There are 87 products.
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LM386 Sound Sensor
$4.00 In StockThis sound sensor uses the onboard electret microphone as well as the LM386 amplifier to detect any sound that is beyond the threshold setting. The level of the threshold can be set by the on-board potentiometer. This module will output a HIGH signal when the sound is lower than the threshold, as well as LOW when the sound is higher than the threshold.
LM393 Sound Sensor
$4.00 In StockThis sound sensor uses the onboard electret microphone as well as the LM393 amplifier to detect any sound that is beyond the threshold setting. The level of the threshold can be set by the on-board potentiometer. This module will output a HIGH signal when the sound is lower than the threshold, as well as LOW when the sound is higher than the threshold.
TPA2005D1 - 1.4W Mono Audio Amplifier...
$12.25 In StockThis tiny audio amplifier is based on the Texas Instruments TPA2005D1. Its efficient class-D operation means low heat and long battery life. It can drive an 8-Ohm speaker at up to 1.4 Watts; it wonโt shake a stadium, but it will provide plenty of volume for your audio projects.
TDA2030 - 14W Mono Audio Amplifier
$8.50 In StockThe TDA2030 is a 14W class-AB audio amplifier. The 14W output is at 10% THD with a 4ฮฉ load and 12V power supply. This breakout board is equipped with a potentiometer for volume adjustments.
TPA2012 - 2.1W Stereo Audio Amplifier...
$17.00 In StockThis incredibly small stereo amplifier is surprisingly powerful - able to deliver 2 x 2.1W channels into 4 ohm impedance speakers (@ 10% THD). Inside the miniature chip is a class D controller, able to run from 2.7V-5.5VDC. Since the amp is a class D, it's incredibly efficient (89% efficient when driving an 8ฮฉ speaker at 1.5 Watt) - making it perfect for...
TS2016 - 2.8W AGC Stereo Audio...
$17.50 In StockThis incredibly small stereo amplifier is surprisingly powerful. It is able to deliver 2 x 2.8W channels into 4 ohm impedance speakers (@ 10% THD) and it has a i2c control interface as well as an AGC (automatic gain control) system to keep your audio from clipping or distorting. If you don't want to use I2C to control it, it does start up on with 6dB gain...
MAX98306 - 3.7W Stereo Audio...
$17.50 In StockThis incredibly small stereo amplifier is surprisingly powerful - able to deliver 2 x 3.7W channels into 3 ohm impedance speakers. Inside the miniature chip is a class D controller, able to run from 2.7V-5.5VDC. Since the amp is a class D, its incredibly efficient (over 90% efficient when driving an 8ฮฉ speaker at over a Watt) - making it perfect for...
PAM8403 - 3W Stereo Audio Amplifier...
$7.00 In StockThe PAM8403 is a 3W class-D audio amplifier. The 3W output is at 10% THD with a 4ฮฉ load and 5V power supply. This breakout board is equipped with a potentiometer for volume adjustments.
TDA7297 - 30W Stereo Audio Amplifier...
$15.50 In StockThis TDA7297 Audio Amplifier module is just right one for you. This audio amplifier board has no current impact sound when booting, low static noise, and a high quality sound: treble delicate, soft, transparent, no harsh; bass strong, full, strong, and acting freely. The amplifier has been equipped with a heat sink to solve the heat problem, and there is...
DIY 2 Channel Speaker with Amplifier Kit
$24.00 Out of stockOut of stockThis DIY electronics kit builds a dual channel mini speaker with a 3W amplifier. It is the perfect kit for electronic aspirants to practice how to assemble hardware and solder!
ISD1760 Sound Recorder Module
$22.00 In StockThe Sound Recorder Module uses the ISD1760 Chip to record and store voice signals. ISD1700 series recording chip is a kind of high integration, high performance chip. This module can do multiple recording, the sampling rate can be set to 6k or 8k by the on-board resistor. There are also some inside sounds to remind the user working state of the module,...
ISD1820 Voice Recorder Module
$6.50 In StockThis sound detector is based off the ISD1820, which is a multiple-message record/playback device. It can offers true single-chip voice recording, no-volatile storage, and playback capability for 8 to 20 seconds. The board is loaded with a sample which is 3.2k with a the total 20secs for the recorder. This module is very easy use offering direct control by...
Audio FX Mini Sound Trigger Board - 16MB
$29.95 In StockWould you like to add audio/sound effects to your next project, without an Arduino+Shield? Or maybe you don't even know how to use microcontrollers, you just want to make a sound play whenever you press a button. What about something that has to be very small and portable? You are probably feeling a little frustrated: it's been very hard to find a simple,...
Audio FX Sound Board with Stereo...
$41.95 In StockWould you like to add audio/sound effects to your next project, without an Arduino+Shield? Or maybe you don't even know how to use microcontrollers, you just want to make a sound play whenever you press a button. What about something that has to be small and portable? You are probably feeling a little frustrated: it's been very hard to find a simple, low...
USB to Audio Adapter for Raspberry Pi
$9.50 In StockThe Raspberry Pi has an on-board audio jack, which is super handy for all kinds of sound effects and speech, just plug and go! However, for when you want better audio for music playback, a USB audio card can greatly improve the sound quality and volume. That's because the on-board audio is generated by a PWM output and is minimally filtered. Don't get us...
Electret Microphone Module -...
$12.50 In StockAdd an ear to your project with this well-designed electret microphone amplifier. This fully assembled and tested board comes with a 20-20KHz electret microphone soldered on. For the amplification, we use the Maxim MAX4466, an op-amp specifically designed for this delicate task! The amplifier has excellent power supply noise rejection, so this amplifier...
