It melts faster than a screen.
On Oct 30, 2005, at 3:42 AM, PA3DUV wrote:
> Rich,
>
> Why a 3AG fuse?
>
> Dick
>
> ----- Original Message -----
> From: "R.Measures" <r@somis.org>
> To: "Paul Whatton" <paul.whatton@ntlworld.com>
> Cc: <amps@contesting.com>
> Sent: Sunday, October 30, 2005 12:13 PM
> Subject: Re: [Amps] Buyer beware!
>
>
>>
>> On Oct 30, 2005, at 2:33 AM, Paul Whatton wrote:
>>
>>> If anyone is thinking of buying gear from a US amateur please be very
>>> careful.
>>>
>>> About three months ago I put a message in the group to say that I was
>>> looking for a G3SEK tetrode board. Ian was out of stock as was Toms
>>> Tubes. A US amateur emailed me to say that he had a kit which was
>>> surplus to his requirements and offered it to me for $150.00. He
>>> didn't
>>> have a Paypal account and I don't like Western Union so I arranged
>>> for
>>> a
>>> friend in the USA to send him a USD postal order by recorded
>>> delivery.
>>> It all checked out. His address is the same as qrz.com and his
>>> callsign
>>> quite well known, the emails were friendly. He gave me his cell
>>> number.
>>> A Google search brings up several references to him.
>>>
>>> He received the postal order on 16 August and acknowledged it by
>>> email
>>> to me. But as of today I have still not received the boards. On four
>>> seperate occasions by email or when I have called him he has promised
>>> that they will be mailed "tomorrow" and made the excuse he has been
>>> busy
>>> and I shouldn't worry. For the past month he has ignored my emails.
>>
>> What is his name, callsign, and address. What frequencies does he
>> frequently operate on?
>>>
>>> Half of me (the warm hearted half that believes in ham spirit) thinks
>>> this is all OK, that the boards will arrive eventually and there is a
>>> reasonable explanation. The other half of me is getting twitchy.
>>> Repeated promises and excuses. Surely it doesn't take over ten weeks
>>> to
>>> mail a packet? It has also been very frustrating because I have a
>>> project ready to install the boards in.
>>>
>>> If any of this is ringing any bells and you have a similar story
>>> please
>>> contact me so we can compare notes. If any of you are thinking of
>>> buying
>>> something from a US amateur, please email me off-board before parting
>>> with your cash.
>>>
>>> In the meantime I'm taking advice and looking at ways I might either
>>> get
>>> my boards or my money back. But it's not easy when the transaction is
>>> in
>>> the USA and I'm in the UK. I'd welcome any suggestions or advice.
>>
>> Tetrodes don't need sophisticated circuitry, they need appropriate
>> design and, for those with handles, they need a 3AG fuse in the
>> primary
>> of the screen PSU xfmr. Also, all tetrodes need a shunt screen
>> current
>> bleeder to handle reverse screen-I.
>>
>> cheers, Paul
>>>
>>> Regards
>>>
>>> Paul G4DCV
>>>
>>>
>>> _______________________________________________
>>> Amps mailing list
>>> Amps@contesting.com
>>> http://lists.contesting.com/mailman/listinfo/amps
>>>
>>>
>>
>> Richard L. Measures, AG6K, 805.386.3734. www.somis.org
>>
>> _______________________________________________
>> Amps mailing list
>> Amps@contesting.com
>> http://lists.contesting.com/mailman/listinfo/amps
> _______________________________________________
> Amps mailing list
> Amps@contesting.com
> http://lists.contesting.com/mailman/listinfo/amps
>
>
Richard L. Measures, AG6K, 805.386.3734. www.somis.org
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