Agilent Technologies 5517B

6-51
HP 551767C/D Replaceable Parts
REFERENCE DESIGNATIONS
A
- assembly
a.
■ delay Ins
<
-reaiy
T
3 iransformef
AT
> attenuator,
isolator
:s
» annuncalor
sgnakng device
L
*zoi inductor
TB
- terminal board
termination
(audible or v«uai,:
lamp; LED
M
3 metre
TC
3 r^hermocpupla
a
- Ian; motor
!
• miscellaneous
wtuncaJ pan
UP
3 nvcataneous
mecnancai part
TP
3 lest point
ST
- battery
=
■ fuss
9
3 Btectncal
connector rnovaole
U
3 integrated circuit;
mcroarcurt
c
■ capacitor
—_
m Miter
portion |; ptug
V
3 electron tube
CP
* couplsr
> hardware
0
- -ransistor SCR:
tncoe thynstor
VR
3 voftage regulator;
breakdown diode
CH
■ diode, diode
trtynstor
-V
> circulalor
R
3 resistor
W
- caMe; transmission
path; wire
varactor
-
» electrical
connecor
.Halonary
37
»ir-Brrtustor
X
3 socket
DC
■ directional
coupler
portion); acx
5
- switch
Y Z
3 crystal untt-piezo-
electnc 3 fumed
cavrtv; tuned circuit
ABBREVIATIONS
A
» ampere
HO
• head
NE
» neon
SPST
3 single-pole, single-
throw
ac
■ alternating
current
HOW
> hardware
NEG
3 .negative
ssa
= angle sideband
ACCE
SS
« accessory
hf
■ high frequency
nP
* nanofarad
SST
- seamless steel
A/0
- anaioo-lo-ciqrtal
HI
> high
M'O
» nc»mally open
so
3 square
AF
* audio frequency
hp
- Hewien-Pac<ara
MOM
3 rorneial
SWR
■ standing-wave ratio
AFC
■ automatic
frequency control
HPF
* high pass filer
3 -orriaJ
SYNC
- synchronize
AGC
- automatic gam
control
HH
* hour (used in
pans list)
NPN
>
negatrvesxis4rvew^
egairve
T
- timed (slow-blow
fuse)
al
- aluminum
hv
> high vottage
NPO
« i^egatrve-pc*s<ive
zero - rem
TA
3 tantalum
ALC
e automatic level
control
hi
* hertz
temperature
coemc*ertl
TC
> temperature
compensating
AM
- amplitude -
nodutaton
IC
■ integrated arcm
NRFR
* -a recommended
tor 'Seo
TO
3 time delay
AMR.
* amplifier
s
«inside diameter
•eotacemer*
TEAM
3 terminal
APC
■ automate phase
control
iF
■ intermeoiaie
frequency
ns
- -anosecond
TFT
3 trun-film transistor
assy
-assembly
IMPG
=> impregnaied
,»4sa
> not separately
reptaceaote
TGi.
-toggte
AUX
* auxiliary
n
> inch
nW
3 nanowatt
THO
3 thread
AVG
■ average
.nrCO
> incandescent
oeo
■ order by desencx-
on
THRU
■ through
awg
■ American wire
gage
INCL
- includes)
00
- ousjoe diameter
Tl
- isanium
BAL
- balance
INP
3 input
OH
> ovaj head
TOL
3 tolerance
BCD
• binary coded
decimal
INS
> insulation
OP
4mpl
• operational
amplifier
TRIM
■ tnmmer
bd
- board
INT
■ interna.
OPT
3 apron
TSTR
= transistor
be CU
- beryllium cooper
'V
* kilogram
osc
* a9C*alor
TTL
- transistor-transistor
logic
BFO
■ beat frequency
oscillator
kHz
■ Mohattl
ox
« code
TV
3 television
bh
■ binder head
•Q
«= kilohm
02
= ounce
TVI
- televLson
interference
Table 6-1. Reference Designations and
Abbreviations