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    Thankyou and good night

    Well guys it's been fun knowing you all over the years but I just had one too many non offensive, non contentious posting deleted on this forum.
    Take care, thanks and goodbye.

    Mods?, can you...
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    Looking for Peerless P17 compressor info

    I scored a Peerless P17 compressor today, minus the electric motor identical to the one in the photo:
    http://www.peerlessproducts.com.au/assets/img/products/00087.jpg

    If anyone has this model,...
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    Another lubricant for uniform tensioning of...

    Another lubricant for uniform tensioning of fasteners is petrolatum (petroleum jelly) and graphite. Juding by the graph below using the combo triples the bolt tension for a given torque compared to...
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    Nah, they're just checking up on their...

    Nah, they're just checking up on their boyfriend's/husband's internet browsing history to see where they spend all their spare time :rolleyes:.
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    Tapas?? tapas talk?!?....yum!!. Nice score...

    Tapas?? tapas talk?!?....yum!!. Nice score Matthew, you could stamp out those sheet metal fishing lures in aluminium maybe...or any other small item in large quantities about dog-tag size.
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    I do have to play around with the guitar amp...

    I do have to play around with the guitar amp version a bit to get some distortion happening, might try a cascode stage input and go from there.
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    Almost every box of the Frost made in China...

    Almost every box of the Frost made in China drills (around 10) I've looked at are actually sharpened wrong, seemingly at random angles: another "Movie prop" product, it looks like the real thing but...
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    Valve amp project

    Earlier this year my nephew was after a valve guitar amp and after picking up a box of 6CM5 valves fairly cheaply, I had a look round on the 'net for amp projects based around these valves and found:...
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    I think the theory goes that if you have enough...

    I think the theory goes that if you have enough semiconductors in parallel vs the required current it statistically evens out, in that case 640A of devices vs 200A required. I seem to remember a car...
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    Ueee, hope you're on the mend now. You could have...

    Ueee, hope you're on the mend now. You could have a double pole three position switch with a suitable braking resistor on the middle position, that way going from forward to reverse has to go via the...
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    Simon: Stu's right you can't parallel diodes as...

    Simon: Stu's right you can't parallel diodes as you could get thermal runaway from uneven current sharing. I just used standard rectifier diodes as per those part numbers but there's nothing to stop...
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    Ok it's fixed: it took a few hours of hand...

    Ok it's fixed: it took a few hours of hand tracing and sketching the schematic, helped by Linn using normal "off the shelf" components with readily accessible data sheets. There are four slotted...
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    Hmm, I've been thinking about the original setup...

    Hmm, I've been thinking about the original setup which was made by someone else for about 400 or so machines: it was a K&B speed controller which rectified the input mains 240V and then fed via an...
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    Looking for Linn Karik and Majik schematics

    Was over at the dump shop the other day and picked up a Linn Karik III cd player and a Majik amplifier for $5, the Karik has a mechanism problem in that it will not eject a cd but otherwise works ok....
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    Get well soon, I hope the treatment's all in hand...

    Get well soon, I hope the treatment's all in hand now.
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    Boltmasters had it on the shelf at a fairly good...

    Boltmasters had it on the shelf at a fairly good price for up here.
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    Using the older K&B thyristor switched speed...

    Using the older K&B thyristor switched speed controllers of yore (~1990) supplied by Baldor just involved putting a reversing switch on the DC 180V output and then a 3A 1000V back EMF diode across...
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    Hose clamps??

    Hose clamps??
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    Greg: Lens making actually was a guild until...

    Greg: Lens making actually was a guild until recent times
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    It got to be a honking big diode bridge rectifier...

    It got to be a honking big diode bridge rectifier circuit: four big diodes bolted to two heatsinks.....what current rating is it?. It could be used in combination with the old stick welder for...
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    nup! works fine here, are the school kids in WA...

    nup! works fine here, are the school kids in WA clogging the Interwub pipes again with youtube videos?.
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    This topic came up yesterday in a mate's...

    This topic came up yesterday in a mate's workshop, up at the Weipa mine site in the 70's they fabricated a kind of can opener device driven in at first with a hammer: I can see if I can get a sketch...
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    While I remember, He combines purchased items...

    While I remember, He combines purchased items into the one box but does not combine freight charges, this was only a problem when I bought a 10" 4 jaw and a dial indicator at the same...
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    I bought a couple if D1-5's from an Ebay seller...

    I bought a couple if D1-5's from an Ebay seller in South Australia. I haven't seen any lately, I think he still has them but gave up listing them.
    They are cnc machined steel though and soft, like...
  25. Thread: Layout blue

    by Graziano
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    I was going to run some experiments with blue...

    I was going to run some experiments with blue food dye from the supermarkets: I have some evaporating in a dish that's almost dry.
  26. PDW: I see someone hooked one up to a GPS and a...

    PDW: I see someone hooked one up to a GPS and a webcam as well as a data transmitter to come up with a high alitude balloon project called the "Pi in the Sky". This means there's some GPS code...
  27. OT: Neat little computing game changer- Raspberry PI

    I'm just posting this using a little computer a friend gave me last week called a Raspberry Pi, (I expect RayG already has a few by now :) ). This is a $35 credit card sized computer that runs the...
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    It does pay to read the fine print on the Gray's...

