[Boatanchors] B&W 425 LPF?
rbethman
rbethman at comcast.net
Thu Jul 17 17:12:47 EDT 2008
Carl,
I live too close to folks that do significant monitoring. I'd rather
run a "castrated KW" than nothing at all! A couple of us DID have a
line on the Army 5KW amps made for the BC-610s.....
(Considering today's electric bills, don't think I'd run it even IF I
snared one!)
Bob
Carl wrote:
> Ah, a castrated KW, not a real one! It takes a 5KW ICE filter to
> safely handle a KW of carrier. Im not quite there ....yet! Thats what
> the 304TL's are for, Ive almost given up on finding a like new pair of
> 6C21's or 750TL's
>
> Carl
> KM1H
>
> ----- Original Message ----- From: "rbethman" <rbethman at comcast.net>
> To: <boatanchors at mailman.qth.net>
> Cc: "Carl" <km1h at jeremy.mv.com>
> Sent: Thursday, July 17, 2008 4:37 PM
> Subject: Re: [Boatanchors] B&W 425 LPF?
>
>
>>
>>
>> Carl wrote:
>>> ----- Original Message ----- From: "rbethman" <rbethman at comcast.net>
>>> To: <boatanchors at mailman.qth.net>
>>> Sent: Thursday, July 17, 2008 2:57 PM
>>> Subject: Re: [Boatanchors] B&W 425 LPF?
>>>> John.
>>>>
>>>> I've got the model 425, 52 ohm lpf, s/n 100
>>>>
>>>> The 425 will take a full KW AM.
>> Carl,
>>
>> 400W carrier, 2500W PEP to the antenna. At least that's what the
>> BC-610 or T-213 will do. I've used both the B&W and a Bud LPF for
>> this purpose. Each is directly attached to the RF out connector.
>> Tuners and all else comes after.
>>
>> I've run them since 2001 or before, can't remember when I went QRO AM.
>>
>> Bob - N0DGN
>>>
>>> 4KW PEP?
>>>
>>> I wouldnt push it that hard. The relabeled FL-1500 is rated 1500W CW
>>> and that assumes a very low VSWR. Ive arced them at 1200W into ~3:1
>>>
>>> Carl
>>> KM1H
>>>
>>>
>>>>
>>>> Bob - N0DGN
>>
>> --
>> Bob - NØDGN
>>
>>
>
> _______________________________________________
>
--
Bob - NØDGN
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