On 02 Aug 2003 06:41:46 GMT, snipped-for-privacy@aol.community (BUSHBADEE) Gave us:
>
>>just a few minutes. Definately DO turn the intensity control on
>>anything with a CRT in it to minimum brightness when you're not using >>it.
>>
>
>That is why most scopes have blanking circuits when there is no input.
That's why OLD CRT based scopes had blanking circuits.
NEW scopes are of the LCD display type in most cases.