Search found 15 matches

by johnb
Sun Dec 13, 2020 2:13 pm
Forum: Soundproofing and Acoustics
Topic: Rear wall waveguides, what angle?
Replies: 1
Views: 979

Re: Rear wall waveguides, what angle?

Oleg, Rear wall; angle your waveguides 24 degrees from perpendicular. Front wall; Start from the outside, angle the first waveguide 12 degrees from perpendicular, second - 24 degrees, third - 36 degrees. Spacing between waveguides on the front wall vs back is different too. This is explained in deta...
by johnb
Thu Dec 10, 2020 8:44 am
Forum: Religion (lions and tigers and bears, OH MY!)
Topic: Electronic music is the new dominant global religion
Replies: 0
Views: 1802

Re: Electronic music is the new dominant global religion

Understand that Rock n Roll is electronic music. All recordings are electronic. Dub and Reggae are surely electronic, hip hop is electronic. Once R&B was understood to be Soul, it had become electronic - thanks James Jamerson. R&B is particularly on the forefront of electronic exploration n...
by johnb
Thu Dec 10, 2020 8:39 am
Forum: Studio Ventilation + heating and cooling
Topic: Updating existing HVAC system with barometric ventilation
Replies: 1
Views: 1020

Re: Updating existing HVAC system with barometric ventilation

When my HVAC contractor installed my system, he followed the majority of the specs, except he omitted the barometric input and exhaust units... claiming that the units didn't need them and provided sufficient fresh air as they were manufactured. Up until now, I haven't worried about the need for fr...
by johnb
Thu Dec 10, 2020 6:41 am
Forum: Recording Studios and Other Acoustic Spaces (my book)
Topic: Welcome!
Replies: 4
Views: 2393

Re: Welcome!

Max,
Excellent!
(you're NOT helping!!! - It's going to take me even longer to get this done!!)

Great idea. Yes, that would be extremely helpful to include. :D
Cheers,
John
by johnb
Thu Dec 10, 2020 6:16 am
Forum: Soundproofing and Acoustics
Topic: Noise reduction questions
Replies: 1
Views: 998

Re: Noise reduction questions

First, I am very happy to have Mr. John Brandt's forum, he has provided a lot of knowledge and inspiration for me :ugeek: But I have a question, Does anyone know how to calculate the reduction of soundproof value of a soundproof wall construction, due to a hole in the wall. I've read from a book or...
by johnb
Thu Dec 10, 2020 5:47 am
Forum: Introductions
Topic: Martin Goodwin
Replies: 1
Views: 768

Re: Martin Goodwin

Martin,
It's good to meet you here.
Please put all of your questions into the appropriate thread/board and I'll do my best to answer.
Cheers,
John
by johnb
Thu Dec 10, 2020 5:45 am
Forum: Introductions
Topic: BroKen Harrison
Replies: 1
Views: 768

Re: BroKen Harrison

Ken,
Good to see you here!
I look forward to our conversations.
Cheers,
John
by johnb
Thu Dec 10, 2020 5:45 am
Forum: Introductions
Topic: Luis Berrios-Nichols
Replies: 2
Views: 853

Re: Luis Berrios-Nichols

Luis,
Thank you! It's great to have you here.
Cheers,
John
by johnb
Thu Dec 10, 2020 5:44 am
Forum: Introductions
Topic: Hi
Replies: 1
Views: 706

Re: Hi

Joe,
It's GREAT to have you here. I look forward to our conversations.
Cheers,
John
by johnb
Wed Dec 09, 2020 5:17 pm
Forum: Introductions
Topic: Radulescu Paul-Mircea
Replies: 1
Views: 742

Re: Radulescu Paul-Mircea

Radulescu,
It's great to have you here! I look forward to discussing acoustics.
Feel free to send me a message or email.
Cheers,
John