Re: Tek 1503 in this group's bailiwick? Not exactly a scope...

ehsjr
 

On 11/12/2019 3:53 PM, Chuck Harris wrote:
Also, unless they are modified, they will NOT work if the
nicad battery is dead.
-Chuck Harris
Right. And the mod is super easy: a 2200uF 25v or higher,
across the battery banana plugs, plugged into them from
the battery compartment. Correct polarity is mandatory.
No circuit mod needed inside the 1503.

Ed

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