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Old 19-Aug-2014, 10:58 PM   #16
w1zofaz
Junior Member
 
Join Date: Aug 2014
Location: East TN.
Posts: 16
Okay, got the HD Stacker up and connected. I did make a mistake on how long the cable is coming off the antenna for the Mohu Sky. It is

30' RG6 Quad from antenna to ground block and then 50' RG6 Quad from Ground block to Tivo. I did not run signal tests as the day I got it had bands of storms coming in with some pretty hairy. But today I ran the tests using the Tivo signal meter, same thing I did with the Mohu Sky with weather situations pretty close. In fact the HD Stacker had a little bit more cloudiness to contend with.

This is a reminder how the Mohu Sky did:

Antenna aimed at 45 degrees.

6.1 freq 26, 30-47% pixal badly sometimes unwatchable.
7.1 freq 7, 63-70% nice pic
8.1 freq 30, 62-67% nice pic
10.1 freq 10, 67-72% nice pic
15.1 freq 17, 50-52% nice pic
20.1 freq 20, 72-83% nice pic
43.1 freq 34, 55-60% nice pic
53.1 freq 42, 35-37% unwatchable most times but sometimes comes in nice
54.1 freq 23, 40-45% nice pic

Here is how the HD Stacker did under the very same things.

Antenna aimed at 45 degrees.

6.1 freq 26, 51-55% We can watch it now! YEAH!
7.1 freq 7, 71-72% nice pic
8.1 freq 30, 67-72% nice pic
10.1 freq 10, 72-73% nice pic
15.1 freq 17, 61-62% nice pic
20.1 freq 20, 72-78% nice pic
43.1 freq 34, 67-72% nice pic
53.1 freq 42, 31-32% no picture or sound now
54.1 freq 23, 52-55% nice pic

As you can see the Stacker did do better adding roughly 10% to the signal, plus it held steadier. The odd thing is that it lost for channel 53.1. That Chattanooga channel had no picture or sound, but was giving off a signal. In fact the Stacker was picking up signals from a lot of channels (that the mohu did not) that were hitting between 30-35, but also did not have picture or sound.

Would a preamplifier help in that kind of situation? Is that what they are for?

Oh, the system is still not grounded. I disconnect the antenna outside every night before retiring to bed. Just in case a storm comes up.

I still have to move it around back and do a test, but will need a longer RG6 Quad run before I do that.

Thank You.
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