Low frequency periodic signal's frequency detection device

• Main Author: ZHENG ZIXIANG
• Format: Patent
• Language: Chinese; English
• Published: 09.01.2018
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

The utility model discloses a low frequency periodic signal's frequency detection device, the antenna module with acquire the module and be connected, configuration module and acquire the module and power module is connected with outside intelligent terminal, it is connected with antenna module, configuration module, control processing module and power module to acquire the module, the signal input module is connected with control processing module, and is external by test signal's input, control processing module and acquire module, signal input module, output module and power module and be connected, output module and control processing module and power module are connected, power module with the configuration module, acquire the module, control processing module and output module are connected. The utility model discloses utilize GPS signal second as accurate clock source, control processing module starts and stops its inside timing unit through GPS signal second with by test signalrespectively, calculates