Reviews Lm38audio Amplifier Module

DROK 5W+5W Mini Amplifier Board and DROK Male to Male 3.5mm AUX Cord Bundle

  • Amplifier's parameters --- DROK audio amplifier board working voltage is DC 5V, output power is 5W (2Ω 5V)/3W (4Ω 5V) / 1.8W (8Ω 5V). Input method is monaural input..
  • High performance --- the digital amplifier module is with high efficiency of over 90%, general harmonic distortion noise is less than 10%, low quiescent current and noise suppression..
  • Amplifier's input --- 3.5mm audio cable input/3P extension cable input..
  • Stereo audio cable property --- 3.5mm male to male audio aux cable..
  • Stereo audio cable length --- 3.28 Feet / 1 Meter..
Check Stock

AITRIP 4pcs M38 Wireless Bluetooth MP3 Audio Receiver Board BLT 4.2 mp3 Lossless decoder Bluetooth 4.2 Audio Receiver Board Wireless Stereo Sound Module Compatible with Arduino Raspberry Pi

  • This product has its own dual 5W power amplifier circuit, and must not be connected to another amplifier! The outputs of the two amplifiers may not be....
  • Package Includes: 4pcs M38(HW-406) Wireless Bluetooth MP3 Audio Receiver Board.
  • Power supply: You can directly use the MICRO USB Android cable 5V for direct power supply, or you can also connect 5V power supply or 3.7V lithium....
  • Support USB sound card, free drive (plug and play). Connect the module to the computer with a USB cable, and the computer can play music through the....
Check Stock

DC Audio LVL3-M2 12' Level 3 900W/1800W Dual-2-Ohm Car Audio Subwoofer/Sub

  • Parameters: DROK audio amplifier board working voltage is DC 8-26V, can be powered by 12V, 24V.
  • output power is 15W stereo (24V 8ohm)/ 10W stereo (12V 8 ohm), if connect 4 ohm or 2 ohm speaker, the power will be automatically limited to 15W..
  • Artificial Material: this New-designed stereo amplifier module is made of noble black immersion gold circuit board, PAM8620 chip, imported KEMET speaker capacitor, large-capacity filter capacitor for channels. Besides, we customized black copper terminal blocks and gold-plated audio input terminal blocks for this new amplifier module..
  • High Performance: the class D power amp module is with high efficiency of over 90%, general harmonic distortion noise is less than 0.2%, low quiescent current and noise suppression..
  • Safe Protection: the 2 channel amp board is designed with input reverse connection protection, short circuit protection, over heat protection, overcurrent protection, overvoltage protection, undervoltage protection.
  • Additional Function: it is available to connect external mute function (MUTE: High level mute, factory default low level).
  • available to add an external Shutdown (SD: the chip will be Shutdown at low electricity level, factory defaults high electricity leve....
Check Stock

Power Amplifier Board, Audio Amplifier Board, 2.1 Channel 100W Subwoofer Output for Speaker Impedance are 4/6/8 Ohm

  • It supports many audio input ways including Bluetooth, USB, TF card and audio input jack.
  • Applicable speaker impedance are 4/6/8 ohm, great for turning normal speaker into Bluetooth speaker.
  • Sound quality is very good by using this audio power amplifier module.
  • Digital amplifier has a higher overload capacity than analog amplifier, and it won't cause crossover distortion, transient inter modulation distortion and you don't have to worry about the loudspeaker internal resistance.
  • Dual channel of 50W+50W power output, 100W subwoofer output and a wide input voltage range from 12V to 26V DC.
Check Stock

Audio Amplifier Board, DROK 5W+5W Mini Amplifier Board PAM8406 DC 5V Digital Stereo Power Amp 2.0 Dual Channel Class D Amplify Module for Speaker Sound System DIY

  • Parameters: DROK audio amplifier board working voltage is DC 5V, output power is 5W (2Ω 5V)/3W (4Ω 5V) / 1.8W (8Ω 5V). Input method is monaural input..
  • Artificial Material: this New-designed mini power amplifier is made of noble black immersion gold circuit board, imported KEMET speaker capacitor, large-capacity filter capacitor for channels. Besides, we customized black copper terminal blocks and gold-plated audio input terminal blocks for this new amplifier module..
  • High Performance: the digital amplifier module is with high efficiency of over 90%, general harmonic distortion noise is less than 10%, low quiescent current and noise suppression..
  • Safe Protection: the class D dual-channel amp board is designed with input reverse connection protection, short circuit protection, over heat protection.
  • Additional Function: it is available to connect amplifier type to choose different function (MODE: high electricity level is Type D, low electricity level is Type AB. Factory defaults high electricity level).
Check Stock

Glarks 85Pcs 10 Types Integrated Circuit Chip IC Chips Assortment Kit opamp Single Precision Timer pwm Including LM324 LM358 LM386 LM393 UA741 NE5532 NE555 PC817 ULN2003 ULN2803

