Tektronix 2235 - Page 12

Ge n e r al I n fo r m ation-2235 ΑΝ / US M -488 O p
e
r
ators
Β TR IGG ER (I n te rn al)
VA RH O L DO FF Control
T r igge r V iew System
Deflectio n F acto r
I n ternal
E xternal
AC an d DC
Accuracy
Swee p R ate
DC-10
Cali b rate d
R
ange
C ha r acte r istics
Delay Differe nce B etween ΕΧΤ I NPU T and E it h er
V ertical C hann el
Ta b le 1-1
(cont)
TR IGG ER SYST EM (cont)
Swee p
L i n
ea
r
ity

I

± 5%
.
Same as ve r tical .
100 m V p er divisio n .
1 V per division .
+20% .
Less t han 2 .0 n s
H O R IZO N TA L D EFLE CTIO N SYST EM
Α
Swee p 0 .5 s per d ivision to 0 .05 As perd ivision in α 1-2-5 sequence .

X10
~
magnifier exten d s maximum swee p s p eed to 5 n s p er division .
Β Swee p 50 ms perd ivision to 0 .05 As per d ivision in α 1-2-5 seq uence .

X10
~
mag n ifie r exte nds maximum swee p s pee d to 5 n s p e r d ivisio n .
Acc u racy

U nmagnifie d M ag n ifie d
+10°C to +35°C

±2%

±3%
0°C to +50°C

±3°/ α

±4°/ ο
P OSITIO N Control R ange

Start of sweep to 10t h division will p osition p ast t h e cente r ve r tical
graticule line i n Χ 1 o r 100t h division in Χ 10 .
V
ariable
Control R
ange

Co
n
ti
n
uously
varia
b le betwee
n
calib
r
ated setti ngs . R educes t h eΑ
~
and Β swee p s p eeds b y at least α factor of 2 .5 .
Sweep L engt h

I Greate
r t h
an 10
divisio n
s .
Α / Β S WP S EP Ra nge

I ±3 .5 d ivisions or greater
.
Pe r formance R e qu irements
Can be set to any p oi n t of t he trace t h at can be d isplaye d .
I nc r eases Α Swee p h oldoff time by at least α factor of 10 .
Delay
Time

Ι A pp lies to 0 .5 As p e r divisio n and slower .
Dial Control R
a
n
ge

1 <0 .5 +300 n s to >10 d ivisio ns .
J itter

O n e p art or less i n 20,000 (0 .005%) of t he maximum available
~
d elay time .
Differential Time M easurement Acc u racy
+15°C to +35°C

±1% +0 .01 ma j or d ial d ivision
.
0°C to +50°C

±2%
+0 .01 ma j or dial
divisio n .
REV NOV 1985