tachymeter

  1. S

    how to use a handheld tachometer [tachymeter]?

    ok so how can i work out how fast my wheel is going with a tachometer these are the numbers 2000rpm and the tyre is 3 inches in diameter {from the very out side of the tyre}
  2. B

    can I use the tachymeter on my Seiko watch as a normal second hand?

    I have a Seiko SNA311, and it bugs me that the tachymeter hand (what would nomrally be a second hand, and is basically a stopwatch) is always straight up. Can I just start the stopwatch and have it move around like a second hand without doing any damage? Thanks!
  3. B

    Instructions needed for a POD 524 "tachymeter" analogue/digital watch?

    Purchased on eBay cheap because no manual - said I'd be able to get one downloaded (but can't, of course). Can anyone help? It has 4 buttons - topleft (L1) is "Set", bottom left (L2) is "Mode", topright (R1) is "Up", bottomright (R2) is "down". It has 3 digital displays in a triangle, one at...
  4. R

    How is the "Tachymeter" of a watch used?

    I bought this nice watch because of its looks. It has this FIXED crown which reads "Tachymeter" on it, with numbers all around the front face of the watch. The crown has a "60" mark aligned with the 12:00 mark, then a "700" on the 1:00 mark, "350" on the 2:00 mark and so on, with decreasing...
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