Operating Instructions; Descriptions Of Controls; Main Generator Output Frequency Controls; Output Function Controls - Promax GF-941 Manual De Instrucciones

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4. OPERATING INSTRUCTIONS

4.1 Descriptions of controls

4.1.1

Main generator output frequency controls

[1]
Range selector
Two cursor keys allow choosing the decade that includes the desired output
frequency being represented on the readout [3].
[2]
Frequency control
This is to place the generator frequency on the desired value within the chosen range
by [1] range selector, the selected value mark appears on the [3] frequency indicator.
This control determines the highest sweep frequency, when using the generator on
the SWP function.
[3]
Frequency indicator
It displays the value corresponding to the frequency chosen in every decade by
control [1].
4.1.2

Output function controls

[4]
Signal selectors
Depending on the selector pressed, the waveform of the signal supplied by the
generator will be square, triangular or sine, respectively.
[5]
Variable symmetry selector
On rest position, signal supplied by the main generator is symmetrical and the
variable symmetry control [6] remains inoperative.
If an asymmetrical on-time output signal is desired, that selector should be pressed to
drive on control [6] and to obtain that requested asymmetry.
Page 10
Figure 2.- Front panel
USER'S MANUAL GF-941
04/2003

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