Table of Contents
Advertisement
4 -4
PRELIMINARY SETTINGS OF THE CONTROLS
4.2.
Start this check procedure with NO input signals connected, ALL pushbuttons released and ALL switches
-
in the CAL position.
- Depress the controls as indicated in figure 4.1.
4.3.
RECOMMENDED TEST EQUIPMENT
Type of instrument
Function generator
Constant amplitude
sine-wave generator
Square-wave calibration
generator
Time-marker generator
TV pattern generator
Variable mains transformer
DC power supply
Moving-iron meter
Dummy probe 2
1
:
Cables, T-piece, terminations,
20dB attenuator for the
generators
Required specification
...
Freq: 1 Hz
Si ne-wave/Sq ua re-wave
...
Ampl.: 0
...
DC offset 0
5V
<
Rise-time
30ns
Duty cycle 50%
...
Freq: 1 OOkHz
Constant ampl. of 120mVpp and
...
Freq: 10Hz
...
Ampl.: 50mV
<
Rise-time
1 ns
Duty cycle 50%
...
Repetition rate: 0.5s
Must have video output
Well insulated output voltage
...
90
Adjustable output:
...
20
32V
Current: 1,8A
1 M a
0.1 % //25pF
General Radio types for fast rise-time
square-wave and high freq. sine-wave
BNC-types for other applications
Example of
recommended instrument
Philips PM5134
Tektronix SG503
Tektronix PG506
Te kstroni x TG50 1
Philips PM5519
Philips ord. number
242252900005
Philips PE1540
Advertisement
Table of Contents
