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[TenTec] 9 volt batteries

To: <tentec@contesting.com>
Subject: [TenTec] 9 volt batteries
From: andrenr@ul.com (RICHARD ANDREN)
Date: Wed, 15 Apr 98 9:42:59 CDT
>I have two 9 volt batteries. Energizers. One is new and fresh. The other is
>old. Both register 9 volts on the VOM. No exterior markings. How do I
>determine that one is fresh and the other not?

Put a load (like 200 mA) on each one and check measure the voltage. The old 
battery will not hold the voltage up.

73, de Rick N9THC

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