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  • danlb's Avatar
    02-15-2018, 03:22 AM
    Glad to hear that Jerry. I've never been to Missouri. Do you have annual hot spells there? I ask because we hit 115 for a week or so each year,...
    54 replies | 2052 view(s)
  • danlb's Avatar
    02-15-2018, 12:23 AM
    Yep. They make complete light bulb assemblies. The current version is quite different from first gen. Dan
    54 replies | 2052 view(s)
  • danlb's Avatar
    02-15-2018, 12:06 AM
    I envy you!
    21 replies | 1681 view(s)
  • danlb's Avatar
    02-14-2018, 11:10 PM
    Hehe. Good one. Want to see what a 60 watt Cree looks like inside? I have several that were installed in the ceiling ( 4'x6' recessed lighting )...
    54 replies | 2052 view(s)
  • danlb's Avatar
    02-14-2018, 01:13 PM
    danlb replied to a thread Quick question mandrels in General
    It seems to me that a sacrificial arbor may be what you want. Here is what I would suggest, and yet never quite get around to doing myself. :( ...
    24 replies | 910 view(s)
  • danlb's Avatar
    02-14-2018, 12:21 PM
    It's not a typo, nor a mistake. You'll see most light bulbs have a 1000 hour life span, or close to it. That's about 3 hours a day for most of a...
    54 replies | 2052 view(s)
  • danlb's Avatar
    02-13-2018, 10:45 PM
    Nice reply, but totally wrong. Are they hollow? Are they under tension? Is the lower box solid, hollow or braced internally? Only a fool will...
    30 replies | 1168 view(s)
  • danlb's Avatar
    02-13-2018, 10:32 PM
    " I mixed incandescent with Phillips bulbs - wife couldn't tell the difference" Yep, same here. It's amazing how adaptable the human vision...
    54 replies | 2052 view(s)
  • danlb's Avatar
    02-13-2018, 10:23 PM
    I've never actually seen this lathe. I suspect almost none of us have. While the above statement may hold true, a few things make a difference. ...
    30 replies | 1168 view(s)
  • danlb's Avatar
    02-13-2018, 09:22 PM
    The last piece of the puzzle is that the outer envelope is a diffuser to provide a more even light with less glare. They sometimes add phosphors to...
    54 replies | 2052 view(s)
  • danlb's Avatar
    02-13-2018, 04:21 PM
    Willy has a point. There was a shift in the 1970s by management in their perception of workers. They started talking in terms of "bodies...
    54 replies | 2883 view(s)
  • danlb's Avatar
    02-13-2018, 03:47 PM
    danlb replied to a thread Half Dead Centers in General
    Seriously, I have a closed end wrench to loosen my draw bar stuck to the side of my mill with a couple of those. The weight of the 1 foot long...
    23 replies | 1079 view(s)
  • danlb's Avatar
    02-13-2018, 02:33 PM
    There is a very good reason for that. Officially, they found the higher pitched voices carried better on early telephone equipment. Unofficially,...
    54 replies | 2883 view(s)
  • danlb's Avatar
    02-13-2018, 01:54 PM
    I had many different jobs during my career at AT&T. Everything from long distance cordboard operator (1910 technology) to systems architect. It was...
    54 replies | 2883 view(s)
  • danlb's Avatar
    02-13-2018, 12:43 PM
    danlb replied to a thread Half Dead Centers in General
    The magnets are very thin, about 10 to the inch (probably 2mm). To hold it in I simply undercut the edge of the pocket and pressed the disk into...
    23 replies | 1079 view(s)
  • danlb's Avatar
    02-13-2018, 01:15 AM
    danlb replied to a thread My new Sheldon! in General
    I believe this was discussed before. On J Tiers' machine, the belts would slip, no damage done other than to the sacrificial part. On my 7x12,...
    50 replies | 2306 view(s)
  • danlb's Avatar
    02-13-2018, 12:48 AM
    danlb replied to a thread Half Dead Centers in General
