Quote:
Originally Posted by DKB_SATX
Have you had a chance to use/test the JACK antenna? I've been looking at that one, since the PO of my trailer removed the antenna altogether so I'm starting from scratch I figured I'd go modern with that if it performs well.
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The JACK antenna comes in 2 flavors. The one like Fred has is simple, nothing to crank up or down, it rotates with a knob on the ceiling base which also includes a built in signal meter which is helpful in getting the antenna pointed towards stations before running a scan on the TV.
The other is designed to be a replacement for the antenna element such as the Winegard Sensar. A separate signal meter is optional and the head uses the existing Winegard power supply. A pole bracket and 110 wall wart is included so this model can be used as a residential antenna.
A vendor was selling the JACK at the spring Samboree in Waco. A fellow chapter member bought one to replace his non functional Sensar and had excellent results. Installation of the replacement was a snap as he had ready ladder access to the roof of his 5th wheel.
Another member later bought one from Amazon and claimed he was getting twice as many watchable channels after replacing his Sensar.
I borrowed his JACK for a test.
Test 1: Winegard Sensar III with Wingman, antenna pointed towards most distant stations. Ran scan, 21 watchable channels.
Test 2: Swapped Sensar with JACK, pointed in the same direction and reran scan, received the same 21 watchable channels.
My assumption is that his noted improvement was due to either a dirty coax connector at the head that was unknowingly corrected by reseating the connection or he had a weak amplifier in the Sensar head. I did note that the JACK seemed to have a wider field of view than the Sensar. That is, I was able to turn the antenna further left or right before the channels started to freeze and pixelate.
I don't know how this would compare to the model Fred has as his sits closer to the roof. My conclusion is that either would be a good choice as a replacement for a missing or non functional antenna. The integrated signal meter on the model Fred bought is a real plus and with nothing to crank up or down there's less concern with low hanging branches or forgetting to lower the antenna before pulling out.