The T match is one thing I think they did right. No ferrites, no capacitor,
inherently dc grounded, no element insulator needed, very simple
construction, and simple tuning.
David Robbins K1TTT
AR-Cluster node: 145.69MHz or telnet://dxc.k1ttt.net
> -----Original Message-----
> From: K2EK@aol.com [mailto:K2EK@aol.com]
> Sent: Saturday, November 15, 2008 12:59
> To: firstname.lastname@example.org
> Subject: Re: [TowerTalk] telrex question
> I had the 3 element 20M Telrex (26 foot boom) at 95 feet. It was bought
> not long before Telrex went out of business. During contests, I would add
> 2nd at 60 feet which I made from parts scavenged from their 3 el
> tribander. My
> reasons for choosing Telrex was I wanted something "stronger" than what
> available from CushCraft or HyGain at the time.
> The combination played very well for me (winning 20m single band in both
> modes of CQWW and setting a record on CW). I suspect the hilltop location
> had a
> lot to do with it.
> In retrospect, these are heavy antennas. The through the boom mounting
> robust. However, it made on the tower assembly very difficult. Worse
> the bolt holding the element would eat into the aluminum just enough to
> the mounting. Eventually, the boom would saw through the element. Grrrr!
> Some may not like the T-match. I cannot say why, since that is what's on
> 6m and 70cm yagis from M2..
> There are many antennas available now that are far better in design. I am
> planning on several more from M2 for this location.
> 73 and gl
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