[Test-Equipment] Test-Equipment Digest, Vol 111, Issue 10

Fri Jul 19 18:48:35 EDT 2013


> To: test-equipment at mailman.qth.net
> From: bonddaleena at aol.com
> Date: Fri, 19 Jul 2013 15:15:19 -0400
> Subject: Re: [Test-Equipment] Test-Equipment Digest, Vol 111, Issue 10
> 
> One other thought. I work for my buddy who has a LOT of battery devices. He likes to replace them on a VERY regular basis, just 'cause he hates it when a electronic lock won't open!
> I (not having bottomless pockets), keep my spare batteries in my shop 'fridge.
> Good idea? Make any difference??
> 
> ron
> N4UE
> 
>  
> 
>  
> 
>  
> 
> -----Original Message-----
> From: test-equipment-request <test-equipment-request at mailman.qth.net>
> To: test-equipment <test-equipment at mailman.qth.net>
> Sent: Fri, Jul 19, 2013 3:06 pm
> Subject: Test-Equipment Digest, Vol 111, Issue 10
> 
> 
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> Today's Topics:
> 
>    1. SD 101D, anyone? (Marco IK1ODO -2)
>    2. VOM Batteries that don't leak? (hwhall at compuserve.com)
>    3. Re: VOM Batteries that don't leak? (eric lemmon)
>    4. Re: VOM Batteries that don't leak? (hwhall at compuserve.com)
> 
> 
> ----------------------------------------------------------------------
> 
> Message: 1
> Date: Thu, 18 Jul 2013 19:03:23 +0200
> From: Marco IK1ODO -2 <ik1odo at spin-it.com>
> To: Discussion of Electronic Test Equipment
> 	<test-equipment at mailman.qth.net>
> Subject: [Test-Equipment] SD 101D, anyone?
> Message-ID: <20130718170324.D49939035E2 at for01.foreach.it>
> Content-Type: text/plain; charset="us-ascii"; format=flowed
> 
> Hi all,
> 
> anyone has a schematic form the Systron Donner 101D pulse generator?
> 
> Have the plain 101, but the D is Different...
> 
> 73 - Marco IK1ODO
> 
> 
> 
> ------------------------------
> 
> Message: 2
> Date: Thu, 18 Jul 2013 23:39:26 -0400 (EDT)
> From: hwhall at compuserve.com
> To: boatanchors at mailman.qth.net, test-equipment at mailman.qth.net
> Subject: [Test-Equipment] VOM Batteries that don't leak?
> Message-ID: <8D05248B3BA7720-F50-110317 at webmail-d279.sysops.aol.com>
> Content-Type: text/plain; charset="us-ascii"
> 
>  I've been replacing several VOM & VTVM batteries this week and found some that 
> were trying to consume themselves. But to my surprise, one of the old batteries 
> was a Radio Shack Enercell dated 1999 that not only showed no sign of leakage 
> but still measured 1.55 volts. 
> 
> So, I said to myself, "Self! Go tomorrow and buy more Radio Shack Enercell Extra 
> Life batteries with the 'Miracle Seal.' (Miracle Seal is printed right on the 
> battery.) But guess what? I look online indicates they don't sell them anymore!
> 
> So my question is whether any of you have recommendations for A, C and 9-volt 
> batteries that have a good reputation of not making a big mess when they have 
> been left in place past the expiration date?
> 
> Thanks & 73,
> 
> Wayne
> WB4OGM
> 
>  
> 
> 
> 
> ------------------------------
> 
> Message: 3
> Date: Thu, 18 Jul 2013 20:51:04 -0700
> From: "eric lemmon" <wb6fly at verizon.net>
> To: "'Discussion of Electronic Test Equipment'"
> 	<test-equipment at mailman.qth.net>
> Subject: Re: [Test-Equipment] VOM Batteries that don't leak?
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset=US-ASCII
> 
> Wayne,
> 
> I think the Radio Shack batteries lasted as long as they did simply because
> they had zero load during storage.  The batteries (cells, actually) that
> leak very often have a very low but continuous load on them, such as a
> clock, or a portable radio that has an internal time chip.  The best
> insurance is to replace batteries on a calendar basis, and to remove
> batteries from devices being stored for more than a few weeks.
