http://www.tak-tenna.com/
And the reviews on Eham.com
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Reviews: 34 Average rating: 4.9/5 MSRP: $108 Description: Electrical Half-wave Dipole Antenna
Rotatable - Portable - Stealth - Perfect Backup Antenna
Currently available in 40m, 20m, 10m, and 11m models
Electrical Quarter-wave radiating spiral end elements
Direct feed with 50 ohm coax on resonant band
User selects resonant frequency during tuning process
Can use coax + tuner...or twin lead + tuner
Power tested to 1000 CW watts,
key down for 30 seconds and 1400 Watts PEP
no heat sensed on antenna wire or coax feed point when touched by hand after power testing
NO lossy matching components anyplace in system
10 to 14 dB signal increase in transmit with 90 degree rotation
30 inch boom
Low SWR across band
Sturdy and well built
Weighs only 5 pounds
Uses proprietary #14 gage copper plated alloy wire
Easy assembly - less than 90 minutes
TAK-tenna 40 Multi-Bander also works on 30, 20, 15 and 10 Meters with use of tuner
Tested with Kenwood TS-430 and AT-250 using 50 ohm coax to antenna
Tested with twin lead and other tuner...works fine too
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http://www.eham.net/reviews/detail/6775
73
Jeff