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Soldering irons: Can anyone beat Radio Shack?
LDEVRIES wrote:I like JBC! Tip changing is a breeze! It can be done whilst hot. Whilst the cartridges are not cheap, they are virtually indestructible. If you forget to turn...
Tuesday, 26 June 2012 - 18:17
High side current sensing - 8 channels, 50A 40V
max_torque_2008 wrote:It interesting to try to work out the likely varriations in current flow between two parralel resistances that vary ;-) Essentially, the primary and shunt...
Tuesday, 19 June 2012 - 17:29
High side current sensing - 8 channels, 50A 40V
max_torque_2008 wrote: something like that maybe. Main conductor on bottom side with the Mosfet, and the ACS712 sits on the top side, with a short via'd top trace in parallel...
Tuesday, 19 June 2012 - 00:01
High side current sensing - 8 channels, 50A 40V
max_torque_2008 wrote:I'm inclined to agree with you there! The hall IC's should be practically "plug and play" and should also be easy to multiplex with a simple 8:1 analogue...
Sunday, 17 June 2012 - 23:38
High side current sensing - 8 channels, 50A 40V
max_torque_2008 wrote:As i said above, i'd like to be able to resolve 1A out of 50A (2%) and have an absolute accuracy of say + or - 2A (4%). Is that realistically achieveable...
Sunday, 17 June 2012 - 23:34
Any extra cost for PCB components not at right angles?
I have a board that we are currently ramping up production on in China with one of the big name contract manufacturers. We had a component that was at a 60 degree angle from...
Sunday, 10 June 2012 - 18:00
Washing a circuit board...
See this thread: https://www.avrfreaks.net/index.p... for my technique, which I still use.
Thursday, 24 May 2012 - 16:32
Making a backup battery for ATmega8
helloworld5 wrote: nleahcim wrote:On a recent design I had a 5V LDO and a 3V battery as my power sources. I dioded the two supplies together (anode 1 connected to 5V, anode 2...
Friday, 18 May 2012 - 00:04
Making a backup battery for ATmega8
On a recent design I had a 5V LDO and a 3V battery as my power sources. I dioded the two supplies together (anode 1 connected to 5V, anode 2 connected to 3V, both cathodes tied to...
Thursday, 17 May 2012 - 16:35
Smallest wire harness right angle connector ever is...?
smkipus wrote:What company makes the strongest 28AWG wire (multistranded)? Some 28 gauge I have I can rip in half with ease or bends 10 times and breaks. I found that the...
Wednesday, 16 May 2012 - 03:48
Smallest wire harness right angle connector ever is...?
steve17 wrote:nleahcim wrote:If you use wire with high temperature insulation you won't have the pull back problem. Try wires with Teflon, silicone rubber, or any other high...
Monday, 14 May 2012 - 23:20
Smallest wire harness right angle connector ever is...?
steve17 wrote:I've always been a lousy crimper. I do try to look for the wire coming out the other end. Maybe my old eyes are not good enough or my hands are not steady enough...
Monday, 14 May 2012 - 17:03

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