Search found 996 matches

by Daniel Wee
Thu 12 Aug 12 2010 5:06 pm
Forum: Projects
Topic: Video Cameras characterization
Replies: 7
Views: 51784

Video Cameras characterization

In this test, the pickup element was a helical antenna tuned to the 70cm (433MHz) band so you can expect extra sensitivity at these frequencies. The markers are placed at 432.1MHz (UHF LRS band) and 1.575GHz (GPS L1 band). These markers are labelled "1" and "2" respectively (in r...
by Daniel Wee
Tue 10 Aug 10 2010 7:02 pm
Forum: Projects
Topic: Video Receivers characterization
Replies: 3
Views: 26238

Video Receivers characterization

I just did a side-by-side comparison between the Lawmate 2.4GHz receiver (which uses ComTech modules), the IF 2.4GHz receiver, a Chinese 2.4GHz video receiver that uses Airwave modules internally, and the Foxtech RC302 2.4GHz receiver. In this test, all were connected to an unmodulated 15mW source t...
by Daniel Wee
Mon 09 Aug 09 2010 10:09 pm
Forum: Projects
Topic: Video transmitters characterization
Replies: 2
Views: 24186

Lawmate LM500 2.4GHz Video Transmitter

Lawmate LM500 2.4GHz Video Transmitter http://www.nghobbies.com/cart/index.php?main_page=product_info&cPath=36&products_id=87 The Lawmate LM500 transmitter is one of the most popular 2.4GHz transmitter modules. It is so named due to the 500mW rated output power. They are very compact (weigh...
by Daniel Wee
Mon 09 Aug 09 2010 7:12 pm
Forum: Support
Topic: DragonOSD+ saves the day
Replies: 14
Views: 51525

Re: DragonOSD+ saves the day

DOSD+ saves my plane (6 min 15 sec) sXbAAfCoQ7U What a relief! I bought DOSD+ to help get me out of scrapes as well as because I love the technology. On this day Dragon OSD paid for itself by saving my Twinstar, motors, ESCs, servos, camera, video Tx, Dragon Link, IMU, GPS and hours of work from be...
by Daniel Wee
Mon 09 Aug 09 2010 7:10 pm
Forum: Support
Topic: DragonOSD+ saves the day
Replies: 14
Views: 51525

DragonOSD+ saves the day

DragonLabs saved my A** twice today. Sorry no video was recorded. I was test flying my Skywalker setup today. 1st flight I trimmed plane for level flight. Just visual / FPV flying to get use to how the Skywalker flies. A short test of RTH with settings from here. RTH performed outstanding. Stayed w...
by Daniel Wee
Mon 09 Aug 09 2010 1:06 pm
Forum: Support
Topic: DragonOSD+ firmware upgrading
Replies: 140
Views: 297043

Version 11.42

Version 11.42

1. Internal changes to how OINTEGERV is enumerated
2. Reduced extraneous precision in peak values reporting

Daniel
by Daniel Wee
Sun 08 Aug 08 2010 9:46 pm
Forum: Support
Topic: DragonOSD+ GPS modules
Replies: 3
Views: 23587

Re: DragonOSD+ GPS modules

  • Locosys LS20031 - recommended
    Flytron FGPMMOPA6B - not recommended
Daniel
by Daniel Wee
Mon 02 Aug 02 2010 2:13 am
Forum: Space Balloon Project
Topic: video Tx's
Replies: 2
Views: 16464

Re: video Tx's

Quite a lot of guys have done 10km. Usually you will need a high gain antenna and a good transmitter.

Daniel
by Daniel Wee
Sat 31 Jul 31 2010 6:47 pm
Forum: Support
Topic: DragonOSD+ firmware upgrading
Replies: 140
Views: 297043

Version 11.4

Version 11.4

1. Fixed a bug with the UINTEGERV enumeration

Daniel
by Daniel Wee
Sat 31 Jul 31 2010 4:47 pm
Forum: Support
Topic: DragonOSD+ firmware upgrading
Replies: 140
Views: 297043

Version 11.3

Version 11.3

1. Added commands to allow more accurate estimate of available log space
2. Some changes to GPS start-up delay
3. Fixed some minor computation errors for available log space

Daniel