Electronics Design

Usually They're Cool With Less Than 10PPM

P in this case means people. It does point up the importance of multi-year trial testing of vaccines. Vaccination and a...

5 comments posted 6yrs

posted by bloggs.fredbloggs.fred

5 comments posted 6yrs posted by bloggs.fredbloggs.fred

Dedicated debouncer IC

The MAX681* series of switch debouncers look useful but they're quite pricey at >$1 for the single MAX6816 and several...

79 comments posted 6yrs

posted by nobody

79 comments posted 6yrs posted by nobody

A current mirror variation on the Baxandall Class-D oscillator for producing a reasonable clean sine wave.

I've up-dated my website to add a circuit diagram, some comment on it, and the text from the corresponding LTSpice .asc...

8 comments posted 6yrs

posted by bill.sloman

8 comments posted 6yrs posted by bill.sloman

OT: google contemplates android world wide earthquake detection using phone accelerometers

https://arstechnica.com/gadgets/2020/08/android-is-now-the-worlds-largest-earthquake-detection-network/ oh except China,...

0 comments posted 6yrs

posted by pNaOnStPeAlMtje

0 comments posted 6yrs posted by pNaOnStPeAlMtje

OT. No Pac 12 or Big 10

football this year.

1 comments posted 6yrs

posted by dh0496

1 comments posted 6yrs posted by dh0496

RoHS: ECHA SCIP

New IPC-1752B standard supply chain standard for ECHA SCIP database reporting From 5 January 2021, all companies in Eur...

0 comments posted 6yrs

posted by robertbaer

0 comments posted 6yrs posted by robertbaer

Connectors for high-vibration environments with extremely low humidity

Hi, all, So we're doing this multispectral sensor for finding smouldering fires in heavy agricultural equipment. It has...

14 comments posted 6yrs

posted by pcdhSpamMeSenseless

14 comments posted 6yrs posted by pcdhSpamMeSenseless

quick-turn boards

Who is good for really quick-turn double-sided PC boards? 2 or 3 days delivered. https://www.dropbox.com/s/t30ggxa5q3z34...

29 comments posted 6yrs

posted by jlarkin

29 comments posted 6yrs posted by jlarkin

Soldering iron tip name

I have a couple Rat Shack 60 watt temp-controlled LCD-display soldering stations: They're actually pretty nice and work...

3 comments posted 6yrs

posted by user

3 comments posted 6yrs posted by user

Is there a good book for learning about valves/tubes?

suggestions please TIA

68 comments posted 6yrs

posted by eathDELETEer

68 comments posted 6yrs posted by eathDELETEer

Neon John

Anyone got any info on NJ? He used to post here regularly but I've not seen any of his (usually) valuable contributions...

3 comments posted 6yrs

posted by curd

3 comments posted 6yrs posted by curd

Hide Goosers

I have a tag from the USPS saying I need to pick up a package from something called Hide Goosers. I can't find any sign...

2 comments posted 6yrs

posted by gnuarm.deletethisbit

2 comments posted 6yrs posted by gnuarm.deletethisbit

orcad pspice no longer shows the usual tabs

Perhaps I typed the wrong key but now Orcad Pspice no longer shows the usual tabs: File Edit View Simulation etc. at th...

8 comments posted 6yrs

posted by coulon

8 comments posted 6yrs posted by coulon

Low-noise isolated DC/DC

Hi, I need to provide power to a precision ADC over a 5+kV isolation barrier. V_IN=10-16V, V_OUT=5V, I_OUT=60mA. Two mo...

27 comments posted 6yrs

posted by peter.pan

27 comments posted 6yrs posted by peter.pan

OT: Coronavirus vs. Serial Killers

I was thinking of how hard it is to actually measure how effectively people are taking precautions against the coronavi...

4 comments posted 6yrs

posted by gnuarm.deletethisbit

4 comments posted 6yrs posted by gnuarm.deletethisbit