Roby
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  • Robertsdale, AL
  • United States
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Don't Be Ripped Off Buying RTK GPS

Started this discussion. Last reply by Noli Sicad 8 hours ago. 13 Replies

Guys,If you need precise GNSS for your robots then you need RTK. If you don't know much about RTK, you may lose a lot of money (and hair) on weak RTK GNSS systems. I've written a post to show the…Continue

 

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Latest Activity

Noli Sicad replied to Roby's discussion Don't Be Ripped Off Buying RTK GPS
"What flight controllers working on k501g? Is Pixhawk1 working on k501g?"
8 hours ago
Roby replied to Roby's discussion Don't Be Ripped Off Buying RTK GPS
"600-900 USD in low quantity, depending on RTK output rate (price quoted last year -- should less now)"
12 hours ago
Noli Sicad replied to Roby's discussion Don't Be Ripped Off Buying RTK GPS
"How much is this unit - k501g? Less than USD 300 per unit?"
yesterday
Roby replied to Roby's discussion Don't Be Ripped Off Buying RTK GPS
"Henrik -- I'm inclined to take you up on your offer. I've got access to an Emlid Reach. Looks like we need to set up a k501g vs M8P vs REACH shown down!"
Saturday
Henrik Christophersen replied to Roby's discussion Don't Be Ripped Off Buying RTK GPS
"Roby, Yes x 3.  Preliminary data sheet is attached.  However, before selling it and joining your list of undesirables :), we really need to do more testing.  If you are up for it, I can get you a system. …"
Saturday
Roby replied to Roby's discussion Don't Be Ripped Off Buying RTK GPS
"Henrik, Your board with the positional LEDs is super slick. I'm digging that! Did you design it? Is it open source / or are you going to market it? Hey, you're absolutely right that "tough environment" isn't at all…"
Saturday
Henrik Christophersen replied to Roby's discussion Don't Be Ripped Off Buying RTK GPS
"Roby, Those are good questions and I will get you answers!  However, because GPS conditions change continuously, we'll have to come up with some measurement metrics - something meaningful to compare performance to.  For example, we…"
Saturday
Roby replied to Roby's discussion Don't Be Ripped Off Buying RTK GPS
"Thanks Henrik! I'd love to hear more about the M8P's performance in tough environments. Also, can you speak to it's re-acquisition time after losing fix?"
Saturday
Roby replied to Roby's discussion Don't Be Ripped Off Buying RTK GPS
"Chris, out of curiosity I tried the Piksi again a month or so back -- performance still bad."
Saturday
Henrik Christophersen replied to Roby's discussion Don't Be Ripped Off Buying RTK GPS
"Roby, Very interesting article.  Since 2000 I've used Novatel and uBlox receivers on various UAVs, particularly VTOL.  The early uBlox receivers were so-so with firmware changes from uBlox making us lose hair when one…"
Friday

3D Robotics
Chris Anderson replied to Roby's discussion Don't Be Ripped Off Buying RTK GPS
"BTW, I have a Piksi, too, but never got it working well. Should I give up, or have the software updates in the past year or so made it semi-usable?"
Friday
Roby replied to Roby's discussion Don't Be Ripped Off Buying RTK GPS
"Thanks Chris! Hey man, big personal thanks to you for your entire body of work over the past decade -- I've benefitted enormously (silently 'till now) from Pixhawk and this entire community."
Friday

3D Robotics
Chris Anderson replied to Roby's discussion Don't Be Ripped Off Buying RTK GPS
"It's a great guide -- better than anything else I've seen on the subject, and it covers the ones we use such as SwiftNav and Emlid. Super impressed. "
Friday
Roby posted a discussion

Don't Be Ripped Off Buying RTK GPS

Guys,If you need precise GNSS for your robots then you need RTK. If you don't know much about RTK, you may lose a lot of money (and hair) on weak RTK GNSS systems. I've written a post to show the beginner what they need for a super solid precision RTK GNSS. Included are specific companies and prices -- I've not seen this guide anywhere else.…See More
Friday

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About Me:
Husband of 1, Father of 3, Programmer & Roboticist
Please tell us a bit about your UAV interest
Large off road rovers
Hometown:
Robertsdale, Alabama

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