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3 days ago
Homemade Coffe Bug key G3YUH
Further tests on the Coffe bug, major components made and it speaks!!!
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1 month ago
Morse code key by W.O. Coffe.The Mechograph
A video illustrating the production of dots on the W. O. Coffe Mechograph Vertical morse code key.
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1 month ago
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1 month ago
EMCO UNIMAT SL CNC LATHE
A modified Unimat SL lathe cutting a decorative pedestal in 1 inch brass
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1 month ago
EMCO UNIMAT SL CNC Lathe
A modified unimat lathe cutting a Terminal nut for a Marconi 705 Spark key from 7/8" brass
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3 months ago
1 year ago
Anna Netrebko & Elina Garanca: Belle nuit, ô nuit d'amour
Anna Netrebko & Elina Garanca: Belle nuit, ô nuit d'amour (Jacques Offenbach)
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2 years ago
CoffeVid.VOB
Russ WA5Y using Phil Boyle's Coffe Vertical in QSO with Volker, J79WE in Dominica.
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2 years ago
CoffeVid.VOB
Russ WA5Y using Phil Boyle's Coffe Vertical in QSO with Volker, J79WE in Dominica.
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Brilliant Russ, nice to hear it played properly.... Phil
Thanks for the comments. Yes they are the standard screws, I have ensured that there is no endplay in the screws and the Z backlash on my machine is not too bad at around 0.003". If you can ensure (as in this case) that the screws only run in one direction, backlash is not a problem. If the Z axi...