GPSDO GPS Tamed Thermostatic Crystal Oscillator GPS Tamed Clock 10MHz Signal Source Global Positioning System Disciplined Oscillator with Multifunctional Interfaces 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 and more stable output. 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. 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 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 e & 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. Specifications: Name: GPS Tamed Clock  Supplying voltage: 5525, 12VDC ±2V Working current: 650mA when preheating and 350mA when stabilizing Output frequency: 10.000000.000MHz ±0.001Hz Output waveform: squarewave Output amplitude: -45dBm Constant temperature crystal: ISOTEMP OCXO 143-141 Package size: 200 * 180 * 50mm / 7.87 * 7.09 * 1.97in Package weight: 320g / 11.29ounce Packing List: 1 * GPS Tamed Clock (Power adapter not included) 1 * GPS Antenna