Re: missed keystrokes problem, back with a vengeance.

2017-01-30 Thread Christopher Barry
On Sun, 29 Jan 2017 12:47:34 -0500 Gene Heskett wrote: >On Sunday 29 January 2017 11:58:57 Paul Wise wrote: > >> On Sun, Jan 29, 2017 at 9:47 PM, Gene Heskett wrote: >> > However, I have now had 5 different keyboards plugged into it, some >> > wired, some wireless, and

Re: missed keystrokes problem, back with a vengeance.

2017-01-30 Thread Alan Corey
> Biscuit tin or similar would do, ocuple of large ferrite cores and wind the > usb cables toroidally? > I was thinking that as someone with a lathe he must know some metal dealers around. I found a nice 2x4 foot piece of 1/8" aluminum at my local dump. Can't bring myself to cut into it. But

Re: missed keystrokes problem, back with a vengeance.

2017-01-30 Thread Gene Heskett
On Monday 30 January 2017 10:52:39 Alan Corey wrote: > There's electrostatic shielding and electromagnetic shielding, I'm not > sure which is which type. A radio signal has both components, the > electrostatic doesn't carry far. A shielded loop antenna is mostly > electrostaticly shielded and

Re: missed keystrokes problem, back with a vengeance.

2017-01-30 Thread Andrew M.A. Cater
On Sun, Jan 29, 2017 at 05:59:17PM -0500, Gene Heskett wrote: > On Sunday 29 January 2017 13:56:53 Tzafrir Cohen wrote: > > > On Sun, Jan 29, 2017 at 12:47:34PM -0500, Gene Heskett wrote: > > > On Sunday 29 January 2017 11:58:57 Paul Wise wrote: > > > > USB protocol: use wireshark to see if the

Re: missed keystrokes problem, back with a vengeance.

2017-01-30 Thread Alan Corey
There's electrostatic shielding and electromagnetic shielding, I'm not sure which is which type. A radio signal has both components, the electrostatic doesn't carry far. A shielded loop antenna is mostly electrostaticly shielded and made from shielded wire (coax) wire but a good receiving

Re: missed keystrokes problem, back with a vengeance.

2017-01-30 Thread Gene Heskett
On Monday 30 January 2017 09:48:10 Lennart Sorensen wrote: > On Sun, Jan 29, 2017 at 01:48:50PM -0500, Gene Heskett wrote: > > Alan, ALL of the motor drivers are switchmode, with the current > > regulation running at or above 20 KHz. And these noise spikes are > > ringing at nominally 100 MHz. I

Re: missed keystrokes problem, back with a vengeance.

2017-01-30 Thread Lennart Sorensen
On Sun, Jan 29, 2017 at 01:48:50PM -0500, Gene Heskett wrote: > Alan, ALL of the motor drivers are switchmode, with the current > regulation running at or above 20 KHz. And these noise spikes are > ringing at nominally 100 MHz. I have managed to get the xy motor noise > under control by takeing

Re: missed keystrokes problem, back with a vengeance.

2017-01-30 Thread Gene Heskett
On Monday 30 January 2017 04:51:59 Jonathan Wilson wrote: > On Sun, 2017-01-29 at 13:10 -0500, Gene Heskett wrote: > > On Sunday 29 January 2017 12:16:52 Jonathan Wilson wrote: > > > On Sun, 2017-01-29 at 08:47 -0500, Gene Heskett wrote: > > > > Greetings everybody; > > > > > > > > I am in the

Re: missed keystrokes problem, back with a vengeance.

2017-01-30 Thread Jonathan Wilson
On Sun, 2017-01-29 at 13:10 -0500, Gene Heskett wrote: > On Sunday 29 January 2017 12:16:52 Jonathan Wilson wrote: > > > On Sun, 2017-01-29 at 08:47 -0500, Gene Heskett wrote: > > > Greetings everybody; > > > > > > I am in the process of bringing a nearly 70 yo Sheldon lathe back to > > > life,