Electronics Design

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Fun with spherical cows

So I have this gig coming in to build charge amps for a French ion accelerator lab. The specs are for 1 kHz - 60 MHz, i...
8 comments posted 2yrs
posted by pcdhSpamMeSenseless
8 comments posted 2yrs posted by pcdhSpamMeSenseless

Re: Fastener choices

> We're having a discussion re: choice of fasteners. > The guy doing the bulk of the packaging design is > advocating f...
1 comments posted 2yrs
posted by jrr
1 comments posted 2yrs posted by jrr

clamp diodes

Assume we have a 1-ohm 2512 current shunt resistor that we don't want to fry. My thought is to put a pair of big diodes...
13 comments posted 2yrs
posted by jl
13 comments posted 2yrs posted by jl

Re: Boot from RAM feature

> When Windows shuts down, it copies a new operating system to memory address zero. > > It instructs the hardware/bios/...
0 comments posted 2yrs
posted by usenet
0 comments posted 2yrs posted by usenet

OT : Relativity Q

I'm in a spaceship travelling at 0.866c away from Earth. AIUI, that's a time dilation of 2, and my speedometer, which o...
3 comments posted 2yrs
posted by clive
3 comments posted 2yrs posted by clive

'Logic'

Why is it sometimes digital alarms sometimes don't go off? Every once in a while, you find that when they reach the app...
6 comments posted 2yrs
posted by cd
6 comments posted 2yrs posted by cd

Re: Disk drive "seals"

> I've been digging through piles of 3.5" disk drives (spinning rust). > All seem to have "seals" to cover any hardware...
7 comments posted 2yrs
posted by newspam'''
7 comments posted 2yrs posted by newspam'''

Re: LC oscillator using BUF602

> The BUF602 is a very well controlled part, 1 GHz bw, > low output impedance, closed-loop gain = 1.00. So I expect > t...
1 comments posted 2yrs
posted by bill.sloman
1 comments posted 2yrs posted by bill.sloman

Re: a little oscillator theory

> Among other parasitic functions, I'm the local LC oscillator designer. > > A new board has a triggered 50 MHz oscilla...
15 comments posted 2yrs
posted by jeroen
15 comments posted 2yrs posted by jeroen

Re: crumpets

> Their kettles work better too, so they drink more tea.
7 comments posted 2yrs
posted by bluemanedhawk
7 comments posted 2yrs posted by bluemanedhawk