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Forum: Rumours & News

3rd Mar 2008, 01:55

Replies: 3,239

BA038 (B777) Thread

Views: 1,137,464

Posted By ve3id

Still barking up the wrong tree

The fact that there is a measurement of 20 Volts per metre does not mean that the voltage will be developed across a coil. The problem is that the relay coil has a very low impedance compared to...

Forum: Rumours & News

29th Feb 2008, 02:27

Replies: 3,239

BA038 (B777) Thread

Views: 1,137,464

Posted By ve3id

RFI

I think you are barking up the wrong tree here! I just did a quick calculation using 28 Volts across a 1k ohm load (the coil at RF) and used 140dB for space loss beyond the e-field.

I came up...

Forum: Rumours & News

24th Feb 2008, 02:30

Replies: 3,239

BA038 (B777) Thread

Views: 1,137,464

Posted By ve3id

Use of mature ICs in control systems

Chris Scott said:

"PS: Isn't it remarkable that, 20 years on, the SECs may still be employing an Intel 80186 chip, now ancient history in the home-PC world? We were all buying PCs with 80286/80386...

Showing results 1 to 3 of 3