# General Discussion **URL:** https://discuss.bluerobotics.com/c/general-discussion/5.md?page=1 [Latest](https://discuss.bluerobotics.com/latest.md) · [Categories](https://discuss.bluerobotics.com/categories.md) · [Tags](https://discuss.bluerobotics.com/tags.md) **Page:** 2 --- ## [BlueBoat gimbal-based camera integration (with watertight enclosure)](https://discuss.bluerobotics.com/t/blueboat-gimbal-based-camera-integration-with-watertight-enclosure/23448)
**Author:** [@danzlot](https://discuss.bluerobotics.com/u/danzlot)\ **Replies:** 17\ **Last updated:** [August 17, 2026, 7:54pm UTC](https://discuss.bluerobotics.com/t/blueboat-gimbal-based-camera-integration-with-watertight-enclosure/23448 "2026-08-17T19:54:16Z")
I am trying to integrate SIYI A8 mini camera (SIYI A8 mini 4K 8MP Ultra HD 6X Digital Zoom Gimbal Camera with 1/1.7" Sony Sensor HDR Starlight Night Vision Mini 3-Axis Stabilizer 95g Lightweight Tiny Size for UAV UGV USV… --- ## [BlueROV2 Python control script not working](https://discuss.bluerobotics.com/t/bluerov2-python-control-script-not-working/23429)
**Author:** [@atanu585](https://discuss.bluerobotics.com/u/atanu585)\ **Replies:** 5\ **Last updated:** [August 14, 2026, 8:42pm UTC](https://discuss.bluerobotics.com/t/bluerov2-python-control-script-not-working/23429 "2026-08-14T20:42:48Z")
Following on from this thread, I have updated the BlueOS and ArduSub versions, but now the keyboard controls through a python script does not work at all. How can I control the ROV through a python script? --- ## [Need help getting the dji osmo action 4 to work with rov](https://discuss.bluerobotics.com/t/need-help-getting-the-dji-osmo-action-4-to-work-with-rov/23403)
**Author:** [@Lincoln](https://discuss.bluerobotics.com/u/Lincoln)\ **Replies:** 2\ **Last updated:** [August 12, 2026, 8:16pm UTC](https://discuss.bluerobotics.com/t/need-help-getting-the-dji-osmo-action-4-to-work-with-rov/23403 "2026-08-12T20:16:19Z")
I am trying to set up a rov to use the dji osmo action 4 to work with blueos and cockpit but I need help to get everything to work (I am very new to all this). I just got a navigator/ raspberry pi 4b to use for my rov. T… --- ## [Failure analysis on O-ring leak](https://discuss.bluerobotics.com/t/failure-analysis-on-o-ring-leak/23419)
**Author:** [@brucelee](https://discuss.bluerobotics.com/u/brucelee)\ **Replies:** 13\ **Last updated:** [August 12, 2026, 5:25pm UTC](https://discuss.bluerobotics.com/t/failure-analysis-on-o-ring-leak/23419 "2026-08-12T17:25:03Z")
hello, i will appreciate if you share your input on the failure analysis on the O-ring leak for the AUV (autonomous underwater vehicle) application. I will appreciate if you share my following additional inquiring: Wh… --- ## [Raspberry Pi 4 (2GB vs. 8GB) for a Sensor-Heavy BlueOS Build?](https://discuss.bluerobotics.com/t/raspberry-pi-4-2gb-vs-8gb-for-a-sensor-heavy-blueos-build/23433)
**Author:** [@pgraven](https://discuss.bluerobotics.com/u/pgraven)\ **Replies:** 2\ **Last updated:** [August 7, 2026, 3:11pm UTC](https://discuss.bluerobotics.com/t/raspberry-pi-4-2gb-vs-8gb-for-a-sensor-heavy-blueos-build/23433 "2026-08-07T15:11:09Z")
I’m looking for some opinions from those of you running more fully-equipped ROVs. Our current build is running BlueOS on a Raspberry Pi 4 2GB, and I’m trying to decide whether the 2GB model is sufficient or if it’s wort… --- ## [What camera are you using instead of the Low-Light HD USB Camera? Or what's your "secret sauce" camera settings?](https://discuss.bluerobotics.com/t/what-camera-are-you-using-instead-of-the-low-light-hd-usb-camera-or-whats-your-secret-sauce-camera-settings/23432)
