Wavetek 143 - Page 11

Table 2-1. Acceptance Procedure (Continued)
Control Position/Operation Observe
GENERATOR MODE GATE A dc level.
MANUAL TRIG Press down. A series of sine waves.
Set up a trigger source as shown in figure 2-2. Trigger on triangle waveform. Set trigger source at 100 Hz ^V .
TRIGGER LEVEL Rotate knob. Set for several Knob varies number of cycles gated.
cycles.
GENERATOR MODE TRIG One cycle per trigger cycle.
TRIGGER START/STOP Rotate knob, then to 0° CAL. CW starts sine wave at +90’ ; cew starts sine wave
° . . .
at —90 . Fully cw gives continuous sine waves.
MODEL 143 OSCILLOSCOPE
FUNC
OUT
FUNCTION
GENERATOR
Figure 2-2. Second Setup
2-3