Search found 34 matches

by KI7NAI
Mon Jan 07, 2019 6:01 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - January 10, 2019 - Driving in the Snow
Replies: 11
Views: 911

Re: OAUSA Net - January 10, 2019 - Driving in the Snow

In the Portland metro we get more ice than snow, both are different than driving on dry pavement, but an ice storm is a good reason to call in sick or have a late start. Ice Storm 080a.JPG . This isn't just a little bit of ice that gathers in a few places, everything horizontal, vertical and in betw...
by KI7NAI
Wed Nov 14, 2018 10:22 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - 11/15/18 & 3/14/19 - Edged Implements I & II
Replies: 38
Views: 2083

Re: OAUSA Net - Edged Implements - November 15, 2018

Assisted opening vs automatic An assisted opening knife differs from an automatic because the blade is held closed by spring tension, to open the knife the spring tension must be overcome by hand before the opening mechanism assists the blade opening. An automatic always has spring tension opening t...
by KI7NAI
Wed Nov 14, 2018 10:18 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - 11/15/18 & 3/14/19 - Edged Implements I & II
Replies: 38
Views: 2083

Re: OAUSA Net - Edged Implements - November 15, 2018

Lock mechanisms Liner Lock http://forums.oausa.net/download/file.php?id=9091 Liner Lock Frame Lock http://forums.oausa.net/download/file.php?id=9092 Frame Lock Lock Back http://forums.oausa.net/download/file.php?id=9093 Lock Back Axis Lock http://forums.oausa.net/download/file.php?id=9094 Axis Lock ...
by KI7NAI
Wed Nov 14, 2018 10:16 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - 11/15/18 & 3/14/19 - Edged Implements I & II
Replies: 38
Views: 2083

Re: OAUSA Net - Edged Implements - November 15, 2018

handle materials steel http://forums.oausa.net/download/file.php?id=9096 Kershaw Leek with steel handle titanium http://forums.oausa.net/download/file.php?id=9097 Lionsteel SR1 with Titanium Handle aluminum http://forums.oausa.net/download/file.php?id=9098 Swiss Army Classic with Aluminum Handle G10...
by KI7NAI
Wed Nov 14, 2018 10:11 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - 11/15/18 & 3/14/19 - Edged Implements I & II
Replies: 38
Views: 2083

Re: OAUSA Net - Edged Implements - November 15, 2018

The two most common blade geometries are flat ground (or variations of a flat grind) and hollow ground. How the blade geometry is formed plays an important role in how much the blade cost and the materials used. Flat grinding is used for most high end blades with powdered metal steels. https://youtu...
by KI7NAI
Wed Nov 14, 2018 10:08 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - 11/15/18 & 3/14/19 - Edged Implements I & II
Replies: 38
Views: 2083

Re: OAUSA Net - Edged Implements - November 15, 2018

The work sharp electric sharpener is supposed to be user friendly http://forums.oausa.net/download/file.php?id=9089 Work Sharp A paper wheel is another option http://forums.oausa.net/download/file.php?id=9090 Paper Wheel Grinding wheels and other powered sharpeners require a lot of skill to use, it'...
by KI7NAI
Wed Nov 14, 2018 10:07 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - 11/15/18 & 3/14/19 - Edged Implements I & II
Replies: 38
Views: 2083

Re: OAUSA Net - Edged Implements - November 15, 2018

Freehand sharpening Sharpening freehand is a skill every knife enthusiast should strive to learn. I have found using a the sharpie trick has helped me to build muscle memory to sharpen more efficiently. https://www.youtube.com/watch?v=mvl-Y5bZwtw SHARPENIG PROGRESSION.jpg Regardless of the sharpenin...
by KI7NAI
Wed Nov 14, 2018 9:50 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - 11/15/18 & 3/14/19 - Edged Implements I & II
Replies: 38
Views: 2083

Re: OAUSA Net - Edged Implements - November 15, 2018

Crock sticks are a simple sharpening system using ceramic rods that are set at a specific angle, with a little practice these sharpening systems can provide very sharp edges http://forums.oausa.net/download/file.php?id=9086 Crocksticks The Spyderco Sharpmaker is another take on the crock sticks, it'...
by KI7NAI
Wed Nov 14, 2018 9:47 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - 11/15/18 & 3/14/19 - Edged Implements I & II
Replies: 38
Views: 2083

Re: OAUSA Net - Edged Implements - November 15, 2018

Excessively hard, wear resistant steels can be very difficult to sharpen with common honing stones. Most of the powder metals will require diamond hones to sharpen http://forums.oausa.net/download/file.php?id=9080 Because of the difficulty sharpening high hardness steels great care should be taken t...
by KI7NAI
Mon Nov 12, 2018 10:36 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - 11/15/18 & 3/14/19 - Edged Implements I & II
Replies: 38
Views: 2083

Re: OAUSA Net - Edged Implements - November 15, 2018

Steel comparison Metallurgy is a very complicated topic, comparing one steel to another can be very confusing. Reputable knife manufacturers will provide some guidelines for comparing one steel to another. Spyderco has a fairly comprehensive comparison tool on their website: https://www.spyderco.com...

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