Surround sound problem - Gunshots

 

New member
Username: Mcbane

Post Number: 1
Registered: Jul-06
Hello, I have a Denon avr 2807 reciever with Kef 3005 speakers, Pioneer 667-a Dvd player.
Ive connected the DVD player to the receiver using component video cables and optical cable.
When watching some movies (recent example - Predator) i cannot here the gunfire properly. This has happened a couple of times. I can only hear the bass generated by the Subwoofer, there should be actual gunfire noise coming from the centre speaker. I have changed frequency crossover To 120, 100 and 80.
Please Help
 

Gold Member
Username: Jan_b_vigne

Dallas, TX

Post Number: 8916
Registered: May-04
.

Gunfire is the only time you experience a problem? Is the system working properly at all other times?


.
 

Gold Member
Username: Nuck

Post Number: 3616
Registered: Dec-04
Does the first round sound better than the second and following?
Jan and I are thinking the same thing(I think) but asking differently.
 

New member
Username: Mcbane

Post Number: 2
Registered: Jul-06
Hi Guys,
Thanks for your prompt responses.
The system is working fine. There is a scene in predator where Arnie fires at the predator using a machine gun...all i hear is the ricochet's off the tree...and the bass from the subwoofer...no actual gunfire. In the scene where they are all firing at the bush, i can hear all the gunfire...its only when there individual gunfire.
 

Gold Member
Username: Nuck

Post Number: 3640
Registered: Dec-04
It was a supressed weapon.
 

Gold Member
Username: Jan_b_vigne

Dallas, TX

Post Number: 8920
Registered: May-04
I have no idea what the scene you mention is like as far as sound effects go. Run your test tone and place you ear at each tweeter. I think you possibly have a blown tweeter in the center channel based upon, "there should be actual gunfire noise coming from the centre speaker."


.
 

New member
Username: Mcbane

Post Number: 4
Registered: Jul-06
Thanks for the advice.
I dont think ive blown a tweeter as i just bought the speakers. Also - how do i 'test' the tweeter as its in the acoustic centre of the bass/midrange cone. (sorry - might be a stupid question)
Its only on that particular scene and one or two others that i cant hear any gunfire.
 

Bronze Member
Username: Eib_nation

Ohio EIB Nation

Post Number: 70
Registered: Jul-06
That is a fault once common with Denon receivers.

For 2 years, Denon partnered with GreenPeace electronics International for components for their receivers. They have been known to supress certain sound effects including....gunfire, gasoline powered engines, trees falling, etc, etc, etc..

Thanfully, after many complaints, they have been fired as a subcontractor, and the complaints from Denon receiver owners have ended. Luckily, current owners who are still experiencing these problems can have their units recalled and repaired at no charge.
 

Gold Member
Username: John_a

LondonU.K.

Post Number: 4446
Registered: Dec-03
The Best Bang for the Buck Speakers on the Market.

There is a great test disc. Mercury Living Presence. Tchaikovsky 1812 Festival Overture plus Beethoven "Wellington's Voctory". Minneapolis Symphony Orchestra with 1775 Bronze Cannon and various comtemporary muskets. Courtesy U.S. Military Academy, West Point.
 

Gold Member
Username: Project6

Post Number: 8966
Registered: Dec-03
Rush,
You claim that it "is a fault once common with Denon receivers".

The 2807 is a fairly new receiver, I don't think your assessment is still up to date.

What is your source for this information and Denon's partnership with GreenPeace elecronics? Was there a service bulletin for such a recall?
 

Silver Member
Username: Praetorian

Canada

Post Number: 323
Registered: Dec-05
I thought he was joking... Anyway, How does Governor "The Body's" mini-gun shoot-off sound? That one would cross all three front tweeters I bet, if you listen to the tweeters on the mains, that should tell you what kind of sound should be coming out of your ctr channel. It should become apparent if this is a processor defect or hardware. Further, just because the speaker is new does not mean it is defect-free. :-)
 

Gold Member
Username: Jan_b_vigne

Dallas, TX

Post Number: 8922
Registered: May-04
.

Not funny, Rush.


You can test your speakers several ways. There is a "test" button somewhere on your system, usually on your remote control. You use it to set levels for your individual speakers when you do the intial set up. If you haven't done this set up procedure, this could possibly be part of your problem. The test signal is pink noise and will cover most of the audible frequency spectrum. Run the test which involves switching between each speaker in your set up. Place your ear in front of the tweeter and listen for high frequency content. Get close enough to the speaker to be hearing mainly the tweeter's output. You can also use the white noise which exists on FM. De-tune your tuner to a spot where no station exists and switch off the FM muting (this is normally done at the front panel of the receiver). You should hear the rushing sound of interstation noise. Using your remote to toggle the receiver to a multichannel mode such as Dolby Pro Logic, listen again for the high frequency content from the front three speakers. You might need to adjust the level of the various speakers to make the signal more obvious from each system. By placing your ear close enough to the tweeter, you should be able to determine whether it is working or not. Do all these tests at moderate volume as too high a level with pink or white noise can damage a speaker.


