[TechAssist] Re: Semiconductor purchasing question
- From: "al m" <ampm@xxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 6 Oct 2005 10:14:30 -0400
Is there a web site for them?
Al Marquardt
ampm@xxxxxxx
Al Marquardt Electronic Repair
206 W Main
Girardville Pa. 17935
----- Original Message -----
From: "Shoreline Electronics" <jstielau@xxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, October 06, 2005 10:11 AM
Subject: [TechAssist] Re: Semiconductor purchasing question
> Agreed!
>
> ==========================
> Jeff Stielau
> Shoreline Electronics Repair
> 344 East Main Street
> Clinton,CT 06413
> 860-399-1861
> 860-664-3535 (fax)
> jstielau@xxxxxxxx
> ========================
>
> ----- Original Message -----
> From: "peggs" <peggs@xxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>; <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, October 06, 2005 12:09 PM
> Subject: [TechAssist] Re: Semiconductor purchasing question
>
>
>> Electrosound is the most trustworthy distributor I have found.
>> They are cheaper than anyone,and I have NEVER receive a 'knock-off' part
>> from them.
>> They sell many OEM parts,and some replacement stuff(RCA Focus
>> Block,Zenith
>> Focus Block) if you dare to go that route.
>> No semiconductor I've ever purchased from them has been inferior.
>> 1-800-441-6110
>>
>> Peggs
>>
>> At 03:14 AM 10/6/05, Premium Technologies wrote:
>>>Group,
>>>I had a Panasonic 27" in for repair today, with a not uncommon 3" high
>>>pic
>>>across the screen. Found three caps behind the vertical heat shield and
>>>the vertical IC LA7838 at fault. Replaced these and still had the
>>>problem. Traced and tested for about a half hour more and replaced the
>>>IC
>>>again, still same problem. At this point I'm fuming, going over the
>>>print, retesting up the circuit, ESR testing caps that I had done at
>>>least
>>>twice and looking for any clue as to why the IC looked as though it had
>>>failed.
>>>Finally I tried a third IC and to my surprise the pic was restored. I
>>>looked at the packaging and found that these three ICs were purchased
>>>from
>>>Tritronics and they didn't appear to be the cheap TT Chinese
>>>knock-offs. I'm at least intelligent enough to knowingly avoid those.
>>>In
>>>fact, I noted that I had paid almost nine bucks a piece for these.
>>>So, I went to order some things from Tritronics this evening and searched
>>>the LA7838 on their site. It came-up with several brands all using the
>>>LA7838 and all of them a different price, ranging from a couple of bucks
>>>to eleven plus dollars a piece. So what denotes a knock-off from an
>>>original Sanyo made component when all you have is the price to go
>>>by?? None of the brands listed were Sanyo and most of them showed each
>>>of
>>>the brand part numbers, Hitachi and Toshiba for example, identifying it
>>>as
>>>a LA7838 or OEM part. It's probably how I ordered the last ones - middle
>>>of the road price or manufacturer number.
>>>This makes a about four times in the last month I've had to replace a
>>>component because it was a failure right out of the box.
>>>I'll be calling Tritronics tomorrow but this seems like an epidemic that
>>>obviously could be cured at the supplier's end. Besides, I just hate
>>>wasting money on such a small margin repair as this one.
>>>Anyone else had a similar problems lately with Tritronics parts?
>>>Bill
>>>William Rayburn, CET
>>>Premium Technologies
>>>PO Box 442
>>>Long Beach, WA. 98631
>>>360-642-4993
>>>
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