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Best way to test 3 parabolas.

Subject: Best way to test 3 parabolas.
From: freitojos
Date: Thu Jan 16, 2014 2:10 pm ((PST))
Hello, =0D
 I have made three diferent parabolas 40cm, 60cm and 89cm diameter in fiber=
 glass.=0D
 I would like to test them in the field, in the same place with the same so=
und sources. I have only one tripod, same quick release manfrotto system in=
 the three. Could someone sugest a method to test them? =0D
 Jos=C3=A9 =0D





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