| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| mathew | "Raspberry Pi is going to release a camera module: " | Read more » | about 12 years ago | |||
| mathew | "I don't think I get same back and forth movement you were getting because my wind fins are much lighter, made from strips of the bottle and not the..." | Read more » | about 12 years ago | |||
| mathew | "I don't know if it will hold tension on a balloon-- I've been using it on kites. my next balloon flight I'm going to add a loop of line by tying a ..." | Read more » | over 12 years ago | |||
| mathew | "Thanks Michele, based on your suggestion, I switched to very small carabiners sold for keychains back in April. they work great-- I've had the same..." | Read more » | over 12 years ago | |||
| mathew | "That's the kingfisher! " | Read more » | over 12 years ago | |||
| mathew | "Cool Gina! You'd asked a few questions on the list about georectifying imagery that has previous aerial reference imagery . Consider using ground..." | Read more » | over 12 years ago | |||
| mathew | "cool. White Star Balloons has done some great open hardware work on high altitude balloons as well. Those interested in high altitude ballooning ..." | Read more » | over 12 years ago | |||
| mathew | "cool. if it's a problem, grab a few 1N4001 (or 1N4002,3,4...) diodes from radioshack or any electronics store, they're handy to have around for ju..." | Read more » | over 12 years ago | |||
| mathew | "cool! the 6v signal isn't a problem for the cameras? USB is usually 5v or lower. if there's a problem, you could put a few diodes in the line to d..." | Read more » | over 12 years ago | |||
| mathew | "The long hotdog balloons also bring up another great possibility-- coding ground control points via balloon animals. I look forward to matching up ..." | Read more » | over 12 years ago | |||
| mathew | "the flight restrictions are going to be the same everywhere-- stay away from the airport and under 300 feet. These balloons ARE large enough to ..." | Read more » | over 12 years ago | |||
| mathew | "Great idea with the coded ground control points-- I attached the rendered PDFs for folks who aren't comfortable with code, and made a modified vers..." | Read more » | over 12 years ago | |||
| mathew | "What a perfect fit! I'm really impressed by your design and appropriation of materials. I was just thinking-- Jesse Breen used a CD -sized "milk c..." | Read more » | over 12 years ago | |||
| mathew | "i couldn't find that box on ikea's site-- this is the closest I could find. its a bit big though, in inches: 15 3/4" x 11" x 9 3/4" (5 gallons) in ..." | Read more » | over 12 years ago | |||
| mathew | "beautiful! I'm in love with your hang-ups-- brilliant re-use of those springs. I'd love to see the camera mount inside, but I'm guessing that if i..." | Read more » | over 12 years ago | |||
| mathew | "The pigment doesn't really wear off and I don't have to re-coat the balloon between flights. Next time I make one I'll have to weigh the balloon..." | Read more » | over 12 years ago | |||
| mathew | "this is exceptionally cool, Chris! " | Read more » | over 12 years ago | |||
| mathew | "from a construction standpoint you're certainly right, a rectangle would be easier-- but for legal reasons we have to keep the balloon less than 6'..." | Read more » | over 12 years ago | |||
| mathew | "I love this design, Sal. thanks for sending out the details, and to Pat for writing it up. Side-to-side swinging can't really be corrected for wi..." | Read more » | over 12 years ago | |||
| mathew | "this is an awesome winder design. I love it- great mod. " | Read more » | over 12 years ago | |||
| mathew | "Awesome write-up, and great job on the site planning- you really did your homework! how many cubic feet of helium did you get? $119 is an awefully..." | Read more » | over 12 years ago | |||
| mathew | "Nice writeup, thanks for documenting your CDHK modification too! I know you're using CDHK, but if you're going to use the rubber band method, I'd ..." | Read more » | over 12 years ago | |||
| mathew | "Jeff, if you need to modify the circuit, look at the 555 calculator in my note on 555's. http://publiclaboratory.org/notes/mathew/8-5-2011/adjustab..." | Read more » | almost 13 years ago | |||
| mathew | "the X and H frame kites have a long and excellent history, the local design is probably pretty good. Lots of aerial photography people use similar ..." | Read more » | almost 13 years ago |