**Author:** [@pgraven](https://discuss.bluerobotics.com/u/pgraven)\ **Replies:** 0\ **Last updated:** [August 6, 2026, 7:37pm UTC](https://discuss.bluerobotics.com/t/what-camera-are-you-using-instead-of-the-low-light-hd-usb-camera-or-whats-your-secret-sauce-camera-settings/23432 "2026-08-06T19:37:39Z")
We’re continuing to push our ROV into deeper water in Lake Michigan. We’ve been using the Blue Robotics Low-Light HD USB Camera, but I’m curious what others in the community are doing. A few questions: Has anyone rep… --- ## [How would you configure a BR2 heavy for photogrammetry work?](https://discuss.bluerobotics.com/t/how-would-you-configure-a-br2-heavy-for-photogrammetry-work/23427)
**Author:** [@JakobHK](https://discuss.bluerobotics.com/u/JakobHK)\ **Replies:** 3\ **Last updated:** [August 6, 2026, 5:32pm UTC](https://discuss.bluerobotics.com/t/how-would-you-configure-a-br2-heavy-for-photogrammetry-work/23427 "2026-08-06T17:32:33Z")
Hi I am very interested in this platform to replace my horrible Qysea E-Go. I would like to move into undervater photogrametry and later also underwater mapping and harbour wall inspections. I would love to get some feed… --- ## [Beginner needs help to choose platform for my busyness going forward](https://discuss.bluerobotics.com/t/beginner-needs-help-to-choose-platform-for-my-busyness-going-forward/15765)
**Author:** [@JakobHK](https://discuss.bluerobotics.com/u/JakobHK)\ **Replies:** 5\ **Last updated:** [August 4, 2026, 8:07pm UTC](https://discuss.bluerobotics.com/t/beginner-needs-help-to-choose-platform-for-my-busyness-going-forward/15765 "2026-08-04T20:07:51Z")
Hey, i hope someone will be willing to help a beginner. I am a biologist with extended experience in using air drones, documenting the behaviour of marine mammals. Now i moving into the ROV field. I want to use a ROV for… --- ## [Clamshell Water Tight Enclose](https://discuss.bluerobotics.com/t/clamshell-water-tight-enclose/23330)
**Author:** [@abest](https://discuss.bluerobotics.com/u/abest)\ **Replies:** 4\ **Last updated:** [August 4, 2026, 2:58pm UTC](https://discuss.bluerobotics.com/t/clamshell-water-tight-enclose/23330 "2026-08-04T14:58:09Z")
Looking for recommendations on clamshell-style waterproof enclosures for an electronics project. Requirements: Watertight (IP67/IP68 preferred) Clamshell design for easy access and servicing Aluminum or high-strength … --- ## [Loss of Communication - Boat takes off in forward](https://discuss.bluerobotics.com/t/loss-of-communication-boat-takes-off-in-forward/23410)
**Author:** [@rpko](https://discuss.bluerobotics.com/u/rpko)\ **Replies:** 1\ **Last updated:** [August 1, 2026, 3:54pm UTC](https://discuss.bluerobotics.com/t/loss-of-communication-boat-takes-off-in-forward/23410 "2026-08-01T15:54:34Z")
I have used the blueboat on three hydro surveys. The first two were offshore and were successfully completed with autopilot. My last survey was in a marina and had a major failure. The boat was around 200 ft away, I a… --- ## [Water Linked DVL A50 Drift Issue: AUV starts crab-walking / drifting right after ~10m linear travel \[ROS 2 Humble + Video & Code\]](https://discuss.bluerobotics.com/t/water-linked-dvl-a50-drift-issue-auv-starts-crab-walking-drifting-right-after-10m-linear-travel-ros-2-humble-video-code/23407)
**Author:** [@beyza](https://discuss.bluerobotics.com/u/beyza)\ **Replies:** 1\ **Last updated:** [July 31, 2026, 7:16am UTC](https://discuss.bluerobotics.com/t/water-linked-dvl-a50-drift-issue-auv-starts-crab-walking-drifting-right-after-10m-linear-travel-ros-2-humble-video-code/23407 "2026-07-31T07:16:12Z")
Hi everyone, We are developing a custom 8-thruster holonomic AUV running ROS 2 Humble. We have integrated a Water Linked DVL A50 for dead-reckoning position holding and cross-track error correction during forward naviga… --- ## [Cable penetrator for 0.5in cable OD (1500 psi)](https://discuss.bluerobotics.com/t/cable-penetrator-for-0-5in-cable-od-1500-psi/23396)