A damaged tweeter is the only thing which comes to mind which might affect the sound in the manner you describe if everything else is operational. It is possible you have a speaker mis-wired and you are not hearing center channel program out of the center channel. Running the set up test will check for this also. You haven't said whether the receiver is in Dolby Digital mode when the problem occurs or whether the receiver gives any indication of a problem by flashing any lights on the front panel. Other than these few reasons I can't think of a situation where the receiver or speakers would be selective in which signals they reproduced. Unless someone elese can come up with an answer, I would suggest you return to your dealer for some after-the-sale-service subsequent to checking the speaker's operation and set up.

.
 

Bronze Member
Username: Eib_nation

Ohio EIB Nation

Post Number: 72
Registered: Jul-06
I thought he was joking...
--------------

LOL
I was!

The response was so absurd, Im not quite sure how anyone could have been fooled. BTW, I neglected to report the most important omitted sound of all!!

Can you guess what it is?
 

Gold Member
Username: Petergalbraith

Rimouski, Quebec Canada

Post Number: 1722
Registered: Feb-04
Seal hunt?

Anyway, they would want to emphasize those sounds to make them sound worse instead of supressing them.
 

Silver Member
Username: Praetorian

Canada

Post Number: 325
Registered: Dec-05
If only you could input "inflection" into typing, trust me, I KNEW you were kidding, I HOPE some others did as well... (see the three dots? They are part of typing in inflection...)
 

Gold Member
Username: Project6

Post Number: 8999
Registered: Dec-03
aaargh!

trees...gasoline powered vehicles...greenpeace...and so the whale blubber thins :-)
 

Gold Member
Username: Nuck

Post Number: 3654
Registered: Dec-04
I already told y'all, the weapon had a silencer!
 

Gold Member
Username: Jan_b_vigne

Dallas, TX

Post Number: 8925
Registered: May-04
.

"I neglected to report the most important omitted sound of all!!

Can you guess what it is?"


The sound of Limbaugh being shut in prison? Limbaugh dying of a heart attack when the fat @ss finds out his prescripttion for Viagra is in someone else's name? The sound of Limbaugh sucking air when he finds out he has no need for Viagra?


.
 

Bronze Member
Username: Eib_nation

Ohio EIB Nation

Post Number: 73
Registered: Jul-06
Seal hunt?

Anyway, they would want to emphasize those sounds to make them sound worse instead of supressing them.
--------
LOL... NICE!!

Actually, I was thinking whale sounds, but you get a cookie for an excellent response!!
 

Bronze Member
Username: Eib_nation

Ohio EIB Nation

Post Number: 74
Registered: Jul-06
The sound of Limbaugh being shut in prison? Limbaugh dying of a heart attack when the fat @ss finds out his prescripttion for Viagra is in someone else's name? The sound of Limbaugh sucking air when he finds out he has no need for Viagra?

===============================

LOL...

Actually, Greenpeace electronics international imbedded a secret chip into the Denon that will put emphasis on those sounds by a factor of 10:-)
 

Gold Member
Username: Gavincumm

New York USA

Post Number: 1262
Registered: Feb-05
don't you mean the sound of Limbaugh auto-fellating when he realises that you can't mix viagra with booze because the effect lasts for hours...?
 

Gold Member
Username: Gavincumm

New York USA

Post Number: 1263
Registered: Feb-05
where is the mention of auto-fellating going to come into play? lol

whoops... I think I just mentioned it, and it is now good to go :-P
 

Bronze Member
Username: Serniter

Piscataway, New Jersey USA

Post Number: 40
Registered: Mar-06
Is the center speaker 'enabled' on the receiver settings? If its playing all other frequencies, it probably is...
 

Bronze Member
Username: Dobyblue

St. Catharines, Ontario Canada

Post Number: 75
Registered: Oct-05
When the Body goes nuts with his gatlin gun there's pretty much just bass and a very loud whirring sound coming from the centre, the trees and everything else around in the mains and surrounds is pretty deafening.
That's what I recall from my copy (DTS edition)
 

New member
Username: Mcbane

Post Number: 1
Registered: Aug-06
Problem solved - I went through auto set up and after it calculated everything, the surrounds were set to 'large' and centre to 'small'. The crossover was set to 80. I played predator and i could hear every gunshot etc and the sound was awesome. My Kef manual says to set my speakers up as 'small'?
can anyone explain what happened? will my current setting maximise my listening pleasure?
 

New member
Username: Mcbane

Post Number: 2
Registered: Aug-06
actually - what had happened was that someone put my surround fronts to Zone - 2.......thats y i couldnt hear gunshots on that particular scene - the front surrounds werent even working!
so i went through the set up and changed it...even changed my speakers to small and at a higher crossover
 

Gold Member
Username: Chitown

Post Number: 1200
Registered: Apr-05
It's ok Parvan, there is too much sax and violens on the tube these days anyway. You don't really need to hear gun shots.

You want to hear good gun shots sounds, move to my old neighborhood in Detroit.
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