Design

voltage divider calcs
It's easier to use LT Spice to do a simple resistor string voltage divider analysis than to use a calculator! Much easier if you want to futz with values to hit some targets. Copying the results from the DC analysis window requires highlighting and ctrl/c to get the text into the clipboard. There's no obvious ... 29 Apr 2010 19:14

POTS line quality help
Once upon a time, a long time ago, there was only analog modems and nice paper manuals came with them. Some of those manuals, in the back discussed that for best use, one should order a specific quality of phone line and disclosed the BELLCO designation to use when ordering the line. As i remember it, ... 10 May 2010 03:22

Built-in audio playback module
I am looking for the simplest way to store a single MP3 file (sound effect) and play it back in loop mode from _within_ an electronic device. IOW not requiring externally connected hardware. I have considered analog voice recorders but they are only available up to 120 seconds (as kits). I have also seen a syste... 23 Apr 2010 21:25

book on synchros/resolvers
Can anybody suggest a good one? John ... 29 Apr 2010 11:15

cmos latchup in mcu
I am trying to manage large inductive transients from an ignition coil being discharged via igbt. Gate driven via mcu. Transients are huge but duration is minimal, using bat54's with HIGH series limiters and SMBJ5's everywhere. LM2940 regulator with rf caps on the front end. I am not sure if it is -.3V is punching ... 23 Apr 2010 21:25

IBIS
On 19 Apr., 22:15, Jim Thompson <To-Email-Use-The-Envelope-I...(a)On-My- Web-Site.com> wrote: Anyone know of any IBIS parsers/checkers or IBIS simulators that run under Windows? All I can find are under Linux, Sun or Solaris :-(                                         ...Jim Thompson something like ... 20 Apr 2010 16:18

Power Supply from TODD Products Corp.
Hello, i have here a defect power supply from TODD Products Corp. Brentwood, N.Y. Model MDT-164-2415R I would like to get some information about it, at least the output voltages and currents. Are there replacement types from other companies? Thanks a lot and bye ... 23 Apr 2010 17:58

Using camcorder as a webcam ?
On Apr 19, 5:09 pm, "Joel Koltner" <zapwireDASHgro...(a)yahoo.com> wrote: Yes.  Unless the camcorder or camera is designed for it, you'll spend far more kludging something together than just going out and buying a webcam designed as such.  (Cheaps ones can be had for, oh, say, $10... and there are many good ... 20 Apr 2010 16:17

Retirement
On a sunny day (Mon, 19 Apr 2010 14:56:40 -0700 (PDT)) it happened Rich Grise on Google groups <richardgrise(a)yahoo.com> wrote in <2a0a63d8-bab9-4158-8664-9d984c3907bd(a)x18g2000prk.googlegroups.com>: On Apr 19, 2:29�am, Jan Panteltje <pNaonStpealm...(a)yahoo.com> wrote: The cop shot some holes, replied 'defect... 20 Apr 2010 16:19

book on synchros/resolvers
"John Larkin" <jjlarkin(a)highNOTlandTHIStechnologyPART.com> ha scritto nel messaggio news:3frps5h95f40puq4ghqv2g70k557s847f6(a)4ax.com... Can anybody suggest a good one? John try: www.hnsa.org/doc/neets/mod15.pdf bye delo ... 20 Apr 2010 16:18