XH-M164 NE5532 Stereo Pre-Amp Preamplifier Tone Board Audio 4 Channels Amplifier ModuleNatural tone tuning board includes 10 times of front stage amplification and treble, midrange, bass and volume control. Components are carefully selected, and ne5532 operational amplifier with high cost performance, high quality small potentiometer, black diamond BP electrodeless coupling capacitor, 1% metal film resistor, Philips CBB capacitor, etc. is adopted. The kit is equipped with IC socket of op amp, which is flexible to use, convenient to

: PAM8403) Note: This device is powered by usb

Specifications of 100 Grams Soldering Wire:

with balanced

: MQ-4 sensor

Float sensor is used in projects where you need to detect the level of water in a tank or any reservoir

Measurement Range: Up to 2 meters (typical)

If you have compiled code in HEX file format

the additional serial devices are "SerialUSB1" and "SerialUSB2"

anti-interference ability

please choose the correct controller model in LedEdit and then re-create the effect file *led

This pressure sensor converts the  pressure apply in the thin film area of the FSR sensor into the change of resistance value

portable refrigerators