FYI Just thought I'd share my GPS Mod page! I added an internal preamp to my Garmin GPS-35HVS TracPak. This is the HVS (12v) version. It is still in the vehicle and working great. Harry KC5TRB,

GPSL APRS data on 144.34MHz captured by Dan Miller, KE4SLC, in Salina, KS has been sorted in an EXCEL workbook first by payload, then by time. Primary data fields are TIME [UTC], LATITUDE [DD.dd..],

As I was thinking about this question, it occured to me - it was probably answered at the GPSL symposium. IF that is the case you can ignore it and I'll accept the consequences of my absence. How are

I never could get anything out of thetoner-transfer systems. I'm now using the photo-resist techniques fromplaces like DigiKey and Jameco (among others). I think they're all aboutthe same. - Make

NSTAR used an 800g balloon, lift was about 13.8 lbs (breezy at the time), total suspended weight 11.0 lbs. - Mark

Hi Don, I did a presentation on making PCBs at GPSL. I als have a step by step guide on my web site at: http://www.kd7lmo.net/tech_pcb.html There is a list of vendors and software included. I

This is the basic method I used in the past. What I used, in the past, was much the same, except, and this just came to me, for the photo transparency. My kit was made up of a photo resist ink and I

Actually Michael it was your page that got me to thinking about this. I looked at your pictures URL you sent earlier and got sidetracked viewing your information. I saw your Micro Beacon (sent you an

Don, The big change is that the transparency (positive or negative, there are PCB emulsions of both varieties) is made full-size DIRECTLY on a transparent film right in the laser printer directly

Fellow balloonatics, Unless we want to advance the notion that ham radio ballooning is one of the most secretive activities within a hobby that already suffers in general from inadequate and

As Mark will attest, I'm always begging for this sort of information (sometimes even begging won't work) for the same reason as Bill, except it's for LIFTWIN which is based heavily on Bill's DOS

Thanks for filling in some of the gaps Hank! I think I got it. The light bulb started glowing with the "OH" in my previous email. Let me see if I have this right. Create traces (artwork

What's remarkable is that KA0JLF and N9XTN got about the same profile from substantially different trains. N9XTN used a single 800g balloon, while KA0JLF used one each of a 600g and 300g balloon.

Thought I'd forward this along. 73 -- Rick, N0KKZ

http://www.kd7lmo.net/gpsl2002.html From left to right in the bottom three images on the page: HABITAT (2 balloons, 1 payload string) EOSS NSTAR Traveler KD0FW TVNSP I may have Traveler and KD0FW

I must say, I was very pleased with the 600/300 gram combination. I will be doing more testing with this in the near future. Please correct me if I'm wrong. I think Project Traveler used a 600 gram

Oh, let me say it was a Blast with all the groups. If ANY of you are interested in doing something like this again, please let me know. I hope to see all of you and more next year. IMHO, 6 was MUCH,

Yes, I did fly an 800. Here's a summary: HABITAT: 600/300 combo EOSS: 1200 NSTAR: 800 Traveler: 600 KD0FW: 1200 TVNSP: 1200 I used approx. 280 cu ft in my balloon. I used a full

I believe I bought my first setup from Jameco, andthey were very helpful - even went and opened up a package to read theinstructions to me. Since then I've been buying from Digikey becausethat's

Numbering the suspects from left to right, starting with the front row, ending with #18 far right, back row. I know three for sure Paul, Mark, and Mike Manes (the latter from an old photo I saw on a