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  • darryl's Avatar
    Today, 02:55 AM
    darryl replied to a thread deburing holes in General
    I've never used one of those hand held ones, but I think I'll get one. In the meantime I devised another way to get the job done- using a chainsaw...
    9 replies | 387 view(s)
  • darryl's Avatar
    Yesterday, 03:55 PM
    darryl started a thread deburing holes in General
    There's obviously more than one way to debur holes- use a countersink, drill bit, or custom-designed deburing tool. But what's a good way to debur...
    9 replies | 387 view(s)
  • darryl's Avatar
    10-13-2017, 04:06 PM
    Lately I've seen graphite crucibles and al03 crucibles for sale. Wondering if there's an optimum choice for melting aluminum- or just use a steel pot.
    12 replies | 788 view(s)
  • darryl's Avatar
    10-12-2017, 06:34 PM
    Well, I've been without internet for a week now- but I'm back. The thing is done now, so this is just a report on how it went. I estimated a curve to...
    9 replies | 498 view(s)
  • darryl's Avatar
    10-04-2017, 03:57 AM
    darryl replied to a thread R.I.P Tom Petty in General
    A few of the local boys and girls were at the pub tonite, one guy played only Tom Petty, and I think everyone played at least one of his songs.
    26 replies | 1410 view(s)
  • darryl's Avatar
    10-03-2017, 08:10 PM
    Or forget slitting entirely and just build it up from pieces. The inner part of the sandwich is narrower and centered between the two outer parts....
    9 replies | 374 view(s)
  • darryl's Avatar
    10-03-2017, 05:22 PM
    I can't do the bending on site. This is in a pub so it's busy much of the time. I pretty much need to get it right in the workshop, then have minimal...
    9 replies | 498 view(s)
  • darryl's Avatar
    10-03-2017, 03:34 PM
    I need to bend some 5/8 sq aluminum tubing to fit the curve of the riser on two steps leading to a stage. I'm wondering how much springback to expect...
    9 replies | 498 view(s)
  • darryl's Avatar
    10-03-2017, 02:54 PM
    I think you also need to see that the blades are in the same plane. If you notice one blade higher or lower at the tip than others, rectify that...
    27 replies | 1199 view(s)
  • darryl's Avatar
    09-28-2017, 04:41 AM
    I'm still buying the Yamawa brand of taps. They have always worked well and they look really nice too. The 10-24 size is common for me, and I have...
    95 replies | 4165 view(s)
  • darryl's Avatar
    09-27-2017, 02:08 AM
    There are two ways of controlling the brightness of leds, or strings of leds. One is by PWM, where you may not know the frequency, but the light...
    69 replies | 2487 view(s)
  • darryl's Avatar
    09-26-2017, 09:29 PM
    I have a single 3 ft fluorescent tube above my lathe (probably because that's the fixture I had on hand) and it's mounted on chains so I can set the...
    69 replies | 2487 view(s)
  • darryl's Avatar
    09-26-2017, 01:51 AM
    I'm not worried about it. I'm going to unmount all the other output transistors to clean and reapply heat sink grease before I hard-wire the pins....
    23 replies | 882 view(s)
  • darryl's Avatar
    09-25-2017, 10:54 PM
    Vise grips can be pretty handy to remove screws that might be left after the wood has been stripped off.
    24 replies | 1198 view(s)
  • darryl's Avatar
    09-25-2017, 10:24 PM
    For what it's worth, this is a Roland SPA-240. It seems to be the updated version of this model, as it does have protection circuitry. It was fairly...
    23 replies | 882 view(s)
  • darryl's Avatar
    09-25-2017, 03:30 PM
    The very odd time I see a copper heat sink used for transistors- usually it's aluminum across the vast majority of applications. A few days ago I had...
    23 replies | 882 view(s)
  • darryl's Avatar
    09-22-2017, 04:11 AM
    Sure, set up a treadmill where they can run to keep the wheels turning and making power for the rest of us. :) Seriously, what is the state of...
    123 replies | 5374 view(s)
  • darryl's Avatar
    09-21-2017, 03:08 PM
    Seems I read recently that Edison didn't actually invent the electric lamp. But he was the guy who improved on the state of the art and applied it...
    123 replies | 5374 view(s)
  • darryl's Avatar
    09-18-2017, 06:48 PM
    It's pretty much all been said now- but here's my take: I like incandescent light. I don't like how hot the bases get, and how they eventually...
    123 replies | 5374 view(s)
  • darryl's Avatar
    09-17-2017, 04:53 AM
    Thanks Macona. That's exactly the feedback I was looking for. Now I know what to expect.
    10 replies | 550 view(s)
  • darryl's Avatar
    09-17-2017, 01:39 AM
    Thanks Forrest. I could learn a lot by taking that path- I can visit the local library and pick up some books.
    10 replies | 550 view(s)
  • darryl's Avatar
    09-16-2017, 08:56 PM
    Sigh- OT again- honestly I did do some metalworking in the past few days, but this is not about that. I'm about to purchase some led chips in purple,...
    10 replies | 550 view(s)
  • darryl's Avatar
    09-14-2017, 01:47 AM
    darryl started a thread OT- leds as sensors in General
    Ok, sort of out of the blue, but today I wondered whether the new breed of led is also more sensitive as a sensor than those of the past. I once...
    4 replies | 484 view(s)
  • darryl's Avatar
    09-13-2017, 02:38 PM
    darryl replied to a thread diy belt sander in General
    I use a 4x36 belt on my drum sander. Not the same thing, I know, but I upgraded my choice of belt to a zirconia- I'll never look back.
    31 replies | 2419 view(s)
  • darryl's Avatar
    09-11-2017, 02:55 PM
    darryl replied to a thread OT- Pressure Washer ? in General
    I was of the understanding that if the water inlet pressure wasn't there, the pump would stop running. Self-protection-
    9 replies | 601 view(s)
  • darryl's Avatar
    09-09-2017, 02:28 PM
    darryl replied to a thread Cute in General
    Is that mother a metric or an imperial?
    43 replies | 3655 view(s)
  • darryl's Avatar
    09-03-2017, 03:06 PM
    darryl replied to a thread heat sink fins in General
    Thanks for all the ideas, many things to think about now. From time to time I need a thermal adhesive- sometimes being non-conductive is...
    38 replies | 2249 view(s)
  • darryl's Avatar
    09-03-2017, 02:18 AM
    darryl replied to a thread heat sink fins in General
    Thermal adhesive looks interesting- have not explored that yet.
    38 replies | 2249 view(s)
  • darryl's Avatar
    09-03-2017, 01:35 AM
    darryl replied to a thread heat sink fins in General
    Dimpling die- that looks like a good way to go. It might be the best way to get full thermal contact as there's enough give in the final dimple that...
    38 replies | 2249 view(s)
  • darryl's Avatar
    09-02-2017, 11:11 PM
    darryl replied to a thread heat sink fins in General
    After my last post, I started thinking about punching the holes. I don't have a punch and die of that size, but I could make or obtain such a set....
    38 replies | 2249 view(s)
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About darryl

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About darryl
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Chilliwack, B.C.

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I seldom do anything within the scope of logical reason and calculated cost/benefit, etc- I'm following my passion-

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