# General Discussion **URL:** https://discuss.bluerobotics.com/c/general-discussion/5.md [Latest](https://discuss.bluerobotics.com/latest.md) · [Categories](https://discuss.bluerobotics.com/categories.md) · [Tags](https://discuss.bluerobotics.com/tags.md) --- ## [2026 MTS ROV Photo Challenge - submissions close 30/October](https://discuss.bluerobotics.com/t/2026-mts-rov-photo-challenge-submissions-close-30-october/23509)
**Author:** [@EliotBR](https://discuss.bluerobotics.com/u/EliotBR)\ **Replies:** 0\ **Last updated:** [August 24, 2026, 5:06pm UTC](https://discuss.bluerobotics.com/t/2026-mts-rov-photo-challenge-submissions-close-30-october/23509 "2026-08-24T17:06:32Z")
Hi folks! Our friends over in the Marine Technology Society (MTS) have opened up entries for their 2026 ROV photo challenge, until 30/October. This challenge is open to everyone in the ROV community and is about celeb… --- ## [How to Use the Blue Robotics Forums (Please Read)](https://discuss.bluerobotics.com/t/how-to-use-the-blue-robotics-forums-please-read/10521)
**Author:** [@EliotBR](https://discuss.bluerobotics.com/u/EliotBR)\ **Replies:** 6\ **Last updated:** [June 10, 2024, 1:33am UTC](https://discuss.bluerobotics.com/t/how-to-use-the-blue-robotics-forums-please-read/10521 "2024-06-10T01:33:37Z")
Hello, and welcome to our forums! :smiley: This is a space for our awesome community to share, discuss, and explore exciting ideas, projects, and products in the marine robotics space. We’re here to support and interact… --- ## [Pre-dive hazard scanning on a BlueROV2-class vehicle - what would make you trust the output?](https://discuss.bluerobotics.com/t/pre-dive-hazard-scanning-on-a-bluerov2-class-vehicle-what-would-make-you-trust-the-output/23766)
**Author:** [@francolinx](https://discuss.bluerobotics.com/u/francolinx)\ **Replies:** 1\ **Last updated:** [October 22, 2026, 10:12pm UTC](https://discuss.bluerobotics.com/t/pre-dive-hazard-scanning-on-a-bluerov2-class-vehicle-what-would-make-you-trust-the-output/23766 "2026-10-22T22:12:53Z")
Hey everyone. I’m scoping out a problem in commercial diving and wanted to sanity check it with people who actually run ROVs. The idea: ROV flies the site before any diver enters, and a DGX Spark (NVIDIA GB10, 128GB uni… --- ## [Looking to sell - Low-cost open source AUV + spares (or individual parts)](https://discuss.bluerobotics.com/t/looking-to-sell-low-cost-open-source-auv-spares-or-individual-parts/23471)
**Author:** [@kushion](https://discuss.bluerobotics.com/u/kushion)\ **Replies:** 1\ **Last updated:** [October 22, 2026, 11:31am UTC](https://discuss.bluerobotics.com/t/looking-to-sell-low-cost-open-source-auv-spares-or-individual-parts/23471 "2026-10-22T11:31:47Z")
Hi all, I recently open sourced OpenMantaClaus, the low-cost AUV I independently built and used for the SAUVC competition, achieving 2nd place. Having completed the competition and no plans for further research on this… --- ## [BlueROV2 Insurance](https://discuss.bluerobotics.com/t/bluerov2-insurance/23760)
**Author:** [@kurty](https://discuss.bluerobotics.com/u/kurty)\ **Replies:** 3\ **Last updated:** [October 22, 2026, 6:24am UTC](https://discuss.bluerobotics.com/t/bluerov2-insurance/23760 "2026-10-22T06:24:18Z")
Does anyone have “hull insurance” for their BlueROV2 to protect against loss of equipment? --- ## [T500 is not stopping on 1500 PWM](https://discuss.bluerobotics.com/t/t500-is-not-stopping-on-1500-pwm/23762)
**Author:** [@Harshada](https://discuss.bluerobotics.com/u/Harshada)\ **Replies:** 1\ **Last updated:** [October 21, 2026, 4:13pm UTC](https://discuss.bluerobotics.com/t/t500-is-not-stopping-on-1500-pwm/23762 "2026-10-21T16:13:44Z")
Hello everyone, I am using an STM32 to control a T500 thruster through PWM signals. Since the STM32 outputs 3.3 V logic levels, I am facing an issue where the thruster does not stop properly in forward or reverse mode a… --- ## [Premature Corrosion/Damage on Blue Robotics T200 Motor Core in Bengaluru, India](https://discuss.bluerobotics.com/t/premature-corrosion-damage-on-blue-robotics-t200-motor-core-in-bengaluru-india/23763)
