« previous next »
Pages: [1]   Go Down

Author Topic: From Raw Crystal to Crystal Oscillator - Crystals go to War in 1943  (Read 644 times)

0 Members and 1 Guest are viewing this topic.

Offline BrianHGTopic starter

  • Super Contributor
  • ***
  • Posts: 7747
  • Country: ca
From Raw Crystal to Crystal Oscillator - Crystals go to War in 1943
« on: September 27, 2023, 06:55:56 pm »
Man, those crystals are huge.  It's also surprising that they even got anything to work.

On the shipping container of the raw uncut quarts crystals:
"Damage to this vital war material is SABOTAGE.  Please handle carefully."


« Last Edit: September 27, 2023, 07:19:58 pm by BrianHG »
Logged
 
The following users thanked this post: Grandchuck, Wallace Gasiewicz, horo, bill_c

Online Grandchuck

  • Frequent Contributor
  • **
  • Posts: 649
  • Country: us
Re: From Raw Crystal to Crystal Oscillator - Crystals go to War in 1943
« Reply #1 on: September 27, 2023, 08:01:25 pm »
OSHA would have shut down the factory!
Logged
 

Offline BrianHGTopic starter

  • Super Contributor
  • ***
  • Posts: 7747
  • Country: ca
Re: From Raw Crystal to Crystal Oscillator - Crystals go to War in 1943
« Reply #2 on: September 28, 2023, 12:13:33 am »
See what modern synthetic quarts crystals look like and how they are made today:

(Skip to 3 minutes in...)

Logged
 
The following users thanked this post: Grandchuck, horo
Pages: [1]   Go Up
« previous next »

Share me

Digg  Facebook  SlashDot  Delicious  Technorati  Twitter  Google  Yahoo
Smf

 


EEVblog Main Site EEVblog on Youtube EEVblog on Twitter EEVblog on Facebook EEVblog on Odysee