| Author |
Message |
 Topic: Jaycar SSR and servo print. |
Grotto
Replies: 47
Views: 42261
|
 Forum: Technical Chat Posted:
Sat May 19, 2007 1:48 am Subject: Jaycar SSR and servo print. |
Gadge-Jammit!
I  HATE back EMF and its spawn!!
I always forget they exists... 
And I now know that the welding is at opening time too.
Scrap that idea.
Thanks muchly g ... |
| Topic: Jaycar SSR and servo print. |
Grotto
Replies: 47
Views: 42261
|
Forum: Technical Chat Posted:
Fri May 18, 2007 8:04 am Subject: Jaycar SSR and servo print. |
Another reason Im asking the above is because Ive had an
idea rattling around the back of my skull for a single motor controller.
Using mosfets or an SSR to create a 0 to Full PWM power rail that
... |
| Topic: Jaycar SSR and servo print. |
Grotto
Replies: 47
Views: 42261
|
Forum: Technical Chat Posted:
Fri May 18, 2007 5:50 am Subject: Triac control of pwm |
Heres a quick idea I just thought of, but I'll need
to think a bit more before I try designing something
as Im a bit short on cash and spares for it.
How about using the SSR to generate a PWM " ... |
| Topic: DIY speed controller |
Grotto
Replies: 34
Views: 34013
|
Forum: Technical Chat Posted:
Fri Jan 05, 2007 4:04 pm Subject: DIY speed controller |
Thanks guys, sorry for the delay in replying but it is Christmas after all.
Taking all this info account I must say that my first (few?) battle bots
will not be distributed power, but Im ... |
| Topic: DIY speed controller |
Grotto
Replies: 34
Views: 34013
|
Forum: Technical Chat Posted:
Tue Nov 21, 2006 10:22 pm Subject: DIY speed controller |
Ok, replies...
Andrew12 - Ive been playing with fibreoptics for a few months
now and have been able to manufacture a reliable connector
using an Led at one end and a photo-transistor at the othe ... |
| Topic: wierd happenings |
Grotto
Replies: 18
Views: 13723
|
Forum: Off-Topic Posted:
Tue Nov 21, 2006 4:15 am Subject: wierd happenings |
How about changing the proxy setting in Internet explorer?
Give it a visually similar number that is not actually the routers
gateway address... |
| Topic: Update and request for advice |
Grotto
Replies: 10
Views: 9633
|
Forum: General Chatter Posted:
Tue Nov 21, 2006 2:47 am Subject: Update and request for advice |
Best cameras I can think of for the focussing would have be
any old and dirty CCTV camera but preferably one that is
Black & White ONLY. They almost never have IR filters on them.
Try to conn ... |
| Topic: DIY speed controller |
Grotto
Replies: 34
Views: 34013
|
Forum: Technical Chat Posted:
Tue Nov 21, 2006 2:33 am Subject: Single-motor controllers |
Hey there guys,
Im having a bit of a brainstorm at the moment and Ive
come up with a weird concept and want to see what the tech-heads
think in the way of pro's and cons.
Im planning on design ... |
| Topic: Eleanor - Team Ellis - QLD |
Grotto
Replies: 143
Views: 107007
|
Forum: Builders Reports Posted:
Mon Oct 16, 2006 2:19 am Subject: Eleanor - Team Ellis - QLD |
I've never done any pressure work over 60psi but how about this?
Glue(?) in wooden bungs and secure with screws going though
the plastic and into the wood. Or even use thin long bolts
that pass ... |
| Topic: Ultibots / PIC AXE controller - NMO - Vic |
Grotto
Replies: 19
Views: 16339
|
Forum: Builders Reports Posted:
Sat Sep 23, 2006 7:09 am Subject: Ultibots / PIC AXE controller - NMO - Vic |
I work best similar to spocky using the jaycar donut boards,
but I tend to use telephone / cat5 cable wires instead of
the teflon stuff.
That way I can still have multiple colors to choose from ... |
| Topic: Forum Issues |
Grotto
Replies: 184
Views: 106365
|
Forum: General Chatter Posted:
Sun Sep 17, 2006 6:34 pm Subject: Forum Issues |
Same here, but Ive got an added bonus, I only work night shift 
So I dont even get L-users tangling the system up, in an average
8 hour shift I get a whole half an hours work to do.  ... |
| Topic: Consumable weights - Pneumatic gas, ICE and flame fuel's |
Grotto
Replies: 157
Views: 92085
|
Forum: Rules, Safety, Administration Posted:
Fri Sep 15, 2006 10:49 pm Subject: Consumable weights - Pneumatic gas, ICE and flame fuel's |
I believe we should weigh the bots when they're in battle ready status.
As someone has already said, the consumable bonus is to try and get
more imagination out of designers. We're getting enoug ... |
| Topic: batteries |
Grotto
Replies: 292
Views: 139668
|
Forum: Technical Chat Posted:
Thu Sep 14, 2006 5:32 pm Subject: batteries |
I was thinking of moulding the putty to the cell
locations and drilling out wire locations, with the
plates and putty just strapped together so just
removing the straps would allow everything to
... |
| Topic: batteries |
Grotto
Replies: 292
Views: 139668
|
Forum: Technical Chat Posted:
Tue Sep 12, 2006 3:59 pm Subject: batteries |
Ive never built a battery pack yet, so this may be a
dumb suggestion, but here goes...
How about using thin-ish aluminium plates, with a layer
of heat putty (say muffler putty) built up on it. ... |
| Topic: batteries |
Grotto
Replies: 292
Views: 139668
|
Forum: Technical Chat Posted:
Mon Sep 11, 2006 9:59 am Subject: batteries |
| What about a plate of Polycarb? |
| |
