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some impressive numbers

https://www.theregister.com/2025/04/14/intel_flogs_off_stake_altera/
2 comments posted 1yr
posted by jl
2 comments posted 1yr posted by jl

An 1897 Curve Tracer??

Seems there was! I'm just wondering, since thermionic valves and semiconductors were yet to be invented, just what the h...
6 comments posted 1yr
posted by cd
6 comments posted 1yr posted by cd

energy in UK

https://www.theregister.com/2025/04/10/uk_ai_energy_council_meets/
124 comments posted 1yr
posted by jl
124 comments posted 1yr posted by jl

UCC33420 dc/dc converter eval

My TI rep was being difficult, so I just bought an eval board from Digikey for $100. It makes a nice 4.993 volt output,...
22 comments posted 1yr
posted by jl
22 comments posted 1yr posted by jl

test-test

test
14 comments posted 1yr
posted by jl
14 comments posted 1yr posted by jl

Valve frequency multipliers (followup)

You may remember a couple of month ago I was trying to derive 150 Mc/s from a 16.667 Mc/s crystal with two triode tripl...
9 comments posted 1yr
posted by liz
9 comments posted 1yr posted by liz

Re: Not to be outdone...

On Fri, 4 Apr 2025 13:56:00 -0700, Don Y snipped-for-privacy@foo.invalid wrote: >.. by the recent announcements from th...
0 comments posted 1yr
posted by invalid_unparseable
0 comments posted 1yr posted by invalid_unparseable

Simpson 260 repair

Picked up a Simpson 260 6M at the local thrift store, I was initially disappointed to find it had a sticking meter but...
24 comments posted 1yr
posted by user
24 comments posted 1yr posted by user

Re: poor man's decal

On Tue, 1 Apr 2025 14:18:23 -0700, Don Y snipped-for-privacy@foo.invalid wrote: >I need a full-color, durable decal to...
10 comments posted 1yr
posted by invalid_unparseable
10 comments posted 1yr posted by invalid_unparseable

Re:poor man's decal

> I need a full-color, durable decal to label a front panel.The panel is ~8x17". I'm only looking for prototype quantit...
3 comments posted 1yr
posted by martin_riddle
3 comments posted 1yr posted by martin_riddle

can't do it

I need a 60K resistor and have lots of 10K 1206-size quad r-packs on the board, but I just can't make myself draw six re...
8 comments posted 1yr
posted by jl
8 comments posted 1yr posted by jl

really big physics

https://www.breitbart.com/news/scientists-release-plans-for-an-even-bigger-atom-smasher-along-the-french-swiss-border/
22 comments posted 1yr
posted by jl
22 comments posted 1yr posted by jl