« previous next »
Pages: [1]   Go Down

Author Topic: Restoring an old 1968 hp 200AB audio odìscillator  (Read 651 times)

0 Members and 1 Guest are viewing this topic.

Offline walter.brolloTopic starter

  • Newbie
  • Posts: 4
  • Country: it
Restoring an old 1968 hp 200AB audio odìscillator
« on: February 22, 2023, 06:38:03 am »
Hi, here:  you can find an interesting video on restoring a 1968 hp 200AB audio odìscillator
« Last Edit: February 22, 2023, 06:41:57 am by walter.brollo »
Logged
 
The following users thanked this post: iMo

Offline jonpaul

  • Super Contributor
  • ***
  • Posts: 3641
  • Country: fr
  • Analog, magnetics, Power, HV, Audio, Cinema
    • IEEE Spectrum
Re: Restoring an old 1968 hp 200AB audio odìscillator
« Reply #1 on: February 23, 2023, 03:45:04 am »
see Linear Technology the late and great Jim Williams long papers and notes,on exactly the theory, invention and restoration of Hewlett Packard's 1936 Pioneering 200 audiovisuelle oscillator

jon
Logged
An Internet Dinosaur...
 
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