Tektronix FG 504 User Manual

O p erati n g I n structions- F G 504 (S N8040000 & UP)
Ζ 6

S WEEP D
UR ATIO N : Selects d uration of frequency
sweeping ram p .
T R IG LEVEL : Selects level
on
S WEEP T R
IG
I N P
U
T
t h at starts sweep ram p .
MAN TRIG :
P rovi d es ma n ual
swee p waveform start
w h en presse d i n .
31
O FF SET : Pull and rotate to offset t he OU T PU T
waveform from 0 V at t he OU T PU T connector .
AM CA RR I ER A MPL IT U D E =2 : L am p lig h ts w h en
impe d ance at AM I NPU T <_10 k Ω .
33

(SINE W A VE) : B utton in selects sine wave out p ut .
(T R
IA
N
G
LE W A
VE) :
B
utton
in
selects
triangle
wave output .
35
(SQ U A RE W
A
VE) :
B utton in
selects sq uare wave
Ο
output .
En
glis h 2- 4
STO P FRE
D :
B utton in sto p s fre q uency sweep at
h ig hest (STO P ) fre q uency . B utton out sweep s
freque n cy from STA R T to STO P settings on FRE-
Q UEN CY dial
.
g1
L
OG S WP / L I
N
S WP :
B
utton in p rod uces
logarit h mic sweep . B utton out p roduces α li n ear
sweep .
T R IG S WP / FREE RUN : B utton i n causes sweep to
start wit h trigger . B utton out causes t he sweep
to
free ru n .
P O WER : Indicates w h en p ower is ap p lied to
F G 504 .
F I R ST TIME O PER ATIO N
T he
Co
n
trols and Co n nectors p ages give α d escri ption
of t he front p anel co n trols an d
connectors . T h efre q uency
determining co n trols are outline d in blue,
t
h
e trigger
functio n co n trols and in puts are outli n ed ί η green, an d t he
internal swee pfu n ction controls an d inputsare outlined in
orange on t he F G 504 fro n t panel .
Connectα 50 Ω bnc cable terminated in 50 Ω to t he
vertical
i nput
of an
oscilloscope . Set t h e oscillosco pe to :
V ertical

1 V /Div DC coupled
Horizontal time base

1 millisecon d /Div
A d j ust t he oscillosco pe to display at least five full
cycles of t h e si ne wave . Now alter nately pus h ί η t he sq uare
wave, sine wave, and t h e tria ngle wave buttons in t he
unmar k ed section an d observe t he d iffere n t waves h apes .
R otate t he ATT ENU ATO R and VA R controls to verify t h at
t he out p ut am p litude c h anges . R eturn t h em to t h e p reset
co n d itions . Pull out t he O FF S E T k nob and rotate it
.
N otice
t he c h ange in do level of t
h
e out
p
ut waveform
. R etur n t he
O FF SE T k nob to t h e i n position .
P ress t he s q uare wave button i
n .
R otate t he
R
IS E an d
F
A LL
TIME
switc h t h roug h its range . N ote t he ch ange of
sq uare wave sha p e . R eturn t he R IS Eand F A LL TIME
switc h to t he PRE SE T positio n . Pull t he SY MME T
R
Y k nob
to its out p ositio
n
and rotate
it t h roug h its range . Note t he
c h ange of waves h ape for t
h
e square wave, t
h
e
triangle
wave, and
t h
e si
n
e
wave with t he ap p rop riate buttons
p us h ed i n . R etur n t he SY MME TRY k nob to its in p ositio n .
W it h t he t hree buttons in t h e ora n ge section in t he out
p osition, switc h t he S WEEP D UR ATIO N switc h to 1 s .
N ote t h at t h e output frequency
c
h
anges from α low
fre quency to α h ig her frequency
o
n
ce α second
. P
ress t he
L OG S WP butto n in and note t h at t h efreque n cy c h an ge is
slow at first and t
h
en more rapi d . P ress t h e STO P FRE Q
butto n and note t h at t he sweep stops at t h
e
h ig h
est
fre quency of t h e sweep range . R otate t he STO P FRE Q
k nobon t h e main d ial i n t he bl ue seciton of t he panel . Note
REV ΜΑΥ 1981
For first time operation,
B lue section :
preset t he co n trols as follows :
FRE Q UEN CY H z
( M ain Dial) 10
STOP 40
MUL TI PL I ER 10 1
H O LD/ RUN RUN (out)
V A
R
F
ully
cw
Green sectio n :
FREE RUN In
Orange section :
S WEEP
D
UR ATIO
N
O FF
U nmar ked sectio n :
Sine W ave In
R IS Ean d F A LL TIME
FIX
E
D
ATT ENU ATO R -10
V A R F ully cw

Tektronix FG 504 Specifications

General

Brand	Tektronix
Model	FG 504
Category	Inverter
Language	English