**Author:** [@smob](https://discuss.bluerobotics.com/u/smob)\ **Replies:** 1\ **Last updated:** [July 28, 2026, 4:47am UTC](https://discuss.bluerobotics.com/t/cable-penetrator-for-0-5in-cable-od-1500-psi/23396 "2026-07-28T04:47:58Z")
Hello all! I am trying to pass a 0.5in cable from a pressure vessel (1500psi) to atmosphere. salt water hydrostatic pressure. My two options are: use or find a cable penetrator rated for the size and pressure or splic… --- ## [New guide: Building Subsea Cameras](https://discuss.bluerobotics.com/t/new-guide-building-subsea-cameras/22300)
**Author:** [@tony-white](https://discuss.bluerobotics.com/u/tony-white)\ **Replies:** 2\ **Last updated:** [July 26, 2026, 3:30am UTC](https://discuss.bluerobotics.com/t/new-guide-building-subsea-cameras/22300 "2026-07-26T03:30:20Z")
Hello! We’ve got a new guide out, aimed at folks interested in putting cameras underwater for just about any application! Dive in to learn the key design choices and trade-offs involved in building a reliable subsea cam… --- ## [Can't connect to blue boat](https://discuss.bluerobotics.com/t/cant-connect-to-blue-boat/23382)
**Author:** [@John59a](https://discuss.bluerobotics.com/u/John59a)\ **Replies:** 1\ **Last updated:** [July 25, 2026, 2:56am UTC](https://discuss.bluerobotics.com/t/cant-connect-to-blue-boat/23382 "2026-07-25T02:56:27Z")
Having replaced the board on the blue boat, I am now not able to connect to the boat and base station. Any suggestions? I have a new BlueBoat. But I cannot connect the boat to my Windows computer via the base station. A… --- ## [Bathymetry using BlueROV2](https://discuss.bluerobotics.com/t/bathymetry-using-bluerov2/23188)
**Author:** [@rconaway](https://discuss.bluerobotics.com/u/rconaway)\ **Replies:** 18\ **Last updated:** [July 24, 2026, 6:36pm UTC](https://discuss.bluerobotics.com/t/bathymetry-using-bluerov2/23188 "2026-07-24T18:36:29Z")
I am a commercial diver for the USDA Forest Service. We recently purchased a BlueROV2 to assist in underwater inspections and data collection for our bridges, reservoirs and appurtenances. We have a need to acquire bat… --- ## [Cannot Connect to BlueROV2 Properly (BACKEND\_OFFLINE)](https://discuss.bluerobotics.com/t/cannot-connect-to-bluerov2-properly-backend-offline/23359)
**Author:** [@dayhong](https://discuss.bluerobotics.com/u/dayhong)\ **Replies:** 2\ **Last updated:** [July 23, 2026, 7:24pm UTC](https://discuss.bluerobotics.com/t/cannot-connect-to-bluerov2-properly-backend-offline/23359 "2026-07-23T19:24:37Z")
Hi everyone, I hope you’re all having a great summer. I’m experiencing several issues with my BlueROV2, but the main problem right now is that I cannot connect to BlueOS properly. Before describing my issue, blew is my… --- ## [Strobes for still imagery](https://discuss.bluerobotics.com/t/strobes-for-still-imagery/19683)
**Author:** [@GavXYZ](https://discuss.bluerobotics.com/u/GavXYZ)\ **Replies:** 2\ **Last updated:** [July 21, 2026, 10:17am UTC](https://discuss.bluerobotics.com/t/strobes-for-still-imagery/19683 "2026-07-21T10:17:58Z")
Has anyone got any strobes that can be synced to a camera that they would recommend? We can minimise streaking from backscatter and motion blur by using a fast shutter but more light would be needed. Most of the best ima… --- ## [ROV pilots wanted - seafloor exploration off NorCal (San Francisco to Monterey)](https://discuss.bluerobotics.com/t/rov-pilots-wanted-seafloor-exploration-off-norcal-san-francisco-to-monterey/23348)
**Author:** [@SF-ROV](https://discuss.bluerobotics.com/u/SF-ROV)\ **Replies:** 0\ **Last updated:** [July 18, 2026, 8:20pm UTC](https://discuss.bluerobotics.com/t/rov-pilots-wanted-seafloor-exploration-off-norcal-san-francisco-to-monterey/23348 "2026-07-18T20:20:01Z")
Hello, I’m running a personal seafloor exploration project off Northern California, initially between San Francisco and Monterey. The short version: there’s a lot of public high-resolution bathymetry off this coast poin… --- ## [UART Tx issues for custom extension](https://discuss.bluerobotics.com/t/uart-tx-issues-for-custom-extension/23323)