  • ✡ [What You Get]: This set includes 85pcs IC chips, LM324, ULN2003, ULN2803, each for 5pcs. LM358, LM386, LM393, UA741, NE5532, NE555, PC817, each for 10pcs. They are placed in a transparent plastic box, easy to transport and storage..
  • ✡ [Small component]: Our IC chips are small electronic components, small in size, they only take up very little space in the application. And the power consumption is low, can work normally with little consumption..
  • ✡ [Easy to Solder]: Integrated circuits have fewer solder joints, and they can often be soldered in a few seconds. It should be noted that after welding, check carefully to confirm that there is no short circuit before turning on the power..
  • ✡ [Long Life]: ICs are made of high-quality materials, they are very durable, can serve you for a long time. And the safety and reliability are high, not easy to fail, so you can use it with confidence..
  • ✡ [Widely Application]: This IC chips can be used as low voltage quad operational amplifier, low voltage audio power amplifier, low power low offset voltage dual comparator, high gain operational amplifier, low noise dual operational amplifier, timer, photocouplers, high current drive array and Darlington arrays..
Check Stock

Glarks 50Pcs 10 Types Integrated Circuit Chip IC Chips Assortment Kit opamp Single Precision Timer pwm Including LM324 LM358 LM386 LM393 UA741 NE5532 NE555 PC817 ULN2003 ULN2803

  • ♛【What You Get】: This set includes 50pcs IC chips, LM324, ULN2003, ULN2803, each for 5pcs. LM358, LM386, LM393, UA741, NE5532, NE555, PC817, each for 10pcs. They are placed in a transparent plastic box, easy to transport and storage..
  • ♛【High Temperature Resistance】: The IC chips have good high temperature performance and can work normally between -40 to 85 Celsius (-40 to 185 degree). So you don't have to worry about the high temperature after connecting them to the peripheral circuit, or burning out the it after long time use..
  • ♛【Long Life Service】: ICs are made of high-quality materials, they are very durable, can serve you for a long time. And the safety and reliability are high, not easy to fail, so you can use it with confidence..
  • ♛【Widely Application】: This IC chips can be used as low voltage quad operational amplifier, low voltage audio power amplifier, low power low offset voltage dual comparator, high gain operational amplifier, low noise dual operational amplifier, timer, photocouplers, high current drive array and Darlington arrays..
  • ♛【Quality Assurance】: If you receive a defective product or have any problems during use, please feel free to contact us, we will provide return and exchange service at any time..
Check Stock

MP3 USB Flash Drive Micro SD TF Card Player Lossless Decoder Amplifier Board Module by Envistia Mall

  • Use this DIY MP3 player/audio decoder module to build your own MP3 player, Boom Box or portable audio player..
  • Connect directly to headphones, or pair the stereo output of this player with an audio amplifier board to power your speakers..
  • Plays MP3 audio files on a TF (MicroSD) card (the memory card used in cell phones), or a USB drive in U disk playback mode..
  • 3.5mm headphone jack to connect headphones or to an external stereo amplifier. Onboard 2W mono amplifier to directly connect a speaker (single channel....
  • Can be powered with standard 5V USB power (a USB power supply or power bank) through the Micro USB power connector. Can also be powered by a 3.7V to....
Check Stock

MEGA 2560 Starter Kit Ultra (100% Arduino IDE Compatible) w/ Battery Holder, Sensors, Modules, Resistor kit and Components (no Supply)

  • -Arduino MEGA R3 (generic high quality) + USB cable -6xAA Battery holder (9VDC) -WiFi ESP8266 module -Model Bluetooth Master / Slave HC-05 -Box with plastic cells (organizer of components) -Shield for prototypes + Mini-Breadboard -Large Breadboard (830 points ) -Dupont Cables 10 * Female-Female + 10 * Male-Female + 10 Male-Male -Cable Jumper for breadboard -6 Push Buttons with multicolored caps -Joystick Module type PS2.
  • -RC-522 RFID Module with white RFID Card and RFID Keychain -High-precision RTC Real-Time Clock Module DS3231 and EEPROM AT24C32 -PIR Presence Sensor HC-SR501 -Distance measurement module HCSR04 -Sound sensor detector module with programmable threshold -LM35 temperature sensor -Tilt detector module -Servo SG90 motor -Stepper motor (5V) -Motor driver module for stepper motor ULN2003.
  • 5V Active Buzzer -5V Passive Buzzer -LCD 1602 16 characters * 2 lines -LED Display Driver MAX7219 -LED Matrix Display of 8*8 -7 Segments Display 1 digit -7 Segments Display 4 digits -Simple Relay Module - Infrared Remote Control 38kHz - 38kHz Infrared decoder receiver (type 1838) - Infrared phototransistor (Flame sensor) - Infrared LED - Light sensor (Photoresistor).
  • -10 * LEDs 5mm Diffused RED -10 * LEDs 5mm Diffused GREEN -10 * LEDs 5mm Diffused YELLOW -5 *....
Check Stock

Bluetooth Subwoofer Audio Amplifier Board 50W+50W+100W with Treble and Bass Control Bluetooth and AUX Inputs BT 5.0 Stereo AMP Board for DIY Speakers Password Free ZK-TB21

  • ▶【Subwoofer Audio Amplifier Board】 50W+50W+100W Bluetooth 5.0 wireless connection, Bluetooth+AUX audio input, 2.1 channel stereo output, just a....
  • ▶【Treble and Bass Adjustment】 This digital Amp board with independent treble and bass adjustment buttons,you can directly adjust the treble and....
  • ▶【Perfect Sound Quality Experience】 The audio power subwoofer amplifier module with powerful chip, AM interference suppression function,....
  • ▶【With Protective Function】 This Bluetooth Amp module is designed with over-voltage protection, under-voltage protection, over-heat protection,....
  • ▶【Easy Installation and Use】 The illustration of each interface is printed on the protective plate, making it easy to install and use even....
Check Stock