An automatic gain and the gain of the signal system and method for synchronizing the acquisition means

The present invention discloses an automatic system gain and the gain signal synchronous acquisition apparatus and method, the apparatus comprising: an automatic gain system signal acquisition module, and a signal acquisition module gain synchronization acquisition gain controller, the automatic gain signal into the input part of the automatic gain the system is divided into two signal acquisition module, all the way into the acquisition controller signal gain, the gain of the other path into the synchronous acquisition module; gain setting input signal into said gain link synchronization acquisition module is divided into two parts, one into the acquisition controller signal gain, the gain of the other path into the automatic system signal acquisition module; said input signal comprises an automatic gain part of the normal operation mode signal and the mode signal measurements, the input signal includes the gain setting part of the normal operation setting gains of the input signal and the measurement operation mode setting input mode signal.