**Author:** [@misterlister](https://discuss.bluerobotics.com/u/misterlister)\ **Replies:** 6\ **Last updated:** [July 14, 2026, 7:59pm UTC](https://discuss.bluerobotics.com/t/uart-tx-issues-for-custom-extension/23323 "2026-07-14T19:59:15Z")
Hi there, I’ve been developing a custom extension for blueOS that integrates some external components. I’ve overridden the Autopilot Parameters so that I can use the UART connections for different devices than the defau… --- ## [Bar30 stopped working](https://discuss.bluerobotics.com/t/bar30-stopped-working/23302)
**Author:** [@nurjan14](https://discuss.bluerobotics.com/u/nurjan14)\ **Replies:** 2\ **Last updated:** [July 12, 2026, 6:03pm UTC](https://discuss.bluerobotics.com/t/bar30-stopped-working/23302 "2026-07-12T18:03:22Z")
Hello there, I having an with barometer (bar30), it simply stoped working after some time while the rov wasn’t move at all. Only difference is newer ardisun version stable 4.5.7 Checked the cabling and seems ok, no vis… --- ## [Has anyone mounted a pressure washer wand/nozzle on an ROV before?](https://discuss.bluerobotics.com/t/has-anyone-mounted-a-pressure-washer-wand-nozzle-on-an-rov-before/2410)
**Author:** [@TinyDiver](https://discuss.bluerobotics.com/u/TinyDiver)\ **Replies:** 11\ **Last updated:** [July 12, 2026, 3:30am UTC](https://discuss.bluerobotics.com/t/has-anyone-mounted-a-pressure-washer-wand-nozzle-on-an-rov-before/2410 "2026-07-12T03:30:19Z")
We need to pressure wash the walls inside of a water tank - just wondering if anyone has mounted a pressure washer spray wand/nozzle onto an ROV before? Other option is divers doing the pressure washing. --- ## [3000m depth enclosure](https://discuss.bluerobotics.com/t/3000m-depth-enclosure/23285)
**Author:** [@eric84200](https://discuss.bluerobotics.com/u/eric84200)\ **Replies:** 4\ **Last updated:** [July 9, 2026, 3:29pm UTC](https://discuss.bluerobotics.com/t/3000m-depth-enclosure/23285 "2026-07-09T15:29:50Z")
Hi everyone, I have built a 4k camera that fits perfectly inside the 3" enclosure. But i am limited to 750m depth with the acrylic dome and 1000m with the enclosure ( aluminium ) . I would like to make a thicker enclos… --- ## [San Francisco-based, planning nearshore ROV project - deciding BlueROV2 Heavy vs. Chasing M2 Pro Max, would love to learn from people who've done this](https://discuss.bluerobotics.com/t/san-francisco-based-planning-nearshore-rov-project-deciding-bluerov2-heavy-vs-chasing-m2-pro-max-would-love-to-learn-from-people-whove-done-this/23291)
**Author:** [@SF-ROV](https://discuss.bluerobotics.com/u/SF-ROV)\ **Replies:** 3\ **Last updated:** [July 6, 2026, 11:20pm UTC](https://discuss.bluerobotics.com/t/san-francisco-based-planning-nearshore-rov-project-deciding-bluerov2-heavy-vs-chasing-m2-pro-max-would-love-to-learn-from-people-whove-done-this/23291 "2026-07-06T23:20:34Z")
Hi all, I’m based in San Francisco and getting ready to start a hobby project: systematically triaging California bathymetry for seafloor structures, then going out to confirm them with an ROV. Open to finding wrecks or… --- ## [BlueBoat Used for Lagoon and Estuary Monitoring in California](https://discuss.bluerobotics.com/t/blueboat-used-for-lagoon-and-estuary-monitoring-in-california/23282)
**Author:** [@Tyler](https://discuss.bluerobotics.com/u/Tyler)\ **Replies:** 0\ **Last updated:** [July 3, 2026, 1:42pm UTC](https://discuss.bluerobotics.com/t/blueboat-used-for-lagoon-and-estuary-monitoring-in-california/23282 "2026-07-03T13:42:53Z")
California Trout, a nonprofit conservation organization focused on healthy waters and wild fish in California, has a great write up on a BlueBoat based monitoring project for coastal lagoons and estuaries. The project is… --- ## [ROV leak isolation assis](https://discuss.bluerobotics.com/t/rov-leak-isolation-assis/23260)