**Author:** [@divyansh](https://discuss.bluerobotics.com/u/divyansh)\ **Replies:** 1\ **Last updated:** [October 21, 2026, 4:10pm UTC](https://discuss.bluerobotics.com/t/premature-corrosion-damage-on-blue-robotics-t200-motor-core-in-bengaluru-india/23763 "2026-10-21T16:10:15Z")
Premature Corrosion/Damage on Blue Robotics T200 Motor Core in Bengaluru, India Hello Blue Robotics Team, I am using a Blue Robotics T200 thruster for a robotics application in Bengaluru, India, and I have noticed signi… --- ## [Embedded / robotics engineer available for ROV & AUV contract work](https://discuss.bluerobotics.com/t/embedded-robotics-engineer-available-for-rov-auv-contract-work/23761)
**Author:** [@TOPESHO0](https://discuss.bluerobotics.com/u/TOPESHO0)\ **Replies:** 0\ **Last updated:** [October 21, 2026, 12:14am UTC](https://discuss.bluerobotics.com/t/embedded-robotics-engineer-available-for-rov-auv-contract-work/23761 "2026-10-21T00:14:11Z")
Hey everyone, I’m a senior electrical and computer engineering student and the software lead of a university AUV team that has qualified for SAUVC twice. Most of my work sits between the hardware and the software: embe… --- ## [Cockpit vrs QGroundControl, Oculus, and strong currents](https://discuss.bluerobotics.com/t/cockpit-vrs-qgroundcontrol-oculus-and-strong-currents/23757)
**Author:** [@jeabramian](https://discuss.bluerobotics.com/u/jeabramian)\ **Replies:** 3\ **Last updated:** [October 20, 2026, 8:04pm UTC](https://discuss.bluerobotics.com/t/cockpit-vrs-qgroundcontrol-oculus-and-strong-currents/23757 "2026-10-20T20:04:59Z")
Hello everyone, I’ve just acquired a BlueRov2 and an Oculus scaner. I’ve installed them and tried them, but I am somewhat confused: I am using Cockpit, connecting directly to the ROV. However, I read that there is an… --- ## [Call for Practical Experiences & Media: Improving Visibility in Murky Water (Lighting, Filters, Cameras & AI)](https://discuss.bluerobotics.com/t/call-for-practical-experiences-media-improving-visibility-in-murky-water-lighting-filters-cameras-ai/23721)
**Author:** [@Unterwasserpilot](https://discuss.bluerobotics.com/u/Unterwasserpilot)\ **Replies:** 4\ **Last updated:** [October 19, 2026, 1:20pm UTC](https://discuss.bluerobotics.com/t/call-for-practical-experiences-media-improving-visibility-in-murky-water-lighting-filters-cameras-ai/23721 "2026-10-19T13:20:22Z")
Hello everyone, For an in-depth practical article on Unterwasserpilot (a German-language online publication and forum for ROVs and underwater drones), I am currently researching optical visibility improvement and image … --- ## [Blue Robotics Bar30 (MS5837-30BA) with FTDI C232HM-EDHSL-0](https://discuss.bluerobotics.com/t/blue-robotics-bar30-ms5837-30ba-with-ftdi-c232hm-edhsl-0/23735)
**Author:** [@rajithapalipana](https://discuss.bluerobotics.com/u/rajithapalipana)\ **Replies:** 3\ **Last updated:** [October 18, 2026, 8:02am UTC](https://discuss.bluerobotics.com/t/blue-robotics-bar30-ms5837-30ba-with-ftdi-c232hm-edhsl-0/23735 "2026-10-18T08:02:58Z")
I am trying to interface a Blue Robotics Bar30 (MS5837-30BA) to an embedded Linux RFSoC platform using an FTDI C232HM-EDHSL-0 (FT232H) cable and PyFtdi 0.57.2. Configuration: FTDI C232HM-EDHSL-0 PyFtdi 0.57.2 I²C freq… --- ## [Intermittent Depth Errors with Bar100 Pressure Sensor on Navigator + Raspberry Pi 4](https://discuss.bluerobotics.com/t/intermittent-depth-errors-with-bar100-pressure-sensor-on-navigator-raspberry-pi-4/23731)
