . . . .
b
eat fre
q
ue n cy
D
IA . . .
d
iameter (used in
HP . . . . . Hew l ett- P acka r d
ΜΕΤ FL Μ . . . . metal fi l κn
oscillato r pa rts
l
ist)
ΗΡ F . . . . . high pass filter MET OX . . metallic oxide
ΒΗ . . . . . . . . binde r h ea d DIFF AM
P
L . . di ff erential HR . . . . . . . hour (used
i n MF . . .
m edium frequ e ncy ;
BKDN . . . . . .
b
reakdown
a
mplifier . pa rts list)
mίcrofarad (use d
i
n
BP . . . . . . . . . . bandpass
d ίν . . . . . . . . . . .
d
ivision H
V
. . . . . . . . hi gh voltage parts list)
B
P
F . . . . . ba nd
P
ass f ilte r DPDT . double-pole, Hz . . . . . . . . . . . .
Her t z MFR . . . . . .
m
anufacture r
BR S . . . . . . . . . . .
b
rass
do u
b
le-t hrow IC . . . .
i
ntegrated circuit
m g . . . . . . . . . milligram
B
W
O . . . . . backwa rd-wave
DR . . . . . . . . . . . . drive ID . . . . . .
i nsi de dia meter MHz . . . . . . . .
m
ega
h
ert z
oscillator
DSB . . . . do u
b
le sideband IF . . . . . . .
i
ntermediate
mH . . . . . . . . . millihen ry
CA L . . . . . . . . . cali
b
rate DTL . . . .
d io d e t r a nsistor freq uency m
h
o . . . . . . . . . . . . mh o
c εω . . co unter-cloc kwise logic
IMPG . . . . .
i mpreg n ated
MIN . . . . . . . .
m
inimum
C
ER . . . . . . . . . . ceramic
D
V
M . . .
d i gital volt meter
i
n . . . . . . . . . . . . . .
inch
min . . . . .
minute (time)
C ΗΑΝ . . . . . . . . .
c
hannel
E CL . . . .
e
mitte r co upled INCD . . . . .
i nca ndesce n t
. . . . . .
minute (p lane
cm . . .
. . ce nti m ete r
logic
INC L . . . . . . . include(s) angle)
C
M6 . . cabίnet
m o unt only EMF . . electromotive force ΙΝΡ
. . . . . . . . . . .
i
nput ΜΙΝΑΤ . . . . . . . miniature
COAX . . . . . . . . . coax ial
INS . . . . . . . .
insulation mm . . . . . . . .
m illi meter
ΝΟΤΕ
All abbreviations 1η
t he parts
l
ist will be 1η up per-case.