Re: Favourite Test Equipment

On Fri, 5 Apr 2024 23:31:28 +0200, Gerhard Hoffmann <dk4xp@arcor.de>
wrote:
>

Am 02.04.24 um 17:09 schrieb John Larkin:
>

 
We still have one Tek 7104 (1 GHz microchannel analog scope) that
works. One of my guys likes it.
 

>
Wasn't that the scope that always switched off the beam current
when things got interesting?
>
Gerhard

>
Yes, it shuts off the display often, to not wear out the microchannel
plate.
>
One develops a sophisticated thumb-flic motion to hit the enable
button in milliseconds. You can see a single-shot sweep at 1 ns/cm.
>
The 719 was a fast CRT scope too, but the screen was about the size of
a postage stamp, and there was no vertical amplifier. I don't want one
of those huge ugly beasts, but I do have a CRT. I dug it out of a 719
in a parking lot in Los Alamos, in the cold rain.