**Author:** [@divyansh](https://discuss.bluerobotics.com/u/divyansh)\ **Replies:** 2\ **Last updated:** [October 15, 2026, 6:40pm UTC](https://discuss.bluerobotics.com/t/intermittent-depth-errors-with-bar100-pressure-sensor-on-navigator-raspberry-pi-4/23731 "2026-10-15T18:40:10Z")
Hello everyone, I’m facing an intermittent depth-sensor issue with my Blue Robotics Bar100 (100-bar) pressure sensor and would appreciate some suggestions from anyone who has experienced something similar. My setup P… --- ## [Potting microcontrollers](https://discuss.bluerobotics.com/t/potting-microcontrollers/23539)
**Author:** [@MattHixson](https://discuss.bluerobotics.com/u/MattHixson)\ **Replies:** 2\ **Last updated:** [October 10, 2026, 1:00pm UTC](https://discuss.bluerobotics.com/t/potting-microcontrollers/23539 "2026-10-10T13:00:41Z")
I’m working on a project where we need to protect a board like a Raspberry Pi Pico or an Arduino microcontroller in an underwater application. When on shore I need to access ports for charging LiPo batteries and USB for … --- ## [ROV Operator Wanted on US East Coast (New York Greater Area)](https://discuss.bluerobotics.com/t/rov-operator-wanted-on-us-east-coast-new-york-greater-area/23701)
**Author:** [@Consultmaritimellc](https://discuss.bluerobotics.com/u/Consultmaritimellc)\ **Replies:** 2\ **Last updated:** [October 7, 2026, 4:04pm UTC](https://discuss.bluerobotics.com/t/rov-operator-wanted-on-us-east-coast-new-york-greater-area/23701 "2026-10-07T16:04:48Z")
Consult Maritime LLC is seeking experienced ROV operator to join our marine inspection business as a contractor on the East Coast to support underwater inspections of vessels, offshore assets, and marine structures. If … --- ## [DVL vs. (U)SBL for positioning](https://discuss.bluerobotics.com/t/dvl-vs-u-sbl-for-positioning/23677)
**Author:** [@kurty](https://discuss.bluerobotics.com/u/kurty)\ **Replies:** 5\ **Last updated:** [October 6, 2026, 4:04pm UTC](https://discuss.bluerobotics.com/t/dvl-vs-u-sbl-for-positioning/23677 "2026-10-06T16:04:35Z")
Looking for advice…what is the best way to put an ROV on an object if you have GPS coordinates? DVL vs. (U)SBL? --- ## [How do you shade your laptop screen?](https://discuss.bluerobotics.com/t/how-do-you-shade-your-laptop-screen/23631)
**Author:** [@meganph](https://discuss.bluerobotics.com/u/meganph)\ **Replies:** 5\ **Last updated:** [October 5, 2026, 4:28pm UTC](https://discuss.bluerobotics.com/t/how-do-you-shade-your-laptop-screen/23631 "2026-10-05T16:28:27Z")
Show us the craziest ways you’ve made shade for your laptop while operating your BlueROV2 or BlueBoat. The more creative, the better! Share a photo here by Monday, September 28th - there’s a special prize on t… --- ## [Motorcycle propulsion? Help me select a system for my motorcycle boat](https://discuss.bluerobotics.com/t/motorcycle-propulsion-help-me-select-a-system-for-my-motorcycle-boat/23664)
**Author:** [@thelastfoiter](https://discuss.bluerobotics.com/u/thelastfoiter)\ **Replies:** 3\ **Last updated:** [September 30, 2026, 9:05pm UTC](https://discuss.bluerobotics.com/t/motorcycle-propulsion-help-me-select-a-system-for-my-motorcycle-boat/23664 "2026-09-30T21:05:07Z")
I have no experience with thrusters/trolling motors/electric outboards so looking for advice. Goals: 2x motors for redundancy & differential steering. Reliability is #1 priority I don’t want to be stranded. Limp at… --- ## [U shaped power distribution board](https://discuss.bluerobotics.com/t/u-shaped-power-distribution-board/23645)
**Author:** [@divyansh](https://discuss.bluerobotics.com/u/divyansh)\ **Replies:** 7\ **Last updated:** [September 29, 2026, 4:33pm UTC](https://discuss.bluerobotics.com/t/u-shaped-power-distribution-board/23645 "2026-09-29T16:33:48Z")
Question about the U-shaped metal conductor inside the Blue Robotics barrier block Hi Blue Robotics team, I’m trying to understand the mechanical/electrical design of the barrier blocks used in the BlueROV2 power distr… --- ## [PC to FathomX not connecting](https://discuss.bluerobotics.com/t/pc-to-fathomx-not-connecting/23648)
