[roc-chat] Re: Interested in Sonic Boom Sound
- From: Richard Dierking <richard.dierking@xxxxxxxxx>
- To: roc-chat@xxxxxxxxxxxxx
- Date: Thu, 14 Jun 2012 08:49:34 -0700
Ok, glad that someone else heard this Mike! And yes, this sounds like a
very good explanation. I was a sharp pop and that's what surprised me. Do
you know who's rocket it was? Just wondering if there's video out there.
Thank you,
Richard
On Thu, Jun 14, 2012 at 12:29 AM, Mike Riss <rockt_dude@xxxxxxxxxxxxx>wrote:
> Richard,
>
> I think I heard the same thing, and IIRC, I was standing in the safety
> zone at the time. Seemed like it was towards the end of the motor burn.
> It sounded pretty sharp to me. I was thinking it was that "liner getting
> expelled" that usually gets thrown out as an explanation for that type of
> sound.
>
> Mike
>
> --- On *Wed, 6/13/12, Richard Dierking <richard.dierking@xxxxxxxxx>*wrote:
>
>
> From: Richard Dierking <richard.dierking@xxxxxxxxx>
> Subject: [roc-chat] Interested in Sonic Boom Sound
> To: roc-chat@xxxxxxxxxxxxx
> Date: Wednesday, June 13, 2012, 8:20 AM
>
> During ROCstock after I was doing some maintenance on one of the back pads
> and was walking away, a rocket was launched. It was about a 4" diameter,
> and had a large enough motor to get it going *fast*. During the flight,
> I definitely heard a "pop" but it didn't coincide with any event I saw on
> the rocket. I thought that a sonic boom could only be heard if the cone
> created by the disturbance passed by you. So, what could this have been?
> I was thinking perhaps a sound generated by turbulence at the base of the
> rocket?
>
> Anyway, this is the first time I've heard this kind of sound and I wonder
> if someone has video that includes this "pop."
>
> Richard Dierking
>
>
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