**Author:** [@Ferbin](https://discuss.bluerobotics.com/u/Ferbin)\ **Replies:** 2\ **Last updated:** [July 2, 2026, 3:50pm UTC](https://discuss.bluerobotics.com/t/rov-leak-isolation-assis/23260 "2026-07-02T15:50:32Z")
when we were pool testing our ROV recently we had a leaking issue in it. And to debug/ isolate the penetrator which caused the issue we had to remove every single one of them. So, I was wondering are there any ways that … --- ## [Blue Boat connection problems](https://discuss.bluerobotics.com/t/blue-boat-connection-problems/23248)
**Author:** [@John59a](https://discuss.bluerobotics.com/u/John59a)\ **Replies:** 3\ **Last updated:** [June 27, 2026, 5:15pm UTC](https://discuss.bluerobotics.com/t/blue-boat-connection-problems/23248 "2026-06-27T17:15:03Z")
I’m getting power; however there’s no connection coming through the Ethernet switch when transferring to Port 1. There is power on the main ethernet switch it just won’t work on the adapter for the side sonar ?? Any a… --- ## [HGLRC Zeus 60A ESC BL32 3-6S 4in1 M3 with Heat Sink with M200 motors and T200 Thrusters](https://discuss.bluerobotics.com/t/hglrc-zeus-60a-esc-bl32-3-6s-4in1-m3-with-heat-sink-with-m200-motors-and-t200-thrusters/23238)
**Author:** [@Dwarakesh](https://discuss.bluerobotics.com/u/Dwarakesh)\ **Replies:** 3\ **Last updated:** [June 26, 2026, 10:15pm UTC](https://discuss.bluerobotics.com/t/hglrc-zeus-60a-esc-bl32-3-6s-4in1-m3-with-heat-sink-with-m200-motors-and-t200-thrusters/23238 "2026-06-26T22:15:47Z")
I was able to set up this ESC (HGLRC Zeus 60A ESC BL32) to make it work with the M200 motors. The ESC was set to allow for Bidirectional3D motion to allow for CW and CCW rotation, but I noticed that the M200 is asymmetri… --- ## [Robotics Engineer for Hire](https://discuss.bluerobotics.com/t/robotics-engineer-for-hire/23176)
**Author:** [@jngk92](https://discuss.bluerobotics.com/u/jngk92)\ **Replies:** 1\ **Last updated:** [June 26, 2026, 8:01pm UTC](https://discuss.bluerobotics.com/t/robotics-engineer-for-hire/23176 "2026-06-26T20:01:40Z")
Hello, I’m an instrumentation engineer based in Europe interested in taking on paid project work in ROV development, either full-time employment or contract work. I’m finishing a fixed-term contract at a research instit… --- ## [Thruster spins when armed](https://discuss.bluerobotics.com/t/thruster-spins-when-armed/11512)
**Author:** [@Fjosen](https://discuss.bluerobotics.com/u/Fjosen)\ **Replies:** 12\ **Last updated:** [June 24, 2026, 4:46pm UTC](https://discuss.bluerobotics.com/t/thruster-spins-when-armed/11512 "2026-06-24T16:46:16Z")
Hello. I have one problem on my bluerov 4 motor spins when pixhawk is armed. I have tried to tune this in RC 1,2,3,4,5,6 settings, by chaging zero point. But when i change zero setting in RC 1,2 (noting happen). My ps4… --- ## [How to set a trim value for a servo to start a 1100 PWM](https://discuss.bluerobotics.com/t/how-to-set-a-trim-value-for-a-servo-to-start-a-1100-pwm/23214)
**Author:** [@achat](https://discuss.bluerobotics.com/u/achat)\ **Replies:** 2\ **Last updated:** [June 23, 2026, 7:31am UTC](https://discuss.bluerobotics.com/t/how-to-set-a-trim-value-for-a-servo-to-start-a-1100-pwm/23214 "2026-06-23T07:31:42Z")
Hello, I did buy some underwater servo to tilt a camera on my Bluerov. At startup, the tilt value is 1500. Is it possible to set a 1100 pwm value at startup? I tried changing the SERVO\_12 trim value but I cannot make it… [Previous page](https://discuss.bluerobotics.com/c/general-discussion/5.md) [Next page](https://discuss.bluerobotics.com/c/general-discussion/5.md?page=2)