[Milsurplus] DFing The LOs?

[Dave Merrill]

An excellent source is: "A Radar History of World War II" by Louis Brown
(ISBN 0750306599)

http://tinyurl.com/RadarHistory

I think I was able to find this through inter-library loan.


On Sun, Jun 5, 2022, 4:11 PM Jim Whartenby via Milsurplus <
milsurplus at mailman.qth.net> wrote:

> Hue
> OK, here is some more "fluff"
> http://www.carrotmuseum.co.uk/ww2seeinthedark.html
> Lots of references about halfway down the article and some more nice
> images of period posters.
>
> Other sources:
>
> https://www.atlasobscura.com/articles/carrots-eyesight-world-war-ii-propaganda-england
>
> https://www.nytimes.com/1940/12/23/archives/london-urges-carrot-diet-for-blackout-blindness.html?legacy=true
>
> https://www.theguardian.com/lifeandstyle/2009/nov/01/blackout-britain-wartime
> https://www.ceenta.com/news-blog/carrots-night-vision-and-world-war-ii
>
> I've known about this carrot propaganda for at least 50 years so I thought
> it was common knowledge.
>
> I think the Germans were well aware of the British radars.
> Evidently not, but German scientist were aware of the principles of the
> cavity magnetron as early as 1936, see:
> https://www.jstor.org/stable/4142066
> But as we all well know, knowing the principle and reducing it to practice
> is like comparing night to day.  I believe that when the Telefunken
> engineers got the captured H2S radar working again, in early 1943, they
> were very surprised.
>
> Others would know better but I don't think Germany had a working microwave
> radar until the very end of the war.
>
> All of their wonderful advances came too late to change the outcome.
> Jim
> Logic: Method used to arrive at the wrong conclusion, with confidence.
> Murphy
>
>
> -----Original Message-----
> From: Hubert Miller <Kargo_cult at msn.com>
> To: milsurplus at mailman.qth.net <milsurplus at mailman.qth.net>
> Sent: Sun, Jun 5, 2022 3:04 pm
> Subject: Re: [Milsurplus] DFing The LOs?
>
>
> >Hue
>
> https://www.sciencetimes.com/articles/26998/20200822/story-between-carrots-night-vision.htm
> Jim
>
> There are no references provided. I suggest this article is highly fluff.
> Even in those benighted times, well before our present benighted times, I
> don’t think anyone
> really thought carrots gave a noticeable advantage for night vision. The
> story that came down through the years and survives is about bilberry.
> Although I do doubt
> that you can get enough of the active constituents by having bilberry jam
> with breakfast. Maybe some night vision effect was noticed over the years
> in ages past
> from consumption of bilberry over time, and this knowledge entered folk
> wisdom. Those RAF fighter pilots were pretty young guys anyway and didn’t
> need all the
> help with night vision that I did. I think the Germans were well aware of
> the British radars.
> -Hue Miller
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