[Elecraft] NorCal Doublet
Don Wilhelm
w3fpr at embarqmail.com
Sat Mar 7 09:31:30 EST 2009
It is the narrow window line. The Wireman #562 is what I bought at one
of the hamfests.
73,
Don W3FPR
NG3V wrote:
> Don,
>
> Is the "300 ohm ladder line" you mention actually open or like TV twin lead?
>
>
> 72,
>
> Tom, ng3v
>
> -----Original Message-----
> From: elecraft-bounces at mailman.qth.net
> [mailto:elecraft-bounces at mailman.qth.net] On Behalf Of Don Wilhelm
> Sent: Saturday, March 07, 2009 12:16 AM
> To: Frank MacDonell
> Cc: Elecraft
> Subject: Re: [Elecraft] NorCal Doublet
>
> Frank,
>
> I do not know of a source, but contrary to other posts, the Norcal doublet
> used actual computer #26 IDS wire (not rotator wire).
>
> Don't get me wrong, the rotator wire will work, but it will not be as
> lightweight as one constructed of computer flat cable as the NorCal doublet
> was.
>
> If you want an antenna that will perform just like the NorCal doublet, use
> any kind of wire for the radiator, cut to 22 ft. on each side and feed it
> with 300 ohm ladder line. I use the #22 teflon wire offered frequently by
> N2GO on the QRP reflector for the radiating element, and use either lengths
> of the same N2GO wire twisted for the feedline or I use the 300 ohm ladder
> line. The teflon insulation is nice because it does not stick to tree limbs
> and if tangled is easy to untangle because of the 'slippery' nature of
> teflon. The antenna is the same as the NorCal doublet, but the wire is
> different.
>
> 73,
> Don W3FPR
>
> Frank MacDonell wrote:
>
>> Does anyone know where one can purchase the wire for the NorCal
>> Doublet Antenna (4 strand computer ribbon wire)? Thanks
>>
>>
>>
>>
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