On 2020-08-07 09:41, Dave Sublette wrote: Everything I need to know about knots, I learned as a boy scout. I have been climbing for 63 years and the knots I use are, bowline, square knot, two half hi
Look for something call dynasolv 711 -- 73 de KG2V Charlie _______________________________________________ _______________________________________________ TowerTalk mailing list TowerTalk@contesting.
Every time this topic comes up, I alway think about why are we doing this? Thrust bearings (agree, most are used as a second axial load bearing, not thrust) in ham applications are, frankly low rotat
Also agreed -- 73 de KG2V Charlie _______________________________________________ _______________________________________________ TowerTalk mailing list TowerTalk@contesting.com http://lists.contesti
Most mailing list software can be configured to allow attachments, so that isnt a critical reason. I belong to a lot of old time lists that did not, and are now configured to allow it (I believe the
On 2022-05-19 09:23, Lux, Jim wrote: <snip> I'm not so sure that it's out of reach. yes, trying to implement it with gear from 1980 would be challenging. But with more modern equipment, where the "r
Before anyone decides to engineer a full-scale change from UHF to N connectors, whether it be due to "electrical superiority", "water resistance", "reliability", or any other reason, I suggest that y
This is a common misconception! One major issue in low speed, intermittent use bearings is that the grease gets moved out from under the balls (rollers if roller bearings), and shock/vibration starts
The company I work for sells products on Amazon - and all of a sudden, we had people counterfeiting our products!!! Amazon's response? If you pay us for product protection (basically bar codes), THEN
Or even say a piece of 1 or 1.5 (look at minimum bend radius) round bar/tube (acetyl aka Delrin) or even ABS pipe -- 73 de KG2V Charlie _______________________________________________ _______________
On 2023-01-18 06:05, Rob Atkinson wrote: QST had an article a month or two ago about using a 3D printer to make coil forms. Not a word anywhere in the article on the carbon content in the material, o
Yes, and no. One interesting thing as CNC made it into small companies over the last couple of decades (with insert tooling), the quality of machining has gone up. The days of hand ground HSS tooling
Despite the advertising that it is better, I believe this is the reason we are seeing PEX used for plumbing. -- 73 de KG2V Charlie _______________________________________________ ____________________
I mean, the Tesco 200ft self supporter is only 53K, 21 ft spread on the legs. Small stuff <grin> Good luck finding a 200 foot self supporting tower. Does he have any idea at all what that would look