[TechAssist] Re: Dick Smith ESR meter battery life: false "low batt"?

  • From: Ed Gaidies <teltek3@xxxxxxxxxxxx>
  • To: techassist@xxxxxxxxxxxxx
  • Date: Sat, 12 Feb 2005 14:17:17 -0500

I'll dig up the circuit...I think there is a zener that triggers "b".  
May have changed in value.

-Ed-
Ed Gaidies      
Tel-Tek Electronics
Ontario-Canada
teltek3@xxxxxxxxxxxx
teltek@xxxxxxxxx        

On 12-Feb-05, at 1:38 PM, STERLING PASHER wrote:

> Phil: have had mine for about 2 years and have only changed the battery
> twice and I use it all the time.. So you must have something wrong.
>
> Buck Pasher
> Buck's TV
> Gander Newfoundland
> Canada
> 709-256-7738 (Fax & Phone)
>
>
>
> ----- Original Message -----
> From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Saturday, February 12, 2005 11:27 AM
> Subject: [TechAssist] Dick Smith ESR meter battery life: false "low  
> batt"?
>
>
>> I love my Dick Smith, but one thing about battery life:
>> First, to "zero" the meter, you need to turn it on,short the leads
>> together, and push power button. If the battery is low, this is when  
>> the
>> meter shuts off instead of zeroing.But when I remove the old 9V  
>> battery
>> they always test good on my bat meter.I'm guessing the ckt that senses
>> the bat condition may be too sensitive. Anyone find this, and whats  
>> the
>> solution? I'm tired of changing 9V cells when they're only down a few
>> percent.
>> Phil Bader
>>
>> --  
>>
>> Philip Bader
>> Jan Phyl TV Inc. (estab. 1976)
>> 3420 Recker Hwy. Winter Haven, Fl. 33880
>> Fax (863) 299-8821
>> email: tjanphyl@xxxxxxxxxxxxxxx
>>
>>
>>
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