Tektronix 7704A - Page 225

T he voltages and wavefo r ms shown on t
h
is
d iagram we re ob tai n ed wit h t h e test set- up s a nd equi p me
n t give nb elow . T h ese meas u reme n ts are
not absol u te and may vary b etween i n str um ents .
7704 Α Un der Test : Am
p lifier unit i n stalled i n LEF T VER
T
com
p artme n t . No sig n al a pp lie d for voltage meas
u reme n ts . F o r wavefor m s, t he
7704 Α Cali b rator sig
n
al is
ap p lie d to t he am p lifier un it to
ob tain α fo u r- d ivisio nd isplay . Α ti m e- b ase un it is installe
d
in
t h e Β H OR IZ
com p artme nt . T
he time- b ase is set fo r a uto trigge r ing at α 0 .1-ms/divisio
n sweep rate .
Fr on t- P a n el Co
n
trols
Kn ob-ty p
e controls

M i d ra nge
VER TICA L M OD E

LEF T
Α
A N D Β T R IGG ER SO UR C E

VER T M OD E
H
O
R IZO N TA L M OD E

Β
VO L TAG E A N D W AVEFO RM CON DITIONS
R ecommen d ed Test Eq ui p ment
Test Set-Up
Test Equ i pm e n t : V olt m eter commo n is co
nn ecte d to 7704 Α c h assis gro und . Test
oscilloscope is exte rn ally t r iggere d f r om 7704A +GATE OUT
co
nn ecto r .
Item
Specifications
E xam p les of A p plicable
Test E quipment
Test oscillosco p e
F re qu ency res p onse, d o to 65 MHz ; d eflectio
n α . Te k tro n ix 7603 Oscilloscope wit
h 7 Α
13
factor
(wit h 10 Χ pr o be), 100 mV to 10
V /divi- Differential Comparator, 71350 Ti m e B ase, a nd
sion
; swee p r ate, 500 μ s/ d ivisio n . Ρ 6053 Α Pr o
b e, o r equivalent .
(7
Α 13 Diffe r -
ential Com p a
r
ator
u
se
d to ob tai n do offset)
.
b .
U
se
ite m
(
α
)
a b ove wit h 7A 15A Amplifier i n
p lace of 7A 13 .
Dc volt m ete r (non-loading
d igital Input impe d a n ce, 10 mego hm s ;
r
a
n ge,
0
to α . Te k tronix 71313 Digital Mu
ltimeter (test
m u ltimeter)
200 V d c .
oscillosco pe m u st h ave r ea do ut syste
m
),
o r
e qu ivale n t .
b . F airc
h ild M
o
d el 7050 .