JAFO wrote: ↑Tue Jan 24, 2023 10:16 pm With a half life of 12 years, would you think an age of 24 to 36 with between a quarter and an eighth of the original would still be useful, or would it already be too faint?

I think it’s largely immaterial what remaining activity the tritium retains if the phosphor has already degraded.

While the half-life of tritium is 12 years (it's radioactive activity decreases to half the original), the effect is inverse-exponential so in another 12 years it'll be down to 25% and so on. That in itself would make a tritium tube last dimly for many years, however it's likely the phosphor in the ...

I think the concern I'd have is around how long older versions of hardware and operating systems are supported by the manufacturer- especially security updates. We've all heard how Apple were under scrutiny for knobbling older phones as new operating systems were released, but they're also on the ho...

We took my stepson to the Air & Space Museum annex out in Loudoun. He loves this place! Taking him reminds me of being a kid and going to the original A&S in DC. It wa my favorite museum as a kid, and I knew it like the back of my hand. Anyway, this is the best site when coming to the annex...

Dang it! I left work two hours early to be in good time to tune in at 5pm to find out it was actually aired at 4pm and done and dusted- I had mis-read the original invitation. I am so so sorry if I had blocked anyone else wanting to see the preview. My penance is that I now have to wait with the hoi...

Not wishing to go off topic, but I wonder if an adjacent decision point is whether a curated magazine- online or physical- is still needed. Where some companies seem to do quite well with 'blog' style editorials, I wonder if the magazine collection of stories is still the easiest (and most cost effe...

The Snake's Hand wrote: ↑Tue Jan 03, 2023 3:24 pm 495GBP!? It's by far the cheapest C60 in the current line-up.

Coming up as £640 here..

^^ and Tudor allegedly 9%

Omega Seamaster Diver 300m (white dial) reduced to £4080.00 amongst other deals - https://www.michaeljonesjeweller.co.uk/collections/sale-watches/products/omega-seamaster-diver-300m-co-axial-master-chronometer-42mm-o21030422004001 That silver/blue AT would have been a good buy for somone... Screens...

All the best for a fun-filled festive frolicker fellow forum fellows!

^^ Enjoy your trip Steve!

Old cheapie Certina for today, but I love the texture on that dial.

Scurfa grab 'n' go for today.