GATES RADIO M-5693
Manual de Servicio

VI.
2. Theory

THEORY OF OPERATION Modulation. with amplitude modulathe~actual theory of of a civen

of ,implitude

A review of the definitions associated tion is in order before proceeding to this monitor. Fi&.re 3a shows amplitude as it

an unmodulated R.F. carrier wave would ap,pear on an oscilloscope.

Fig. Figure 3b shows used to modulate

3a.
frequency which will be

a sine wave of audio the carrier.

Fig. Figure 3c shows sine wave audio a carrier freouency.

3b, modulated with one cycle of the

Fig..3c.

3/19/59

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