circuit
circuit


Author Comment Last activity Moderation
danbeavers "Nicholas - There are a lot of how-to instructions on etching circuit boards on the Internet if that is what you want to know. I plan on documentin..." | Read more » over 9 years ago
nicholas "This is fantastic!!! Would love to see the resulting how-to. Also, random fact which may or may not have anything to do with etching, pennies mad..." | Read more » over 9 years ago
ajawitz "The "REVA" board looks awesome! It looks like you can get a lot of the components you use at Adafruit now for a good price too, so that might help..." | Read more » almost 10 years ago
warren "woohoo! http://publiclab.org/notes/donblair/02-28-2014/thermal-flashlight-reva-mostly-built " | Read more » about 10 years ago
donblair "Here she is! IR sensor hasn't yet been placed, but here's the basic idea: https://www.youtube.com/watch?v=nI041unDNr8 " | Read more » about 10 years ago
donblair "Hi Jeff -- great idea! That's how they currently do it on the mchck.org design, too. For reference, students could use the LeoStick Eagle design f..." | Read more » about 10 years ago
warren "I wonder if we could do both USB types, at least on the board? Jack, do you think adding a USB stick thing would be an interesting thing for your ..." | Read more » about 10 years ago
donblair "Thanks Jack! Great to hear re: your surface mount experience. I'm looking forward to trying it out myself. I haven't ordered a stencil -- but tha..." | Read more » about 10 years ago
warren "wow don!!! is that avr a version with built in USB? could we add a USB dongly thing like the visualight board has? " | Read more » about 10 years ago
JSummers "Hi Don, That looks really good! Did you order a stencil too? I just had my first experience soldering with paste solder and a stencil, and I was..." | Read more » about 10 years ago
warren "image broken? jack - the "diy" version is the one I have, but I dunno if that's the one theyre currently selling. but are the 4 holes we want on t..." | Read more » about 10 years ago
donblair "Hi All, Great discussion here. It sounds to me like designing the breakout board for the Visualight would be an excellent student project, and co..." | Read more » about 10 years ago
JSummers "That last comment surprised me. Turns out there are three versions of the board at the github site; The one I was looking at has four holes on 0.2"..." | Read more » about 10 years ago
warren "And indeed the eagle files also show 5 holes. The Fritzing diagram was actually just a screenshot of the Eagle board file, Photoshopped over a Frit..." | Read more » about 10 years ago
warren "It has five holes. The Fritzing diagram was a crude reproduction by me, so it's not likely to be accurate. The Eagle files are from Visualight; the..." | Read more » about 10 years ago
JSummers "Hi Jeff, I downloaded the eagle files that you can get to from the link that you reference and used the measurement tool in eagle to get the heade..." | Read more » about 10 years ago
warren "Sure, that'd be interesting. Do you think Don's are too complex? You know, I'm not sure what the spacing is on the Visualight. Do you think you co..." | Read more » about 10 years ago
JSummers "Hi Jeff, I plan to have some of my students make a few simple pcbs to introduce the eagle software and teach some quick and dirty fab methods. I ..." | Read more » about 10 years ago
donblair "Alright, I've changed the design to use a 32u4 processor (like the Leonardo), based on the Adafruit Flora schematic. The layout isn't quite finish..." | Read more » about 10 years ago
donblair "Cool, I just added a screw terminal footprint, and a footprint for a resistor -- so now it's also a thermal fishing bob device (the board layout in..." | Read more » about 10 years ago
donblair "... this is sort of 'mission creep', but: if we add a footprint for a screw terminal and an extra resistor, we could connect up a thermistor -- and..." | Read more » about 10 years ago
donblair "Woohoo! Sure thing -- I'll ask Ray re: his process (and if he has any spare components lying about), and get an ETA on ordering a PCB (from OSH Pa..." | Read more » about 10 years ago
warren "Wow, so much progress! Don, if the PL nonprofit subsidized it, would you be able to order this and assemble a prototype to test it out? " | Read more » about 10 years ago
donblair "For what it's worth: I just added a header to the board to break out pins A0,A1,A2,D3, D5, D6, SDA, SCL (the I2C bus), VCC, and GND -- so that folk..." | Read more » about 10 years ago