Data: 1. Voltage: 4V-12V (over voltage will burn). 2. Support one-key switch. 3. Support automatic shutdown (will automatically shut down when not in use). 4. Support pulse time adjustment (a...
Feature: This is an R3 HC-SR04 Development Board starter kit, adds more components to achieve more features and experiments. You'll learn and build a lot of creative projects with this kit. Start...
Description:
DIY Music Spectrum Bluetooth Speaker Two-channel Audio MP3 Mini Amplifier Electronic Production Kit -2021.
Features:
3.7-5V DC power supply to automatically play music.
3W+3W stereo power amplifier.
Support Bluetooth.
Support power-off memory.
TF memory card/U disk to play music.
Package Included:
1 x Music Spectrum Kit
Description: Q1 is an excitation amplifier, which gives enough driving signal to the output stage of power amplification; R1 and RP2 are the bias resistors of Q1; R3, D1 and...
Descriptions: The QRM canceller is inserted from the trxinto the antenna's feeder without any additional modifications to the radio. The box has a built-in PTT control that keeps the canceller...
DIY Sine Wave Generator Kit Simulation Skill Test 511 DIY Electronic Production Parts -2021. Feature: Board size: 55*28mm; Power supply voltage: AC12V; Note: 1) Before power on, check...
Feature: New design concept, new innovative design. Single chip driver. 16x9 or 16x8 dot matrix combinations. Support infrared remote control. Support animation acceleration and deceleration, spectrum sensitivity adjustment, animation support...
