[TriEmbed] speaker stuff

Pete Soper pete at soper.us
Wed Jan 12 10:58:30 CST 2022


Oops. Can't imagine how the Cc got into that email msg to my brother. 
Sorry about that.

Pete

On 1/12/22 11:57, Pete Soper via TriEmbed wrote:
>
> I'm very impressed. Given eight ohm speakers the fuse will open with P 
> = I^2R or .5x.5x8 = two watts going into the speaker for long enough 
> to heat up the fuse and cause it to open. I'm assuming, however, that 
> the fuse operates properly with AC. You should study the datasheet for 
> this part to confirm this. If you hit a snag, holler and I'll ask a 
> guy who knows a lot about this type of device. But well done you!
>
> On 1/12/22 09:12, David Soper wrote:
>> I have some NP capacitors in the closet wired into the wires going to 
>> my kitchen speakers.  It occurred to me that I don't need those if I 
>> switch my receiver back to crossing over. It was the tweeters I was 
>> blowing up anyways. I soldered these in this time for the tweeters 
>> but plan to be careful. I had .75 amp ones in before.
>>
>> https://www.parts-express.com/TE-Connectivity-Raychem-RXEF050-0.50A-Polyswitch-071-254?quantity=1&custcol1=TE%20Connectivity%2FRaychem%20RXEF050%200.50A%20Polyswitch&custcol_ava_item=071-254&custcol_ava_incomeaccount=General&custcol_ava_upccode=844632046889&custcol_ava_pickup=F&custcol_disableshopping=F 
>> <https://www.parts-express.com/TE-Connectivity-Raychem-RXEF050-0.50A-Polyswitch-071-254?quantity=1&custcol1=TE%20Connectivity%2FRaychem%20RXEF050%200.50A%20Polyswitch&custcol_ava_item=071-254&custcol_ava_incomeaccount=General&custcol_ava_upccode=844632046889&custcol_ava_pickup=F&custcol_disableshopping=F>
>>
>> -- 
>> Dave Soper
>>
>>
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>> 	01/12/22, 09:05:51 AM 	
>>
>
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