[Amps] 8877

krishna kanakasapapathi kkanakas at cisco.com
Mon Nov 19 09:43:13 EST 2012


Alpha 9500 ships with an import 3cx1500A7.
One needs to pay extra to have the Eimac instead of the import tube.

Now, are ebay medical pulls reliable for a spare 3CPX1500A7?
Any other non-ebay source, please drop me a note. I looked at mgs4u.com 
and they do not have any in stock.

-Krish
w4vku

On 11/18/2012 9:43 AM, Gary K9GS wrote:
> The Alpha 9500....
>
> http://www.rfconcepts.com/PRODUCTS/New-Products/Alpha-9500-Autotune-Full-Legal-Limit-Linear-Amplifier 
>
>
>
> On 11/16/2012 10:11 AM, Carl wrote:
>> Since when is Alpha using an 8877 these days? Ameritron has had 
>> excellent luck with their source, whoever it is.
>>
>> OTOH Ive had no trouble finding full output MRI pulls or NOS Eimacs 
>> when needed. Just picked up a NIB pair of 3CPX1500's with 1998 date 
>> codes.
>>
>> Carl
>> KM1H
>>
>>
>>
>> ----- Original Message ----- From: "Charles Harpole" <k4vud at hotmail.com>
>> To: <dan at kk3an.com>; <amps at contesting.com>
>> Sent: Thursday, November 15, 2012 10:43 PM
>> Subject: Re: [Amps] 8877
>>
>>
>>>
>>> I would go with the supplier selling to Alpha. BTW, as a guy who has 
>>> tried to sort out buying from inside Red China, it is a vipers' 
>>> nest.  By the time you test your items, the design will have changed 
>>> because you can be sure that the mfg are constantly looking for ways 
>>> to make them cheaper, and you know what that means.   Why does the 
>>> American made tube cost so much more?
>>>
>>> Charles Harpole
>>> k4vud at hotmail.com
>>> > Date: Tue, 13 Nov 2012 23:48:07 -0500
>>>> From: dan at kk3an.com
>>>> To: amps at contesting.com
>>>> Subject: [Amps] 8877
>>>>
>>>> Curious to know if anyone has specific knowledge of which of the 
>>>> Chinese
>>>> 8877 manufacturers are known for good tubes, and which are not?
>>>>
>>>> I'm referring to names like "Beijing Jenerator", "Kunshan Vic
>>>> Electronics", and of course Greenstone - all of whom supply the 8877.
>>>>
>>>> I'm spending a good deal of time researching this, though it's 
>>>> difficult
>>>> to decipher who's the actual manufacturer, and who's the middleman.
>>>>
>>>> I'm currently waiting on receiving a couple of these from Beijing
>>>> Jenerator, who I think is a manufacturer, and I will test them
>>>> thoroughly once they arrive later this month.
>>>>
>>>> Dan  KK3AN
>>>> _______________________________________________
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>>>
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