SailNet Community - Search Results

   Search Sailnet:

 forums  store  

Quick Menu
Boat Reviews  
Search SailNet 
Boat Search (new)

Shop the
SailNet Store
Anchor Locker
Boatbuilding & Repair
Hatches and Portlights
Interior And Galley
Marine Electronics
Other Items
Plumbing and Pumps
Sailing Hardware
Trailer & Watersports
Clearance Items

Advertise Here

Go Back   SailNet Community > Search Forums
 Not a Member? 

Showing results 1 to 19 of 19
Search took 0.01 seconds.
Search: Posts Made By: Leftbrainstuff
Forum: Gear & Maintenance 04-13-2015
Replies: 54
Views: 2,869
Posted By Leftbrainstuff
good engineering debate

Airplane wings flex so they can absorb energy. There is a dynamic fatigue limit based on peak load and number of cycles that we design for.

Bungee cords stretch to avoid subjecting the heart to...
Forum: Electronics 04-01-2015
Replies: 3
Views: 393
Posted By Leftbrainstuff
I drive my pactor through a serial to usb...

I drive my pactor through a serial to usb adaptor. I then manipulate the pactor via the airmail app using the terminal popup. (the command line)
Forum: Gear & Maintenance 04-01-2015
Replies: 10
Views: 984
Posted By Leftbrainstuff
We use our handheld depth sounder from our...

We use our handheld depth sounder from our dinghy. It's only really practical for sounding around our mooring to find the shallower or deeper mooring spots.

We've used it in Angel Island at Ayala...
Forum: General Discussion (sailing related) 03-24-2015
Replies: 23
Views: 1,599
Posted By Leftbrainstuff
dodgy contract

You were right to refuse to sign. There is an inherent risk in any business which implies the owner assumes some liability. How much is one for the lawyers to articulate.

It is probably not even...
Forum: Gear & Maintenance 02-26-2015
Replies: 88
Views: 57,471
Posted By Leftbrainstuff
propellor hat approved

Nice technical rig tuning post.

Just to clarify a few basic engineering principles.

Engineering strain is dimensionless. So multiply by length to calculate actual stretch to achieve a certain...
Forum: Gear & Maintenance 06-27-2012
Replies: 10
Views: 715
Posted By Leftbrainstuff
Epoxy Failure

Adhesive joints fail when subjected to peel loadings and flexing of the deck will create this type of loading. A mechanical joint is required for your application such as screws or a routed wooden t...
Forum: Diesel 06-08-2012
Replies: 14
Views: 3,946
Posted By Leftbrainstuff
valve to rocker clearance

Set em to spec. Others have provided good advice but if you find they're still too noisy check for any uneven wear between the contact surfaces.

You might need to regrind the valve stem in...
Forum: Gear & Maintenance 05-24-2012
Replies: 11
Views: 2,857
Posted By Leftbrainstuff
control of distortion starts during design

Distortion can be managed by fitup and by weld sequencing. Any competent tig welder should have no problem with controlling distortion. Without exact details i can't provide specific advice.
Forum: Seamanship & Navigation 03-01-2012
Replies: 26
Views: 2,654
Posted By Leftbrainstuff
pendulum effect

Conservation of angular momentum can be visualised in a playground by watching how kids slow themselves spinning by shifting their centre of mass outward on those spinning poles.

On a sailing...
Forum: General Discussion (sailing related) 11-17-2011
Replies: 111
Views: 13,842
Posted By Leftbrainstuff
Sailing in Decline?

Using Google to measure the popularity of sailing is not statistically relevant as keyword search is quickly abandoned for less noisy and more useful means to find information.

You also need to...
Forum: Diesel 11-13-2011
Replies: 11
Views: 2,483
Posted By Leftbrainstuff
overheat damage

Typically when you drastically overheat an internal combustion engine you have 2 potential issues. The first is loss of oil control ring tension. Secondly pistons can start to touch the cylinder...
Forum: Diesel 11-11-2011
Replies: 11
Views: 1,077
Posted By Leftbrainstuff
Diagnosing Fuel Problems

Before spending a fortune there are some simple checks you can do to identify the root cause.

Firstly check the no load flow rate. This will allow you to see if you can flow enough fuel and...
Forum: General Discussion (sailing related) 11-03-2011
Replies: 30
Views: 2,151
Posted By Leftbrainstuff
bogus warnings

I've had feedback recently that some windows anti-virus products seem to be using their blacklists to list sites as bogus or in some cases to restrict site access.

I suspect treachery by certain...
Forum: Gear & Maintenance 11-01-2011
Replies: 3
Views: 599
Posted By Leftbrainstuff
HDPE water tanks

High density polyethylene is the, usually black, plastic you see being used for irrigation use and some quite large pipelines.

It's very durable, safe to drink or eat from and relatively easy to...
Forum: Diesel 10-27-2011
Replies: 7
Views: 1,327
Posted By Leftbrainstuff
Running on Oil

Many years ago it was possible to run many diesel engines, with the old style pintle injectors, on anything from sump oil ro used cooking oil. With any of the modern 'clean diesels' your options are...
Forum: Gear & Maintenance 10-27-2011
Replies: 12
Views: 14,627
Posted By Leftbrainstuff
Grinding Fibreglass Hints and Tips

If you're going to be doing a lot of grinding you might want to consider air grinders like most body shops will use. They're lighter and stop spinning quicker so you'll be more productive.

Forum: General Discussion (sailing related) 10-26-2011
Replies: 10
Views: 3,835
Posted By Leftbrainstuff
Hot Plate for HDPE

Tes HDPE is weldable. Full strength joints are achieved in pipelines. These are the black poly pipes you see. A spexial hor plate is used with axial clamps to apply pressure. The joint is a solid...
Forum: General Discussion (sailing related) 10-19-2011
Replies: 43
Views: 3,187
Posted By Leftbrainstuff
Motorsport, Military Experience

I've found my background in the motorsport industry to have been great preparation for maintaining, improving and fixing any yacht problems from composite, electronics, mechanical, structural,...
Forum: Boat Review and Purchase Forum 04-26-2011
Replies: 7
Views: 3,460
Posted By Leftbrainstuff
I like the Waiquez Amphora. The following link...

I like the Waiquez Amphora. The following link might help you to locate some appropriate makes and models. hxxp://
Showing results 1 to 19 of 19


All times are GMT -4. The time now is 02:42 AM.

Add to My Yahoo!         
Powered by vBulletin® Version 3.8.7
Copyright ©2000 - 2015, vBulletin Solutions, Inc.
SEO by vBSEO 3.6.1
(c) LLC 2000-2012

The store is owned and operated by a company independent of the forum. You are now leaving the SailNet forum. Click OK to continue or Cancel to return to the SailNet forum.