HP 203A - Page 11

Section Ш Model 203 А
Figure 3-1
таманы РЕА
FUNCTION GCRERATOR
MGOUL 241A
1.
Push
ON/OFF
power
switch.
11.
REFERENCE
PHASE
channelsquare
wave
С
AMPLITUDE
control,
provides
continuously
2.
Pilot
light
and
calibration
indicator.
adjustable
attenuation
of
up
to
40
db.
3.
Not
Assigned.
12.
REFERENCE
PHASE
channel
square
wave
output
terminals,
provide
а
nominal30
volts
peak-
4.
FREQUENCY
selector
dial,
indicates
срз
to-peak
from
a
600
ohm
source
impedance,
times the FREQUENCY MULTIPLIER switch
setting,
13. PHASE LAG control, provides continuously
adjustable phase lag from 07 through 360° of the
variable phase channel with respect to the refer-
ence phase channel.
9. Vernier, provides fine frequency adjustment.
6. FREQUENCY MULTIPLIER, selects frequency
range
andin
the
CAL
position
sets
up
the
203A
for
14.
VARIABLE
PHASE
channel
sine
wave
frequency
dial
calibration
(see
paragraph
3-
7
).
AMPLITUDE
control
provides
continuously
|
adjustable
attenuation
of
up
to
40
db.
7. CAL ADJ, adjust frequency dial calibration
(see
paragraph
3-7).
15.
VARIABLE
PHASE
channel
sine
wave
out-
‚ put terminals, provide a nominal 30 volts peak.
to-peak from a 600 ohm source impedance.
8. REFERENCE PHASE channel sine wave
AMPLITUDE
control,
provides
continuous
adjust-
16.
VARIABLE
PHASE
channel
square
wave
able
attenuation
of
up
to
40
db.
‘AMPLITUDE
control,
provides
continuously
adjustable
attenuation
of
up
to
40
db.
9. REFERENCE PHASE channel sine wave output
terminals, provide а nominal30 volts peak-to-peak
from
а
600
ohm
source
impedance.
17.
VARIABLE
PHASE
channel
square
wave
.
|
output
terminals,
providea
nominal30
volts
peak-
10.
Earth
Ground.
"Me
to-peak
froma
600
ohm
source
impedance.
Мы.
Figure 3-1. Front Panel Description
3-2 01760-2