Thanks for input, Rick. Which Tennadyne LPDA did you put up? A T-10 using
two 2 inch round booms (like mine)? Tennadyne changed to square booms with
closer spacing a while ago which affected the intra-array feedline
impedance and, hence, the SWR bandwidth. 73, Dave W2TA
> From: Timothy L. Bratton <email@example.com>
> To: firstname.lastname@example.org
> Subject: Tennadyne
> Date: Friday, April 10, 1998 6:53 PM
> Dave -
> I put up a Tennadyne LPDA for N5FW. It replaced a KLM 5L20 so that
> Frank could work IOTA stations on all the 20m-and-up bands. The SWR,
> measured with an MFJ 259 in the shack, with the antenna about 30 ft up,
> was less than 1.6 from 14 to 30. The peak was at 21.6 (out of band).
> The SWR performance is excellent.
> I was concerned that it might be an air-cooled dummy load, especially
> compared to the monoband Yagi. LPDAs are great for bandwidth, but not
> so long on gain. Frank has been in love with it since we got it up. He
> broke a pile up to a Western Sahara station Wednesday night, and has
> worked all sorts of rare stuff with it.
> What he really likes is being able to change bands without having to
> change antennas.
> -----------Tim K5RA
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