**Author:** [@simonwatkins999](https://discuss.bluerobotics.com/u/simonwatkins999)\ **Replies:** 1\ **Last updated:** [September 26, 2026, 5:45pm UTC](https://discuss.bluerobotics.com/t/pc-to-fathomx-not-connecting/23648 "2026-09-26T17:45:19Z")
Hi Our organisation has a Blue ROV2 with the Fathom X interface. The guy who normally operates and maintains it is no longer able to do so. I have been tasked with operating it, however we are unable to get a computer t… --- ## [For Sale: BlueBoat & MB Project - UK Only](https://discuss.bluerobotics.com/t/for-sale-blueboat-mb-project-uk-only/23119)
**Author:** [@Markh1085](https://discuss.bluerobotics.com/u/Markh1085)\ **Replies:** 5\ **Last updated:** [September 25, 2026, 2:57pm UTC](https://discuss.bluerobotics.com/t/for-sale-blueboat-mb-project-uk-only/23119 "2026-09-25T14:57:57Z")
Incomplete Blue Robotics BlueBoat USV Project with Cerulean Surveyor 240-16 Multibeam Echosounder Yellow Blue Robotics BlueBoat USV project, including BlueBoat, BlueBoat Base Station, Control Unit, parts and spares. Pr… --- ## [How to Calculate for Damping Coefficients](https://discuss.bluerobotics.com/t/how-to-calculate-for-damping-coefficients/23643)
**Author:** [@White-Jack](https://discuss.bluerobotics.com/u/White-Jack)\ **Replies:** 0\ **Last updated:** [September 25, 2026, 11:07am UTC](https://discuss.bluerobotics.com/t/how-to-calculate-for-damping-coefficients/23643 "2026-09-25T11:07:25Z")
I am running some simulations on various ROVs including the BlueROV2 in MATLAB and in Gazebo. The model I am basing my approach on is Fossen’s Marine Craft model. For this model to work, one of the properties I need is … --- ## [QGroundControl failing to communicate with BlueROV2](https://discuss.bluerobotics.com/t/qgroundcontrol-failing-to-communicate-with-bluerov2/23625)
**Author:** [@mschleiderer](https://discuss.bluerobotics.com/u/mschleiderer)\ **Replies:** 1\ **Last updated:** [September 21, 2026, 2:14am UTC](https://discuss.bluerobotics.com/t/qgroundcontrol-failing-to-communicate-with-bluerov2/23625 "2026-09-21T02:14:40Z")
Hello, Some how, some where, I’ve lost the ability for my Sub to communicate with QGC. I am currently running blueOS 1.4.5 QGC v5.0.8 Ardupilot: unkown, it will no longer display. When trying to update there is an AUT… --- ## [Pressure tank automation for cycle testing](https://discuss.bluerobotics.com/t/pressure-tank-automation-for-cycle-testing/23594)
**Author:** [@brad\_smith](https://discuss.bluerobotics.com/u/brad_smith)\ **Replies:** 7\ **Last updated:** [September 16, 2026, 1:28pm UTC](https://discuss.bluerobotics.com/t/pressure-tank-automation-for-cycle-testing/23594 "2026-09-16T13:28:13Z")
I built this pressure tank a few years ago and it works great, but I’m interested in automating it so I can test pressure cycles. I know Blue Robotics has a 1000 dive rating on some of their fittings. Is this something t… --- ## [Can we stop subsea acoustic links from dropping in tanks? Built a benchmark + loopback test to break it](https://discuss.bluerobotics.com/t/can-we-stop-subsea-acoustic-links-from-dropping-in-tanks-built-a-benchmark-loopback-test-to-break-it/23600)
**Author:** [@BRIGE](https://discuss.bluerobotics.com/u/BRIGE)\ **Replies:** 0\ **Last updated:** [September 15, 2026, 1:55pm UTC](https://discuss.bluerobotics.com/t/can-we-stop-subsea-acoustic-links-from-dropping-in-tanks-built-a-benchmark-loopback-test-to-break-it/23600 "2026-09-15T13:55:59Z")
Hey everyone, Testing acoustic payloads (USBL beacons, acoustic releases, wireless sensors) in a concrete tank or near a harbor wall is notoriously frustrating. Waves bounce off the walls, arrive out of phase, and carve… --- ## [BlueROV/BlueBoat Vertical wall Scan/Survey](https://discuss.bluerobotics.com/t/bluerov-blueboat-vertical-wall-scan-survey/23590)
