Features:??Strong Durability??: Fine workmanship, it adopts premium housing and quality electronic parts, with accuracy process, which ensures fine durability and long service time.??High Accuracy High Stability??: GPSDO (Global Positioning System Disciplined Oscillator), also known as GPS Tamed constant temperature crystal oscillator, GPS-tamed clock, and 10MHz standard signal source. Compared to the general time base, it has higher accuracy, lower temperature drift and more stable output.??Voltage Adjustment??: It is the use of GPS 1PPS signal, microcontroller comparison, through the microcontroller output 16bit PWM to control the isothermal crystal output accuracy, isothermal crystal frequency fine-turning voltage is 0 to 5V, then the 1bit PWM can control the output voltage is 0.000076V.??Easy to Use Multifunctional Interfaces??: The front panel features a display screen and encoder, and the back panel features a 10MHz output interface, 1PPS output interface, GPS antenna interface, power switch, and 12VDC power interface.??Wide Applications??: With wide application scenarios, it is suitable for high-end audio decoders, instruments, meters, frequency meters, signal sources, and other devices with an external 10MHz reference source input.