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RELATED GUIDES

Adafruit 20W Stereo Audio Amplifier - MAX9744
Blast your tunes with a high-efficiency class D amplifier
Pump up the volume with this 20W stereo amplifier! This slim little board has a class D amplifier onboard that can drive 2 channels of 4-8 ohm impedance speakers at 20W each. Power it with 5-12VDC using the onboard DC power jack and plug stereo line level into the 3.5mm stereo headphone jack and jam out with ease. Since it's class D, its completely cool-running, no heat sinks are required and it's extremely efficient - up to 93% efficiency makes it great for portable or battery powered rigs.
Author Gravatar Image LADY ADA
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Adafruit Qualia High Res Displayport Desktop Monitor
2048x1536 Retina-Blasting Pixels in a 9.7" Display
Add a glorious 2048x1536 retina-blasting, ultra-high pixel density, IPS display to any computer with a Thunderbolt/DisplayPort port. This product comes with a new 9.7" diagonal TFT display module (the same one used in the iPad 3 & 4), along with our custom made driver board, a stand-up monitor enclosure kit, 10' DisplayPort cable and 9V power adapter.
Author Gravatar Image LADY ADA
USB Audio Cards with a Raspberry Pi
Add quality audio output to your Raspberry Pi
The 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, this tutorial will show you how...
Author Gravatar Image LADY ADA
NEW GUIDE
Reverse Engineering a Bluetooth Low Energy Light Bulb
Control a Bluetooth Low Energy device with your own code!
Learn how to sniff Bluetooth low energy traffic using the Bluefruit LE sniffer and reverse engineer a simple Bluetooth low energy device like a light bulb. Then control the device yourself using a Raspberry Pi and Bluetooth low energy USB adapter!
Author Gravatar Image TONY DICOLA