Can strong wind affect readings on bike computer ?

JimmyK
JimmyK Posts: 712
edited June 2008 in Workshop
I was out riding around the coast tonight and the onshore winds were quite blustery. my bike computer is a topeak wired compact 140 with cadence. I was getting erratic readings showing cycling pace to be 13 mph when it clearly was not and then jumping up to 20`s and back to 17 and so on. it kinda kills it when you cant rely on what the computer is telling you. Rides during the fine weather of late have been 19 - 19.3 mph average and the computer didnt hop around like it was doing tonight. Ive no time for tinkering about with wireless computers and wired types are fine with me, I had been considering a cateye strada cadence computer.

So.......................can the wind affect bike computers and what do you think of the cateye strada cadence computer.

JimmyK

Comments

  • redddraggon
    redddraggon Posts: 10,862
    Cateye Strada Cadence Computers are pretty good, I've got one on my Winter/Audax bike.
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  • fossyant
    fossyant Posts: 2,549
    Check the contacts on the handle bar mount and the magnet position.
  • blorg
    blorg Posts: 1,169
    I suspect wind can affect barometric altimeters, and heart rate monitoring depending on what you are wearing, if you have something flapping.

    What you describe I would doubt but the only thing I could think of would be if your wire was damaged and flapping about caused it to short intermittently- although this should raise your speed rather than drop it ;-)

    Of course clean and align as the others suggest.
  • JimmyK
    JimmyK Posts: 712
    Ive bought a wired cateye strada cadence from ebay, should have it in a couple of days. am i right in think ing that the readings are done from the rear wheel instead of the front ?

    one thing about the topeak unit that drove me nuts was , if it got wet, it sent the readings all over the show and the contacts beneath the unit got covered in a white gunge.

    JimmyK
  • blorg
    blorg Posts: 1,169
    JimmyK wrote:
    Ive bought a wired cateye strada cadence from ebay, should have it in a couple of days. am i right in think ing that the readings are done from the rear wheel instead of the front ?

    one thing about the topeak unit that drove me nuts was , if it got wet, it sent the readings all over the show and the contacts beneath the unit got covered in a white gunge.

    JimmyK
    I think they are rear, yes, as certainly the cadence has to come from there. Means you can use it on a trainer. I find Cateyes very reliable in all conditons over 10 years+ of use. Never had any issues. Your Topeak issue sounds really strange though, only thing I could imagine would be some sort of battery leakage.