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DPA Windpac

Subject: DPA Windpac
From: "Greg Simmons" simmosonics
Date: Tue Apr 24, 2007 11:43 pm ((PDT))
Kevin Colver wrote: "Any ideas from the group on how a DPA Windpac
compares to a blimp in high winds?"

Blimps have terrible stability problems in high winds, they usually
remain grounded at the airport. Very unsafe...

But seriously, I reviewed the DPA Windpac for a local audio magazine
some time ago, comparing it to my Rycote. I didn't have a wind tunnel,
so I stuck the two of them through the sunroof of a sporty little
sedan and hit the highway at speeds of up to 60km/h. I used a matched
pair of DPA 4023 miniature cardioids, one in each windshield, matching
their gains as closely as possible and feeding both into a Nagra V.

Firstly, the DPA outperformed the Rycote (with fuzzy) in general,
blocking up to 6dB more wind noise, but their filtering bandwidths
differed significantly, giving each a different tonality.

Secondly, in non-wind situations, the Windpac passed more useful
energy in the extended high frequency areas than the Rycote (without
fuzzy), making it the higher fidelity option.

I have not tried the rain coat.

- Greg Simmons




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