> 
> 73, Eric Lemmon WB6FLY
> 
> 
> 
> -----Original Message-----
> From: test-equipment-bounces at mailman.qth.net
> [mailto:test-equipment-bounces at mailman.qth.net] On Behalf Of
> hwhall at compuserve.com
> Sent: Thursday, July 18, 2013 8:39 PM
> To: boatanchors at mailman.qth.net; test-equipment at mailman.qth.net
> Subject: [Test-Equipment] VOM Batteries that don't leak?
> 
>  I've been replacing several VOM & VTVM batteries this week and found some
> that were trying to consume themselves. But to my surprise, one of the old
> batteries was a Radio Shack Enercell dated 1999 that not only showed no sign
> of leakage but still measured 1.55 volts. 
> 
> So, I said to myself, "Self! Go tomorrow and buy more Radio Shack Enercell
> Extra Life batteries with the 'Miracle Seal.' (Miracle Seal is printed right
> on the battery.) But guess what? I look online indicates they don't sell
> them anymore!
> 
> So my question is whether any of you have recommendations for A, C and
> 9-volt batteries that have a good reputation of not making a big mess when
> they have been left in place past the expiration date?
> 
> Thanks & 73,
> 
> Wayne
> WB4OGM
> 
>  
> 
> ______________________________________________________________
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> 
> ------------------------------
> 
> Message: 4
> Date: Fri, 19 Jul 2013 00:13:36 -0400 (EDT)
> From: hwhall at compuserve.com
> To: test-equipment at mailman.qth.net
> Subject: Re: [Test-Equipment] VOM Batteries that don't leak?
> Message-ID: <8D0524D795E5730-F50-1104A8 at webmail-d279.sysops.aol.com>
> Content-Type: text/plain; charset="us-ascii"
> 
> I agree, but the batteries that were worst were also sitting about with no load. 
> I'm hoping experience has shown certain brands are better choices for forgetful 
> folks like me who leave them in longer than we ought to.
> 
> Wayne
> WB4OGM
> 
> 
> -----Original Message-----
> From: eric lemmon &lt;wb6fly at verizon.net&gt;
> To: 'Discussion of Electronic Test Equipment' &lt;test-equipment at mailman.qth.net&gt;
> Sent: Thu, Jul 18, 2013 8:51 pm
> Subject: Re: [Test-Equipment] VOM Batteries that don't leak?
>  
> Wayne, 
>  
> I think the Radio Shack batteries lasted as long as they did simply because 
> they had zero load during storage.  The batteries (cells, actually) that 
> leak very often have a very low but continuous load on them, such as a 
> clock, or a portable radio that has an internal time chip.  The best 
> insurance is to replace batteries on a calendar basis, and to remove 
> batteries from devices being stored for more than a few weeks. 
>  
> 73, Eric Lemmon WB6FLY 
>  
>  
>  
> -----Original Message----- 
> From: test-equipment-bounces at mailman.qth.net 
> [mailto:test-equipment-bounces at mailman.qth.net] On Behalf Of 
> hwhall at compuserve.com 
> Sent: Thursday, July 18, 2013 8:39 PM 
> To: boatanchors at mailman.qth.net; test-equipment at mailman.qth.net 
> Subject: [Test-Equipment] VOM Batteries that don't leak? 
>  
>  I've been replacing several VOM & VTVM batteries this week and found some 
> that were trying to consume themselves. But to my surprise, one of the old 
> batteries was a Radio Shack Enercell dated 1999 that not only showed no sign 
> of leakage but still measured 1.55 volts.  
>  
> So, I said to myself, "Self! Go tomorrow and buy more Radio Shack Enercell 
> Extra Life batteries with the 'Miracle Seal.' (Miracle Seal is printed right 
> on the battery.) But guess what? I look online indicates they don't sell 
> them anymore! 
>  
> So my question is whether any of you have recommendations for A, C and 
> 9-volt batteries that have a good reputation of not making a big mess when 
> they have been left in place past the expiration date? 
>  
> Thanks & 73, 
>  
> Wayne 
> WB4OGM 
>  
>   
>  
> ______________________________________________________________ 
> Test-Equipment mailing list 
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> 
>   
> 
> 
> 
> ------------------------------
> 
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> 
> End of Test-Equipment Digest, Vol 111, Issue 10
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