[Contest] FS: Brand New Tennadyne T3.20M 20m Monobander

Jan C. Robbins swanman at cfu.net
Fri May 13 09:23:35 EDT 2005


Brand new, never opened Tennadyne 20 meter contest-quality monobander. 3 
driven elements optimally spaced at 9' on an 18' boom, gain in excess of 
8dbd. Like all driven arrays, notably lower radiation angle at heights 
below one wavelength. 1.5:1swr or better across entire 20m band, 99% 
efficiency. I have designed and built driven arrays for nearly thirty 
years, and for a rock crushing signal on a lower tower they cannot be 
matched. On a higher tower this one would only be matched by 5-6 
elements on a 40'+ boom. I have used many Tennadynes (along with most 
other commercial arrays), and consider them the best built ham antennas. 
Complete, includes assembly manual and double-clam-shell "Slipp-Nott" 
boom to mast bracket for zero spin. Sells for $550 as packaged. I can 
sell this one for $395. Tks es 73! Jan N0JR
-- 
"There is no end to what you can accomplish
if you don't care who gets the credit."   Anon.



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