​how to detect a varactor?

On 2018-10-26 17:08:18 in Memory

​how to detect a varactor?

Because the positive resistance of the varactor diode is larger,the multimeter is placed in the RX 10k2 block,the red form is connected to the positive pole ...

​how to detect a two-way trigger diode?

On 2018-10-26 17:02:25 in Memory

​how to detect a two-way trigger diode?

use the multimeter to place the multimeter in the RX1~RX10kQ gear and measure the positive and reverse resistance of the bidirectional trigger diode ...

what is an infrared receiver?

On 2018-10-26 16:53:35 in Memory

what is an infrared receiver?

The infrared receiving tube is a semiconductor device used to receive the infrared light wave generated by the infrared light emitting diode and convert it into electrical signal. ...

How do you measure infrared light emitting diodes?

On 2018-10-26 16:48:19 in Memory

How do you measure infrared light emitting diodes?

When detecting infrared light emitting diodes,there is a big difference between the pointer type multimeter and the digital multimeter ...

what is an infrared light emitting diode?

On 2018-10-26 16:45:24 in Memory

what is an infrared light emitting diode?

determine the order of the arrangement of the pins.The multimeter is placed in the R*1 thousand euro file ...