Description:
The frequency digital circuit crystal oscillator frequency reference can be adjusted within the range of 0.1HZ-30KHz, which is more stable and has stronger anti-interference!
Instructions:
Take out the USB cable provided with the product and connect the round hole end to the circuit board.
The USB end is plugged into a power bank or USB charging head or other USB powered device to work;
For specific adjustment methods, see the text description of the main picture.
Specifications and parameters (adjustable)
Circuit board size:15*15cm
Antenna waveform: sine wave interface
Waveform: sine wave + square wave + inverted square wave (the lower left corner is the output interface, and the waveforms are output at the same time)
Power supply interface: DC5.5*2.1
Supply voltage: 5V Rated power consumption: <1W
Default frequency:7.83Hz
Adjustment range: 0.1Hz~30000Hz
Sinusoidal signal voltage amplitude: 3V
Square wave signal voltage amplitude: 5V
Specifications and parameters (not adjustable):
Circuit board size:10*10cm
Waveform: square wave
Power supply interface: DC5.5*2.1
Supply voltage: 5V
Rated power consumption:<1W
Default frequency:7.83Hz
Adjustment range: not adjustable
Note: This product does not have a transparent plastic shell, the photo will reflect the actual product shipped
Preview:
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