"usb"-tagged Public Circuits

USB power backup controller PUBLIC

USB supply voltage control and backup using NiMh rechargeable battery.

by febb | updated April 22, 2014

5v-booster   pic12   power-supply   usb  

USB power backup supply PUBLIC

USB switch mode power supply and backup controller with 1 AAA rechargeable battery

by febb | updated April 15, 2014

pic12   power-supply   usb  

Teensy Moonica PUBLIC

This is the Teensy Moonica, a Teensy 2.0 based cute monster.

by davidvale | updated June 15, 2013

arduino   teensy   teensy-2_0   toy   usb  

Caricatore USB Ipod Iphone PUBLIC

by tommaso.michelutti | updated March 26, 2013

charger   iphone-ipod   usb   voltage-regulator  

Arduino DUE PUBLIC

A detailed layout of the new Arduino Uno made entirely of box pieces; includes all pins as well as both USB ports and DC input jack.

by titous | updated December 24, 2012

analog   arduino   communication   dac   dc   digital   due   pwm   usb  

9V USB PHONE CHARGER (w/optional solar panel) PUBLIC

by nsteffine | updated November 03, 2012

9v   altoid   charger   panel   phone   solar   usb  

amplitude modulation 02 PUBLIC

Deconstructing amplitude modulation. Simulate > Time Domain > Run Time-Domain Simulation

by signality | updated October 30, 2012

amplitude-modulation   carrier   lower-sideband   lsb   upper-sideband   usb  

USB ENABLED PERIPHERAL SWITCH PUBLIC

5vdc From the USB port of the PC fires a 5V mini relay which passes 120VAC to the coils of a larger 120VAC 10A relay. The normally open contacts of the relay provide power to the duplex receptacle. I...

by stormtrooper | updated October 07, 2012

relay   switch   usb  

USB Powered Audio Trigger PUBLIC

Purpose: Using the power from a USB port and an audio signal from the headphone jack this circuit produces a signal which may be used to trigger other devices such as relays etc.

by reillyp | updated August 08, 2012

audio   trigger   usb  

USB Charger (Handycam/Solar) PUBLIC

Solar charger for batteries and USB (iDevice).

by mbrint | updated May 30, 2012

ipod   solar-battery-charger   solar-ipod-charger   solar-usb-charger   usb   usb-charger  

Dead Batteries for 5V USB Charger PUBLIC

The goal of this project is to make an efficient and cost effective usage of dead AA alkaline batteries. Eventually this will expand into two circuits to switch between: A) step down to 5V while...

by klappy | updated May 22, 2012

aa   batteries   charger   usb