Search found 243 matches

by admin
Tue Apr 04, 2017 2:00 pm
Forum: FAQ
Topic: Manually entered distances reset and hedghog loses position
Replies: 3
Views: 950

Re: Manually entered distances reset and hedghog loses position

Manually entering distances when the map is not frozen seems to work, however, using the scan channel pairs function when the map is not frozen, then writing the table (map still not frozen) appears to work until you freeze the map, at which point the map goes back to its previous values or blank. ...
by admin
Tue Apr 04, 2017 1:54 pm
Forum: FAQ
Topic: Getting x and y coordinates from Hedgehog with 5 beacons to arduino
Replies: 3
Views: 577

Re: Getting x and y coordinates from Hedgehog with 5 beacons to arduino

aesulus wrote:Could you fix the above link? The link http://www.marvelmind.com/downloads/hedgehog_sample_uart_v4.zip for the arduino UART interface v4 seems to be broken.



Thank you for highlighting. It shall work now.
by admin
Sat Apr 01, 2017 8:03 pm
Forum: FAQ
Topic: Fast speed motion
Replies: 1
Views: 318

Re: Fast speed motion

Could we use this for tracking "fast" speed motion? Say up to 5m/s. How much Doppler could affect results? By the way, the latest firmware/software release is great. Thanks for the hard work. Thank you for the feedback! Yes, we have tested with rather fast moving copters. It worked well: ...
by admin
Mon Mar 27, 2017 11:05 am
Forum: FAQ
Topic: Beacon HW v4.9 external interface 4x4 pinout
Replies: 0
Views: 340

Beacon HW v4.9 external interface 4x4 pinout

Hello,

Before the updated Operating Manual is published, here is the Beacon HW v4.9 external interface 4x4 pinout attached.
Additionally: download/file.php?id=116

Kind regards,
Maxim
by admin
Thu Mar 23, 2017 7:54 am
Forum: FAQ
Topic: Beacon Reset Connection on Write All click from Dashboard
Replies: 11
Views: 1107

Re: Beacon Reset Connection on Write All click from Dashboard

Hello all, I am using Dashboard V5.06. The beacon FW version is V5.41.22. Every time i change a parameter, and click on write all button, the connection resets and i lose the connection to the board. Upon reconnection, the parameter that i thought i changed, remains the same! Other beacons dont hav...
by admin
Mon Mar 13, 2017 10:06 pm
Forum: FAQ
Topic: Charging beacons?
Replies: 3
Views: 1280

Re: Charging beacons?

The user manual says the following about charging: "Make sure that the power switch is ON. Otherwise, the battery is fully disconnected and won’t be charged." Is this referring to the power switch of the computer, or the beacons? Do both switches on the board need to be in the up position...
by admin
Mon Mar 13, 2017 2:26 pm
Forum: FAQ
Topic: Slow location update rate after installing 5.41a/5.44
Replies: 2
Views: 425

Re: Slow location update rate after installing 5.41a/5.44

Solved it: Radio profile was back to 38k in stead of 500Kbps Changed it to 500 Kbps, everything is fine again. Hendrik Thank you for sharing. Yes, default settings are pretty safe, but far from peak performance. Yes, to get the highest update rate, the radio profile on all beacons and the modem mus...
by admin
Sun Mar 12, 2017 3:52 pm
Forum: FAQ
Topic: Security for GPS indoor
Replies: 1
Views: 436

Re: Security for GPS indoor

I wonder oneday GPS indoor system is accessed by anyone not me. What have I do to secure the system? Hello, As discussed over email, current SW version doesn't bring much security. So, if there is a system nearby with similar settings, it is possible to interfere and even take over the control. But...
by admin
Sun Mar 12, 2017 3:48 pm
Forum: FAQ
Topic: calibration and oscilloscope capture
Replies: 1
Views: 401

Re: calibration and oscilloscope capture

I have 4 stationary beacons at 4 corners of a square. The square is with ~2m length sides. Beacon 48 and 58 are on the opposite corners. That is ~2.8m away. However, the distance measure turns out to be 0.35m. 1) I did ultrasonic self-calibration. Note that Amplifier Limitation is only 1850. cal.jp...
by admin
Sun Mar 12, 2017 3:38 pm
Forum: FAQ
Topic: "RX normal" "RX frozen"
Replies: 1
Views: 339

Re: "RX normal" "RX frozen"

What are these two mean? Working with the system consists of two steps: 1) Building the map of stationary beacons and freezing the map 2) Using the frozen map and ready to use system with stationary beacons in the already known positions to measure the position of the mobile beacons In quite a few ...

Go to advanced search