Customer #436912 on COM-10963 - EasyVR Shield - Voice Recognition Shield
Just curious, I had my Easy VR Shield connected to an arduino UNO board and had noticed that the power went out on both boards. When I went to go plug the boards back in there was power to both boards;...
View ArticleCustomer #335103 on LCD-09395 - Serial Enabled 16x2 LCD - White on Black 5V
where can i get a 3-pin connector to breakout the RX, gnd, 5v for easier access maybe to a screw terminal or female connection
View ArticleBlueTurtle on Run SPOT Run
Hi Nate, I’ve been running with the SPOT for a while now and have learned a few more things that might be useful to everyone:I’ve snooped SPOT’s serial comms some more and determined that the command...
View ArticleBlueTurtle on DEV-11088 - SatUplink Shield
Hey Nate, this thing has been great, thanks! I have posted a comment on your SPOT tutorial page ( http://www.sparkfun.com/tutorials/340 ) that describes how to send “predefined messages”. These are...
View ArticleGrody on COM-09181 - Big Dome Push Button - Red
I found a really great use for these. Possibly… the best use??? http://youtu.be/f9CN5YiTgSI
View ArticleCustomer #58693 on COM-00784 - Optoisolator - 4 Channel
I bought a couple of these to put between an arduino and some 12V automotive relays. Unfortunately they only are rated for up to 50mA/ch and the coil current of my relay is 75mA so I bought some of the...
View Articlemsheldon on KIT-09612 - Audio Amplifier Kit - STA540
Inconsistencies in materials. Parts list in the item description and the first page of the instructions show One 0.1pf capacitor. In the actual instructions, and on the board, it shows Three 0.1pf...
View ArticleCustomer #289818 on DEV-09266 - LilyPad Arduino 328 Main Board
It’s pronounced “LEE-ah BEE-kly” :)
View ArticleCustomer #154271 on ROB-11593 - Rover 5 Motor Driver Board
Just putting this here in case it might help anyone else:I was curious about this statement in the manual that is given with no explanation:“The motor power supply should not be connected without first...
View ArticleChicago-Dave on COM-10407 - Rotary Encoder LED Ring Breakout Board - Blue
Does anyone know where (what country) these are manufactured in? Thank you!
View ArticleCustomer #31610 on WIG-09306 - AVR Oscilloscope Clock : O-Clock
I have an older engine analyzer with a CRT that from what I found online was used in vector monitors. I already know where to input the signal to the vertical and horizontal deflection amp cards.Will...
View ArticleQ36 on COM-11218 - Spark Gap Igniter - 4.8V
HELP NEEDED.These are neat little devices but they are a pain to operate. They want 5v at 3A, and my design runs on 12v. A voltage regulator like LM1084IT-5 works, but even with a good sized heat sink...
View Articlekurtnelle on Firework Igniter
Can’t the nichrome be used to ignite the fireworks directly? Also, if you only drive the nichrome to the ignition point of a match then might you be able to use them multiple times? Finally, instead of...
View ArticleMicroman on COM-10445 - Key Switch - Small
I own a CDP1802-based microcomputer and this would be the perfect on-off switch, resembling the Altair 8800b’s “turnkey” system.
View ArticleMicroman on ROB-10455 - Liquid Pump - 350GPH (12v)
Not sure if anyone mentioned this, but these are very useful if you want to build your own ROVs (pretty much remotely operated unmanned submarines)
View ArticleMicroman on PRT-00743 - Break Away Female Headers - Swiss Machine Pin
When I was there last they didn’t have nice, detailed descriptions, comments, and examples like SFE has, which is why SFE is my first stop.
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