Am I right in that 3 db is a 1 half reduction in noise????? Then 17 db is a major reduction!!!!! ... From: Lincoln Ross To: Michalak@yahoogroups.com Sent:...
7399
Jeff
jhbjap
Jun 3, 2004 4:33 pm
"Loudness increases approximately three times for every 10 decibels. So 30 decibels is three times as loud as 20 decibels. 40 decibels is three times as loud...
7400
wwbaginski
Jun 3, 2004 5:39 pm
I have to tell that 6 HP B&S selled here (Poland) with Italian lawn mower Alco gives up to 98 db of noise. Is it the same in US? Well I asked about that Jacks...
7401
pibracing
Jun 3, 2004 8:57 pm
Its 50.00 if you are bringing a boat,I went the last two years and it cost 15 or 17.00 I forget which. Mike ... or e-mail ... spectators ... (to me at ... ...
7402
builtaboat
Jun 4, 2004 1:20 am
And I am not trying to step on your toes Chuck. I always enjoy the Duckworks! The Mystic events are always so terribly intiguing, but being half a continent...
7403
vexatious2001
Jun 4, 2004 1:29 am
Recieved the following message concerning "spam" in these yahoo groups: "I found a compromise way to get rid of spam. If you set the moderator stuff in yahoo...
7404
Chuck Leinweber
momcat_78631
Jun 4, 2004 1:55 am
Hey, I always wear my steel toed boat shows when I log on to these forums. Chuck ___________________________________ And I am not trying to step on your toes...
7405
Steve Burton
shoalwater1
Jun 4, 2004 5:33 am
... would do it differently next time. I'd make all the parts, then attach the lower guard, clamp the upper guard, and try the leeboard on for size. After I...
7406
Robert Gainer
robertgainer
Jun 4, 2004 10:38 am
I am a member of a large number of groups both business and personnel. I know it’s a small problem on this forum but if each group forwarded one or two extra...
7407
Chuck Leinweber
momcat_78631
Jun 4, 2004 12:34 pm
Steve wrote: "I guess I'd have to elevate the boat so that the Leeboard could be fully extended downwards. I'm just worrier enough that I'd have to see it...
7408
Lincoln Ross
rnlocnil
Jun 4, 2004 3:45 pm
Yes, and the cheapo headsets still let you get rid of 10 to 50 times as much excess cash as passive hearing protection that does a better job and is not...
7409
b_owen_ca
Jun 4, 2004 4:33 pm
Everyone should have some kind of hearing protection and a good headset is a wise investment, particularly if you think long term and all the times you use...
7410
ekimmi
Jun 4, 2004 6:42 pm
Having a problem with my Jon Boat. When I travel at moderate speeds, the floor of the boat starts flexing and bouncing. I was thinking about laying down 2...
7411
Chuck Leinweber
momcat_78631
Jun 4, 2004 6:50 pm
Having a problem with my Jon Boat. When I travel at moderate speeds, the floor of the boat starts flexing and bouncing. I was thinking about laying down 2...
7412
ekimmi
Jun 4, 2004 6:55 pm
well I have a 15HP that doesn't run very well... tough to say really how fast I am going... (doesn't have a speedometer) I'd say 10-12MPH. It's especially bad...
7413
Chuck Leinweber
momcat_78631
Jun 4, 2004 9:33 pm
well I have a 15HP that doesn't run very well... tough to say really how fast I am going... (doesn't have a speedometer) I'd say 10-12MPH. It's especially bad...
7414
Bruce Hallman
brucehallman
Jun 4, 2004 9:42 pm
I agree with Chuck, ...and another option is to add longitudinal stiffener(s) inside the hull connected to the bottom, perhaps in the form of a fore-to-aft ...
7415
John B. Trussell
clumber03
Jun 4, 2004 9:51 pm
I can't help with leeboards, but maybe I can with oar storage. Try slinging them on top of the sides with the blades jammed under a shock cord across the aft...
7416
ravenouspi
Jun 5, 2004 3:14 am
I am determined to build the Folderol2, but as usual, the acquisition of materials is the most troublesome (and my least favorite) part of the boatbuilding...
7417
Adam
nyff222
Jun 5, 2004 3:16 am
my campjon does the same thing...looks a little funky when you see 1/2 inch ply move like that, but i'm going into my third season and it doesn't seem any...
7418
Chuck Leinweber
momcat_78631
Jun 5, 2004 3:46 am
Hi, Rav: I'm glad to hear that you will be at the messabout. It'll be good to finally meet. You have the advantage of having actually seen the plans for...
7419
John B. Trussell
clumber03
Jun 5, 2004 11:50 am
These are wild guesses, but people who go tubing frequently have what appear ro be over sized inner tubes (perhaps from trucks?) which might work....
7420
b_owen_ca
Jun 5, 2004 12:37 pm
You might find it interesting to check out Boldec's Microcruising Dinghy. They use #4 or Duck canvas. Mention is made of using vinyl. What about used vinyl...
7421
David & Shirley Wallace
dawallace45
Jun 5, 2004 1:47 pm
Mine starts oilcaning slightly at about 18 MPH in a bad chop but not at slower speeds , I have a couple of layers of timber for my keel and bilge runners so...
7422
grinaca@...
greg_rinaca
Jun 5, 2004 2:07 pm
ekimmi, I first launched my Jonsboat in the spring of 2000, and I had the same problem you are describing -- extreme oilcanning of the 1/2" bottom in choppy...
7423
Doug Day
ibelucky2002
Jun 5, 2004 2:29 pm
I am trying to decide between a polytarp and dacron sail. I know dacron lasts longer but am interested in any comments on the differences in sailing...
7424
john ewing
vicskiff
Jun 5, 2004 2:39 pm
Rav, we have an extensive water feature in our garden and I wonder if you have investigated butyl pond liner. I'm no chemist but butyl seems very like inner...
7425
Bruce C. Anderson
buckwheat_an...
Jun 5, 2004 2:59 pm
Howdy Doug ... Don't forget Tyvek. :) See Ya Have Fun Bruce http://myweb.cableone.net/bcanderson/...
7426
Jason Stancil
smithriverra...
Jun 5, 2004 3:22 pm
... I think the polytarp sails are great for low budget messing about, but for high performance, long life and cruising you can't beat a professionally cut and...
7427
Lincoln Ross
rnlocnil
Jun 6, 2004 12:46 am
I agree that in noisy situations everyone should use good hearing protection. Good quality, modern disposable earplugs cut something like 30db, which ought to...
