It can generate 10Hz to 1MHz signal, and the signal output distortion is very small The output voltage is from 0dB to 60dB and is attenuated step by step every 10dB As a signal source, it is popular among production lines, amateurs and maintenance Professional manufacturing, high reliability, convenient to use and has long service life It is equipped with a terminal that synchronizes with the external signal, so that a very small signal can control the output of a strong signal Item Type: Signal Generator Frequency Range: 10Hz to 1MHz, 5 Measuring Ranges Accuracy: ±5% of full scale Output Impedance: 600Ω Output Control: 0dB, -10dB, -20dB, -30dB, -40dB, -50dB fine adjustment. Distortion: 400Hz-20kHz, no more than 0.1% 50Hz-500kHz, no more than 0.5% Output Smoothness: Take 1 for reference, ±1.5dB Square Wave Output: Range: 10Hz-1MHz Output Level: 10V Peak Value Rise Time: 0.25μs (The product printed words may vary depending on the batch, but this does not affect use) Voltage: AC100-240V. Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on Color: As Shown Material: ABS Package Contents: 1 x Signal Generator 1 x adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.