Zero center indicator circuit for FM receiver

Photocoupler
Zero center indicator circuit for FM receiver
This circuit can be used to adjust, tune the launch pad and adjust the 1M container for emptying. If the launch pad is adjusted, the LED light will not illuminate because it reaches the peak. If the LEDs are not lit, then the tuning is good.


Screen Protector For iPhone

A TPU Screen Protector made of the super toughness of the honeycomb structure. Its unique ultra-soft properties allow it to cover the most complex curves and contours in a device.

The self-healing design of the Hydrogel Screen Protector can protect the display screen of the device from damage, leave no air bubbles, and maintain the sensitivity of the touch screen. Advanced anti-fingerprint and dust- and oleophobic overlays keep your screen smudge- and dirt-free. This overlay is also important in providing maximum touch sensitivity for improved high-speed glide and optimal touch response.

The optical transparency of the Hydrogel Film is more than 90%, showing you the most original screen color and bringing the most realistic visual experience.

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