Signal amplitude control device with temperature compensating function
A temperature compensation and signal amplitude technology, which is applied in the field of signal amplitude control devices, can solve the problems of inconvenient control signals and changes in the attenuation of attenuators, and achieve the effects of flexible control methods, small additional phase shift, and easy realization
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[0032] The technical solution of the present invention will be further described in detail below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following description.
[0033] Such as figure 2As shown, a signal amplitude control device with temperature compensation function, which includes a digitally controlled step attenuator and a temperature compensation voltage source; the output end of the temperature compensated voltage source is connected to the control end of the digitally controlled step attenuator ; The input end of the numerically controlled step attenuator is connected to the signal input end, and the output end is connected to the signal output end; the described numerically controlled step attenuator realizes determining the relationship between the control voltage output by the temperature compensation voltage source and the temperature ; The temperature compensation voltage source realize...
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