Bass amp redux

Carlsbro Colt 45K bass amp.
knoba - Bass Amp Redux

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Found on a rubbish skip
knoba - Bass Amp Redux

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knoba - Bass Amp Redux

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Rats…
knoba - Bass Amp Redux

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knoba - Bass Amp Redux

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knoba - Bass Amp Redux

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knoba - Bass Amp Redux

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knoba - Bass Amp Redux

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Reverb unit.
knoba - Bass Amp Redux

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knoba - Bass Amp Redux

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knoba - Bass Amp Redux

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New speaker.
knoba - Bass Amp Redux

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Re-covered.
knoba - Bass Amp Redux

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knoba - Bass Amp Redux

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knoba - Bass Amp Redux

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“House amp”!
knoba - Bass Amp Redux

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Carving gouges

Started off with 6 rust pitted Firmers & a double bevel.
knoba - Carving gouges

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5 straight flute carving gouges.
knoba - Carving gouges

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Steel courtesy of; Addis, Ward & Payne, Record, Sorby, Belle, Brades (many thanks).
knoba - Carving gouges

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Fishtail spoon gouge
knoba - Carving gouges

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Required some re-forging, shaping, polishing, hardening, tempering, pickling, re-polishing & stropping
knoba - Carving gouges

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Reverse bevel straight gouge
knoba - Carving gouges

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From double bevel; (as with all others) required shaping, polishing, hardening, tempering, pickling, re-polishing & stropping
knoba - Carving gouges

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Reverse bevel straight gouge for doing inside socket of mortise gauge (for example)
knoba - Carving gouges

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Diamond hone for soles
knoba - Carving gouges

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Newly turned handles and ferrules. Danish oiled & waxed.
knoba - Carving gouges

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Shaped a slip stone for carving chisels including “V” gouges
knoba - Carving gouges

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knoba - Carving gouges

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knoba – Tool tang drill bit

knoba – Spur drive

knoba – Head knives

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Electric Guitar

20 year old, unfinished project, found on freecycle.
knoba - electric guitar - 01

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It finally has a voice and a lovely, unique, sound range.
knoba - electric guitar - 02

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Fodic neck.
knoba - electric guitar - 03

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I’ve done a lot to this guitar to get it up; hand beaten stainless steel jack port…
knoba - electric guitar - 04

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Custom electrics; 3 x dpdt phase reversal switches, tones on 2 pickups.
knoba - electric guitar - 05

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Non-magmetic 3 series stainless steel, all inlayed.
knoba - electric guitar - 06

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New house guitar. Have some wood inlay to do & more wood carving.
knoba - electric guitar - 07

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A first for me. Wood inlays (white oak)
knoba - electric guitar

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Hand graver

Hand graver for engraving metal.

Iroko handle, cast & machined brass body, 1/8″ hss lathe tool, m4 grub screws.
knoba - hand graver - 01

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Handle is flat on one side to allow the tool a low attack angle.
knoba - hand graver - 02

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knoba – Hand graver – 2016.dxf (CAD file link below)
knoba - hand graver - 02

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knoba – Hand graver – 2016.dxf

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Nogging master for arched wood roofs

Component parts overview…
knoba - Nogging master - 01

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2″ by 2″ softwood, M8 coachbolts.
knoba - Nogging master - 02

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Assembled.
knoba - Nogging master - 03

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Folds up.
knoba - Nogging master - 04

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Machined a nice thumb nut for it from aluminium.
knoba - Nogging master - 05

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Nogging master measuring dwang geometry…
knoba - Nogging master - 06

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Place on timber (3″ x 2″ here), mark & cut!
knoba - Nogging master - 07

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knoba - Nogging master - 08

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Notes.
• Perlins can be continuous or split form.
• Saves time.
• Eliminates waste, cost & mistakes.
• Inexpensive & easy to make.

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*** Mk2 incorporates the “Plate Pilot” for accurate ‘birds mouths’ on the wall plate / 1st perlins nogging.

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Hss indexable metal scraper

Originaly a ‘Moore& wright’ high carbon steel metal scraper…
knoba - hss indexable metal scraper-

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It now accepts high speed steel pieces from a parting off blade…
knoba - hss indexable metal scraper-

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Shank had to be; removed, annealed and then machined (M4)…
knoba - hss indexable metal scraper-

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knoba - hss indexable metal scraper-

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knoba - hss indexable metal scraper-

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knoba - hss indexable metal scraper-

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RDG tools – Parting Blades

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Welding turn table

Made from a garden table & a Haag-Streit Bern Keratometer
knoba - welding turn table

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The base unit already had a superb height adjustment mechanism…
knoba - welding turn table

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The lower platter can turn independently of the the top one, be removed or be used as a rest…
knoba - welding turn table

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It disassembles easily because it has to stay outside.
knoba - welding turn table

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Some lovely engineering and workmanship went into this…
knoba - welding turn table

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knoba - welding turn table

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There was a lot of brass machining on this project
knoba - welding turn table

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knoba - welding turn table

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Fortunately, I didn’t have to make the wire…
knoba - welding turn table

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Specifics & details all in the cad file…
knoba - welding turn table

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knoba – Welding turn table – 2015.dxf (link below)
knoba - welding turn table

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knoba – Welding turn table – 2015.dxf

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