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Re: CRT Hood for 7000 series 'scopes?


 

Hi Sean,
I did send Gary Bosworth the two viewing hoods I had that are mentioned in the email link you are referring to.
I do not recall ever seeing a simple shade for the 7000 series scopes. I made my own shade a long time ago out of stiff cardboard. It was primitive but it did the job. The "Batman" adjective you used seems appropriate for the shape of the viewing hood that Tek came up with. It relies on a human putting his face right on it to block out the light. It is possible with this hood to really block out all of the room light and improve your ability to see fast single shot pulses.

The other viewing hood I recall is a more "conventional" rectangular 8 by 10 shape with a piece of Polaroid anti-glare filter inside it. Ideally Tek should have used circularly polaroid film for the filter to improve the contrast but I do not know if they did. As far as I know Tek never made a viewing hood based on this design for the 7000 series.

Dennis Tillman W7PF

-----Original Message-----
From: [email protected] [mailto:[email protected]] On Behalf Of
[email protected]
Sent: Tuesday, April 23, 2019 1:01 AM
Subject: [TekScopes] CRT Hood for 7000 series 'scopes?

I found this old thread
(/g/TekScopes/message/152935?p=,,,20,0,0,0::Created,,c
rt+hood+,20,2,0,28557610) that showed the "batman" style viewing hood.
While I can see the utility of this hood for looking at fast pulses on
non mcp crts, did they ever make just a simple shade for the 7000
series that fits over the crt bezel to just keep room lights off? I've
seen these (round) on 5xx series 'scopes. Can't seem to find a mention
of such a thing in manuals.

Thanks,

Sean



--
Dennis Tillman W7PF
TekScopes Moderator

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