Need help with a crystal oscillator circuit and breadboards
I've been trying to increase my understanding of oscillator circuits and electronics in general, and in the process I have made a simple crystal oscillator circuit that uses a crystal running at...
View ArticleQuestion about TV repair
Hi guys, if this isn't the right sub, let me know... anyway, I have a three year old Vizio 37" LCD tv that powers on, but nothing happens. Black screen. After doing my Google Diligence, I found several...
View ArticleQuestion about US to EU converter
Hi all, I hope I am posting this in the correct subreddit. Next week I will be going to the USA for a couple of months and I am looking for a converter to use with my toothbrush charger. The toothbrush...
View ArticleA Mic Preamp I made a few years ago while on furlough.
I made this 6 channel mic preamp for the band I was in about 3 years ago. It is based off the INA 217. I started as proof of concept on a perfboard then designed a PCB to make all 6 channels. I added...
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Help: Make my own universal remote?
Hi, so i'm not sure if this is the right place to ask. But my remote is broken, and the TV itself does not have a way to change to "video mode." So I want to figure out if there is a way to get my TV...
View ArticleWhat is the proper material to fix a battery connection on a remote Control.
I have a denon reciever that's pretty old and the remote won't work due to the connectors eroding. I am looking for the spring part of a AA connector so I can solder it onto the remote. What material...
View ArticleCoupling Question
Hey /r/electronics! I was wondering if you all could offer some input on a little problem we're having with a DRSSTC. We have a DRSSTC with a half bridge. the half bridge is driven through a Gate Drive...
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Wearable Sound Reactive Lighting: v0.1 Alpha
submitted by somehacker [link] [3 comments]
View ArticleGame of Life for the MSP430 Launchpad, anyone want to take a gander my the code?
Figured I'd post this here, because memory's a little tighter than /r/programming might like. I'm attempting to implement Conway's GOL with an 8x1 character array, each bit representing a cell. I use...
View ArticleHelp: What is the best way to replace a light switch without turning off the...
I can't access the main breaker, so I can't turn off the live wire. What's the best way to replace this switch without killing me, or anyone else in the room? Also, I'm open to alternative suggestions!...
View ArticleHow would I make an electric counter?
Im rather new to this stuff but how would i make a counter with 2 buttons where as if you pressed 1 the number would go down from 6 to 5, then to 4 etc... and if you pressed the 2nd one it would reset...
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ac hum on audio preamplifier
hey redditors how do you get rid of ac hum on a audio preamp submitted by nuthead100 [link] [11 comments]
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First year student here, im unsure about the GND on top, did i hook up this...
submitted by its-a-me-Murio [link] [54 comments]
View Articleneed help on how to hook up my tv and laptop together wirelessly
I am moving to a new apartment soon and would like my tv and laptop to be wirelessly hooked up. i will not be getting cable since i use my laptop to watch everything anyways. i own a lenovo y470 and...
View ArticleInductive charging for USB devices via steam?
I think there's a market for a USB charger which uses magnetic induction to charge USB devices via a small steam engine. Basically the market is backpacking to compete with solar chargers. Backpackers...
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I want to make something like this, I suspect it should be easy enough, any...
submitted by tarmacc [link] [14 comments]
View ArticleDid anyone ever hear of microtama.com (from Indonesia)? Are they reliable?
The prices seem pretty shady, so I was wondering if anyone heard of them. submitted by aooga [link] [comment]
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