    It does pay to read the fine print on the Gray's website sometime, but it's a constantly changing document.
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    Some VFD's like my 5Hp 3 phase in to 3 phase out...

    Some VFD's like my 5Hp 3 phase in to 3 phase out Allen Bradley, have a DC input set of terminals. So IF you had the right VFD you'd have to build a DC power supply involving a step up transformer,...
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    Here's a photo with some old Waldowns for...

    Here's a photo with some old Waldowns for comparison.

    http://www.woodworkforums.com/attachments/f65/232220d1347359893-any-one-know-what-drill-press-waldowns.jpg

    232220
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    Bryan: Yep it was way way too much side...

    Bryan: Yep it was way way too much side clearance, once it approached 90 degrees or slightly over it was fine. I'm just hand editing the around the image links.


    This is a photo of the left...
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    I'm just hand coding the round the image links...

    I'm just hand coding the round the image links for now
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    Mike: I reckon they'll do for my purposes, they...

    Mike: I reckon they'll do for my purposes, they are a big improvement over the earlier experiments. :2tsup:
    For the length of acme I need the travelling steady is a must, this short piece will be...
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    Have run some more experiments: 1. Used about...

    Have run some more experiments:
    1. Used about 20mm diameter 1214 steel bar to reduce deflection and honed the tool on an oilstone and plunged in at 90 degrees using the cross slide: no change, i.e....
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    I see in a new auction flyer that Gray's Online...

    I see in a new auction flyer that Gray's Online have changed the conditions of the CMI auction and extended the dates and removed some loading fees, looks like there was a bit of a backlash to their...
  36. Thread: Cap maker

    by Graziano
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    I'm imagining a tool like those plier type...

    I'm imagining a tool like those plier type leather hole punches, that clamps the sheet between the fixed jaw and spring loaded moving jaw and as it squeezes further pushes a pin into a loose fitting...
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    Thanks, I was aware of that method but thought it...

    Thanks, I was aware of that method but thought it applied to the larger size acme screws, but not to coarser pitch threads. I've been treating it like a screw thread in that I could single point the...
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    Hi Bryan, it's on the Bantam lathe I'm making the...

    Hi Bryan, it's on the Bantam lathe I'm making the actual screw for. In the rear illuminated photo, there's actually a bit of dirt in the valleys of some threads mixed with oil which makes the bottom...
  39. Thread: Cap maker

    by Graziano
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    If you feed the cap maker with dead soft annealed...

    If you feed the cap maker with dead soft annealed sheet, does it make a neat wrinkle free cap?.
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    Hi Phil, I wasn't sure if you meant the tool is...

    Hi Phil, I wasn't sure if you meant the tool is ground so the end is parallel: I grind the 29 degree flanks with relief so that the end face tapers towards the bottom (not much). To check the width,...
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    Hi Phil.....erm, um.... no to both questions....

    Hi Phil.....erm, um.... no to both questions. When you say the width across the face do you mean the end of the screw tool?.
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    True, but this thread is a double start so it's...

    True, but this thread is a double start so it's effectively got the 10 tpi thread form dimensions but the 5 tpi pitch....and left handed to boot, it might be a custom grind job. I've had hassles...
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    Hi Michael, I am sharpening it that way with the...

    Hi Michael, I am sharpening it that way with the top face horizontal, not rotated to the right into the thread. I did increase the left side relief at first in case it was rubbing on the rough side....
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    Ray, why not fabricate a rotating base for it and...

    Ray, why not fabricate a rotating base for it and mount on the other end of the top slide?. that way you don't lose any of the mill's travel.
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    That's going to be a big issue on the full length...

    That's going to be a big issue on the full length piece, right now it's only 90mm long and I've got the tearing mostly on the left hand flank of the thread away from the direction of threading as the...
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    Debugging Acme threads

    This is my fourth attempt to cut a double start left hand 5 tpi 9/16" acme for my Bantam lathe. It's only a stub sample in 1214 to get the single point tool sharpened correctly and practise thread...
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    I'd be inclined to display it on the coffee table...

    I'd be inclined to display it on the coffee table for a few weeks just to look at it before using it, it's a great bit of casting.
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    Hi Ray, glad to hear you're back again after that...

    Hi Ray, glad to hear you're back again after that month long wild party :rolleyes:. Are your wheels the lower content 3SG or the higher seeded gel content 5SG type?, I hear the 5SG last longer but...
  49. Thread: Flat belting

    by Graziano
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    It's good to be useful now and then :), The old...

    It's good to be useful now and then :), The old baker's has a nasty fume being zinc and hydrochloric acid based. Rosin is also technically a solid acid of some kind and years of breathing the fumes...
  50. Thread: Flat belting

    by Graziano
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    I've heard music shops have it for violin...

    I've heard music shops have it for violin player's bows at some silly price, I think the gymnasts use talcum though I may be wrong on that.
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