Using a microphone with the RN52 Bluetooth Adapter

Background A request from a customer for advice surrounding our BAL (RN52 Development Kit) product, based on the RN52 Bluetooth Adapter from Microchip, wanting to use the product for streaming audio from a microphone to a separate Bluetooth master recording device using the HFP protocol led to more headaches than we could have expected.  The […]

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Nixie Tube Clock

So as you can see in the video above, I made a nixie tube clock. It looks something like this (infact it looks exactly like this, because this is a picture of it): Below is the schematic for the project, as you can see I’m using 6 IN12 nixie tubes, each with it’s own 74141 […]

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Homebrew GPS

Hey Guys, So this project isn’t actually new, I did this around a year and a half ago, but it’s still cool (I think) and still relevant so I may as well share it. This is my homebrew GPS unit! So the first thing you may notice is it’s not exactly neat, well hey? I […]

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Tremolo Effects Pedal – Part 2!

So you may recall I was designing a tremolo effects pedal for my friend. Well I got the boards back (lovely quality from OSHPark) and soldered them up and, well see for yourself! Above is the circuit for the project, which I have broken down into little bits. Hopefully it’ll be easier to understand that way! […]

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Tremolo Effects Pedal

So for my friends birthday, I decided I’d get him something a little more personal than just a bar of chocolate say, or some money. So I set out to design and build him a Tremolo effects pedal for guitar! First of course, I needed to figure out how a Tremolo pedal works, I’d heard […]

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RTC Using a SeedBoard

Hi everyone, If you haven’t heard, me and my co-partner are building a development board to embed into projects rather than using a full blown Arduino. For more details see this post. Anyway, as one of the first projects for this little board, I have hooked it up to a DS1307 real time clock, and […]

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SeedBoard

Want to see what a SeedBoard can do? Check this post! Note: SeedBoards are currently not for sale, but if you really want one drop me an e-mail and I will get in contact! So big(ish) news guys! Me and my co-partner Jacob Rawson have been developing a small micro-controller dev board in our spare […]

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Blutooth Audio Link – Video!

Above is a video about my Bluetooth Audio Link board REV.1. My revision 2 board is currently up on OSHPark, so go check that out! http://oshpark.com/shared_projects/4JnDnzgH Also if you have got a rev.1 board here are the instructions for making it work properly! Unfortunately there were some design changes needing to be made which I […]

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VFD Tube Clock

Hey people! So a while ago I bought an old Vacuum Florescent Display tube, and attempted to build my own controller for it. Well I’ll keep that story brief but it doesn’t need saying that I failed dramatically, and blew about £60 on it ($96). But I didn’t give up and a couple of weeks […]

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Bluetooth Audio Link

UPDATE: The BAL project has now been redesigned, check the BAL section on the header to see the changes! Hey everyone, So after successfully completing my RGB LED strip lights, I was at a loss for what project to embark on next. I wanted to make something a bit more flashy, and a bit more […]

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