**Author:** [@dalton](https://discuss.bluerobotics.com/u/dalton)\ **Replies:** 7\ **Last updated:** [September 14, 2026, 6:01pm UTC](https://discuss.bluerobotics.com/t/bluerov-blueboat-vertical-wall-scan-survey/23590 "2026-09-14T18:01:44Z")
Hi everyone, I’m looking for advice from anyone who has experience surveying vertical underwater structures, particularly quay/berthing walls, using a BlueBoat and/or BlueROV2. We have a project involving quay wall, ap… --- ## [Affordable image sonar for fifish v6](https://discuss.bluerobotics.com/t/affordable-image-sonar-for-fifish-v6/23583)
**Author:** [@michele.barker](https://discuss.bluerobotics.com/u/michele.barker)\ **Replies:** 5\ **Last updated:** [September 14, 2026, 3:49am UTC](https://discuss.bluerobotics.com/t/affordable-image-sonar-for-fifish-v6/23583 "2026-09-14T03:49:44Z")
hi there. I was wondering if anyone could advise me on finding a low cost imaging sonar system to work on a Fifish v6. I’m also interested in adding temperature data logger (but not as difficult to source as sonar). than… --- ## [Is using bluerov a hazzle compared to off the shelf ROV?](https://discuss.bluerobotics.com/t/is-using-bluerov-a-hazzle-compared-to-off-the-shelf-rov/23582)
**Author:** [@JakobHK](https://discuss.bluerobotics.com/u/JakobHK)\ **Replies:** 1\ **Last updated:** [September 12, 2026, 10:46pm UTC](https://discuss.bluerobotics.com/t/is-using-bluerov-a-hazzle-compared-to-off-the-shelf-rov/23582 "2026-09-12T22:46:48Z")
Not trying to provoke or troll. I want to add a bluerov to my fifish drone, due to the fact that the latter is giving me grief, and is difficult to repair and fix. That being said the one thing it has going for it, is ou… --- ## [What wiring do you use to transfer power from a battery to various components?](https://discuss.bluerobotics.com/t/what-wiring-do-you-use-to-transfer-power-from-a-battery-to-various-components/23478)
**Author:** [@patbot](https://discuss.bluerobotics.com/u/patbot)\ **Replies:** 6\ **Last updated:** [September 6, 2026, 12:11pm UTC](https://discuss.bluerobotics.com/t/what-wiring-do-you-use-to-transfer-power-from-a-battery-to-various-components/23478 "2026-09-06T12:11:46Z")
Hello! I’m designing an ROV that will have a 14.8V LiPo battery and various power needs including multiple (at least three) T200 thrusters. I’m unsure about how to transmit that power. Currently, I’m using this brass p… --- ## [Blue boat services required](https://discuss.bluerobotics.com/t/blue-boat-services-required/23530)
**Author:** [@rovor](https://discuss.bluerobotics.com/u/rovor)\ **Replies:** 3\ **Last updated:** [September 4, 2026, 2:56pm UTC](https://discuss.bluerobotics.com/t/blue-boat-services-required/23530 "2026-09-04T14:56:03Z")
I am working as a volunteer on a historic wreck site in Scotland. We are looking for any individual or company who owns or has access to operate a blue boat for a sea bed multi scan survey in 30m depth. We currenly use… --- ## [As soon as my vehicle gets power, the ESCs start working, and when I start auto motor control in qgroundcontrol, it activates thruster1 and then says it failed.](https://discuss.bluerobotics.com/t/as-soon-as-my-vehicle-gets-power-the-escs-start-working-and-when-i-start-auto-motor-control-in-qgroundcontrol-it-activates-thruster1-and-then-says-it-failed/23540)
**Author:** [@the-ebu](https://discuss.bluerobotics.com/u/the-ebu)\ **Replies:** 3\ **Last updated:** [September 2, 2026, 6:07am UTC](https://discuss.bluerobotics.com/t/as-soon-as-my-vehicle-gets-power-the-escs-start-working-and-when-i-start-auto-motor-control-in-qgroundcontrol-it-activates-thruster1-and-then-says-it-failed/23540 "2026-09-02T06:07:46Z")
Hello, I built a submarine using a vectored array and I’m using a 40A bidirectional ESC for each motor. I’m using a power distribution board and an AC-DC power supply to power the ESCs. I chose the Pixhawk 2.4.8 board, b… [Next page](https://discuss.bluerobotics.com/c/general-discussion/5.md?page=1)