The overall weight should be around 3kg (theoretically). Weight is 4250 gramms. There were some changes in the technical equipment which changed the weight drastically. So floaters made from closed cell foam will be needed for trimming and balancing since the buoyancy of the frame work will not be ...

chrisb wrote: ↑Thu Jan 23, 2020 3:55 pm

hds wrote: ↑Thu Jan 23, 2020 3:40 pm Had to do some spear filing

I wonder how you could upload this image. It is surpassing any file size limit .

Natural born system buster ...

Setback .... arrgh. When "nyloing" the hull the inner WTC carrier system has been bend by a tee wee bit, probably not more than 1/2 mm but enough so that the long plexiglass tubes won't slide in. Had to do some spear filing. O dear where have i been when they passed out brains ... most lik...

Deep Sea main switch testing. Activated by magnet, including main battery voltage and current monitor.

Underwater test setup (ahem, highly professional) . Speed controllers covered with resin, connectors are cheap sealed ones from our friends in the far east. Amperage taken is 80mA idling up to 300mA both motors at full speed. Battery voltage 11.8V. The motors a just hold together by magnetic force, ...

Resin cover of motor and electronics. RC = thin resin cover (rust protection) SJ = Solder joints (the only ones) WT = water tight connectors +, - Battery A BEC cross link will be added when final positioning in the sub is checked out. c-clips on the brushless will not be put back into place. The mag...

Due to severe illness a short, sharp, snappy delay has hit the shark project. Electronic department with front power pack. Battery packs stay in the water. Got top and bottom epoxy cover. The electronic needs a 12V to 5V/3A converter. The BEC of the motor controller are to weak to drive the metal ge...

@kunda1

Specification ? RAM, CPUs, Speed ....

Engine and Aft Servo section. Front servo section. Decks plus magnets. Electronic stuff finished. I had to build a two channel "servo switch" for the pumps going on/off. The dealer wants 10EUR+ for fifteen lines of code ... IMG_20190910_152449.jpg IMG_20190910_152503.jpg IMG_20190910_15253...