Category Archives: Uncategorized

We’re having a thermal problem in an underwater housing for a pulsed laser system at work. It turns out the problem is that heat isn’t adequately being pulled away from the laser and the TEC eventually goes into thermal runaway. The quick solution is to switch the main laser power off when it’s not being …

Continue reading “CNC Relay Board”

Update Nope, doesn’t work at all. YouTube it is. Original Post So there’s been an update to the WordPress iPhone app since the last time I tried it. Last time, the video uploading feature didn’t work very well so let’s give it a go now. Here goes a video we took testing a 2D laser …

Continue reading “Trying Video from the WordPress App Again”

Woot! I managed to revive all my old posts that were lost when my server died. I had to rework the posts a bit to get the embedded content straightened out but it looks like they’re now all correct. The new site still needs a lot of work to look decent but I’m really happy …

Continue reading “Old Posts are Back”

I’ve been getting pinged occasionally for PyZenity because my server died and it’s no longer up on my website. That’s mostly procrastination on my part so here goes a link to the current version: PyZenity-0.1.7.tar.gz UPDATE The PyZenity page is back up here.

Finally got the website back up and running. Now time to poke around the new WordPress and see what’s new…

Here’s a quick post to test out the new WordPress and give a quick update to the goings on at Harbor Branch On September 24th, Harbor Branch opened it’s doors to the public to celebrate National Estuaries Day. There were activities for the kids and guided tours around campus. Our engineering group decided to put …

Continue reading “WordPress Test and National Estuaries Day”

I purchased some nice serial to Bluetooth adapters from Roving Networks so we can work with the DRONE platform wirelessly.  The nice thing about them is they have their own rechargeable battery built in which makes them really easy to use and setting up two to form a wireless RS-232 cable was as simple as …

Continue reading “DRONE In The Lake”

I started working with the DRONE controller software again.  Here’s a picture of the DRONE, Had a bit of an issue determining the IP address of the controller but no worries, Wireshark to the rescue!  I set Wireshark to probe the network looking for DHCP packets and read the IP address out of the DHCP …

Continue reading “Working with the DRONE”

Success.  This morning I cut the trace wiring the bipolar/unipolar pin to ground and soldered a jumper to 3.3V.  Everything seem to be working fine now and I’m getting reasonable data to my GUI.