    I have a smaller lathe that uses the same taper, so using the magnet allows me to remove the spacer when I want to use that live center in the...
    23 replies | 1079 view(s)
  • danlb's Avatar
    02-12-2018, 11:33 PM
    danlb replied to a thread Half Dead Centers in General
    My solution was simple and does not require any permanent changes. Each of these delrin spacers has a rare earth magnet pressed into a recess. ...
    23 replies | 1079 view(s)
  • danlb's Avatar
    02-12-2018, 09:40 PM
    I was recently reading that you should buy the chuck that will hold the largest rod that will pass over the cross-slide. Since an average 9x20...
    30 replies | 1168 view(s)
  • danlb's Avatar
    02-12-2018, 02:56 PM
    danlb replied to a thread My new Sheldon! in General
    It would depend on where they put the shear pin, how easy it is to replace that pin and how easy it is to get replacement gears. My lathe came with...
    50 replies | 2306 view(s)
  • danlb's Avatar
    02-12-2018, 11:53 AM
    danlb replied to a thread Warped Southbend Bed... in General
    It's a mild fish-eye (wide angle) lens. The illusion is enhanced by the way that the lathe is placed near the corner of the counter. The...
    14 replies | 867 view(s)
  • danlb's Avatar
    02-11-2018, 07:13 PM
    danlb replied to a thread Warped Southbend Bed... in General
    And yet with that much distortion, the back way looks remarkably straight!
    14 replies | 867 view(s)
  • danlb's Avatar
    02-11-2018, 05:25 PM
    Ebay sellers often use somewhat fractured english, so a solid steel bar for carbide inserts may well be described as a solid carbide bar.
    9 replies | 467 view(s)
  • danlb's Avatar
    02-11-2018, 05:15 PM
    danlb replied to a thread Tapping 3" Deep in Mic-6 in General
    It sometimes depends on the budget and time restraints. Other times it depends on what tools you have available to make what you need. If I have...
    38 replies | 1394 view(s)
  • danlb's Avatar
    02-11-2018, 03:40 PM
    Most often people don't measure it. They instead make a set of threaded studs to use as go/no-go gages. Make one that's just right and one that's...
    6 replies | 292 view(s)
  • danlb's Avatar
    02-11-2018, 02:02 PM
    danlb replied to a thread Tapping 3" Deep in Mic-6 in General
    Since the problem is rocking of the threaded part, how about simply drilling a cross hole at each end and thread it for a nylon set screw? That...
    38 replies | 1394 view(s)
  • danlb's Avatar
    02-10-2018, 03:11 AM
    danlb replied to a thread threaded barrel indexing in Gunsmithing
    I would not call a $100 shotgun cheap, since it was the Mossberg 183 is a .410 bore bolt action shotgun, produced between 1947 and 1971 (per Wiki). ...
    29 replies | 1043 view(s)
  • danlb's Avatar
    02-09-2018, 01:05 PM
    danlb replied to a thread threaded barrel indexing in Gunsmithing
    I think that your assumption is faulty. It is reasonable to do manual matching when you are talking about the critical alignment of high dollar...
    29 replies | 1043 view(s)
  • danlb's Avatar
    02-07-2018, 02:27 AM
    As I read it, that's $1,000 PER ACRE and they are leasing 20 acres. That's $20,000 a month. I'd jump at $20K a month. Then I'd see if there...
    46 replies | 2686 view(s)
  • danlb's Avatar
    02-06-2018, 10:19 PM
    As a temporary alcohol lamp, a cotton ball in a saucer of alcohol works. At least that's what I recall from my childhood chemistry set. Dan
    194 replies | 11227 view(s)
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About danlb

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About danlb
Biography:
I like gadgets, and that has led to machines and machining.
Location:
SF East Bay.

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Measure twice. Cut once. Weld. Repeat.
( Welding solves many problems.)

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