[Amps] Silver solder

[David C. Hallam]

Are you sure you mean 100% silver solder?  I don't believe there is any 
100% silver solder.  Even silver brazing alloy is not 100% silver.  
There is 100% water safe silver solder which is a tin/silver solder used 
for contact with drinking water.

David
KW4DH

On 8/26/2012 8:35 PM, Charles Harpole wrote:
> 100% silver solder is on the shelf for sale in Thailand.  Also, Thailand dont need no stinking limit on its use of lead.   Also, dont breath the flux smoke.
>
> Charles Harpole
> k4vud at hotmail.com
>   > Date: Sun, 26 Aug 2012 12:41:55 -0700
>> From: audioguy at q.com
>> To: k5am at zianet.com
>> CC: amps at contesting.com
>> Subject: [Amps] Silver-bearing solder? (WAS: Re:  Solder flux)
>>
>> On 8/26/2012 12:18 PM, Mark K5AM wrote:
>>> At 2012-08-26 15:48, Carl wrote:
>>>> Many years of hard use might crystalize the solder at the switch and
>>>> elsewhere in RF paths, it should be removed and fresh solder flowed on.
>>>
>>>
>>> More easily, a drop of liquid flux, and reheating, will brighten up
>>> the connection.
>>>
>>> 73,
>>>
>>> Mark, K5AM
>>> www.zianet.com/k5am
>> Which brings to mind a related question:
>> What's the latest thinking about using silver-bearing
>> solder in amp tank circuits? In the US, Radio Shack
>> sells 62/36/2% tin/lead/silver solder for $7 USD for
>> a 1.5 oz roll. One roll will do most tank circuits, so
>> it isn't terribly expensive, relatively speaking.
>> Is 2% enough silver to make a significant difference
>> in the ability to withstand thermal cycling and
>> vibration?
>>
>> Thanks,
>> Jim N7CXI
>>
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