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by hds
Thu Jan 23, 2020 3:40 pm
Forum: Users Showcase
Topic: VIIC 1:45 modell
Replies: 129
Views: 34830

Re: VIIC 1:45 modell

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 likely readin...
by hds
Wed Jan 22, 2020 10:38 am
Forum: Users Showcase
Topic: VIIC 1:45 modell
Replies: 129
Views: 34830

Re: VIIC 1:45 modell

Deep Sea main switch testing. Activated by magnet, including main battery voltage and current monitor.
by hds
Fri Jan 17, 2020 8:55 am
Forum: Users Showcase
Topic: VIIC 1:45 modell
Replies: 129
Views: 34830

Re: VIIC 1:45 modell

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, ...
by hds
Tue Jan 14, 2020 9:55 am
Forum: Users Showcase
Topic: VIIC 1:45 modell
Replies: 129
Views: 34830

Re: VIIC 1:45 modell

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...
by hds
Thu Jan 09, 2020 11:33 am
Forum: Users Showcase
Topic: VIIC 1:45 modell
Replies: 129
Views: 34830

Re: VIIC 1:45 modell

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...
by hds
Mon Sep 23, 2019 7:00 am
Forum: Open discussion
Topic: FreeCAD @CERN (split topic)
Replies: 14
Views: 716

Re: FreeCAD @CERN

@kunda1

Specification ? RAM, CPUs, Speed ....
by hds
Tue Sep 10, 2019 1:40 pm
Forum: Users Showcase
Topic: VIIC 1:45 modell
Replies: 129
Views: 34830

Re: VIIC 1:45 modell

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_152535.jpg
by hds
Fri Jul 26, 2019 1:13 pm
Forum: Users Showcase
Topic: VIIC 1:45 modell
Replies: 129
Views: 34830

Re: VIIC 1:45 modell

short WTC Test. see https://youtu.be/DMYfmBc6ZsA if you like. Material used Acrylic Tube, 1.5mm Finnboard for Top and bottom cover (several layers) and inlay mockup, 2 O-Rings for sealing for each cover, vaselin, several O-Rings for Alu pipes for inside sealing. During the test i realized that i wou...
by hds
Tue Jul 09, 2019 10:23 am
Forum: Users Showcase
Topic: VIIC 1:45 modell
Replies: 129
Views: 34830

Re: VIIC 1:45 modell

Probably not.
There are already such videos on DudeTube i.e. https://www.youtube.com/watch?v=nVykakaXc3o
by hds
Tue Jul 09, 2019 7:46 am
Forum: Users Showcase
Topic: VIIC 1:45 modell
Replies: 129
Views: 34830

Re: VIIC 1:45 modell

Nope. I stick to old fashioned tissue and nylon design technology ...

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