Bicycles Stack Exchange
Bicycles Stack Exchange

Questions tagged [bike-computer]

Questions referring to electronic devices which typically track a cyclist's ride metrics, such as their speed, distance, cadence, etc

104 questions
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Wired or Wireless bike computer?

I have bought a new pair of road bikes. I am a triathlete (Sprint mostly) and I am interested to know, what computer should I buy now? wired or wireless? I mainly do not like wireless things (I don't do wireless accessories - they tend to fail on…
Saariko
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Simple bike computer

I need a new bike computer (speedometer) and I believe in simplicity. All the bike computers I can find online and in bike dealers have many functions which I neither want nor need; all I want are speed and trip (day) distance. Many (20+) years ago…
NL_Derek
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Using cheap bike computer as a cadence indicator, possible?

Has anyone ever tried just using a cheap ($5 for example) bike computer but instead of using the wheels, placing the magnet on the crank arms and then calibrating it to show cadence instead of road speed? I may try this but the computer I use only…
David
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Is it possible to move a wireless computer between two bikes?

I have a cateye velo 7 wireless computer on a Hybrid bike and I use it mostly to check the speed and track my miles like an odometer. I love it, its simple and cheap and works. I recently got a road bike that I am going to use on the weekends and…
nolawi
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Cycling computers fits on any wheel size?

I'm a newbie and I plan to buy cycling computer for my bike with 29" x 2.1 wheel. Is it all cycling computers can fit on any wheel size? I'm planning to buy Cateye Micro Wireless MC100w or Cateye Velo 7 online. Does them fit my 29" x 2.1 wheel?
vences
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Why would a bike computer calculate distance accurately but average speed inaccurately?

My otherwise reliable non-GPS bike computer calculates an extremely inaccurate average speed for my morning commutes. After my ride this morning, I read the following values from the display (units are in miles and miles per hour): trip dist:…
amcnabb
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What are the non-wheelsize settings on my Michelin F17 cyclocomputer?

I've got an old michelin speedometer(F17) for my bike and I've lost the manual (nothing on the web), I've had to replace the battery and now I have to redo the settings. I've already set up the tire size but eventually I get to this setting screen…
Nozz
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Bryton Rider 420 not showing vehicles from Garmin Varia radar

Trying to use the Garmin Varia RTL515 radar with Bryton Rider 420. I have it paired via ANT+ successfully. I get the sound notifications and the black strip shows up on the right side of the display. However I can not see any indications of vehicles…
Jester
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Identifying extra triggers in a speedometer

The HRM, GPS, and cadence in my cyclocomputer give perfectly good readings, but the speedometer (and hence the odometer) readings are obviously incorrect. Because the speed and distance readings seem to be just about twice what they should be, I'm…
Sam7919
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Cyclometer interference from car detection loops?

I've noticed several times lately when stopping at an intersection with a car detection loop that my wireless cyclometer (an Atom 4.0) exhibits some strange behavior. It continues to think I'm moving (as indicated by a triangle icon), the distance…
Cascabel
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Is it possible to use custom maps on Sigma ROX 12?

I wonder if it's possible to somehow upload custom maps to Sigma ROX 12 bike computer? The default map that is available on it for my country is not very good, so I want to customize it. p.s. When I say "maps" I mean maps and not routes.
Gill Bates
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Are there permanently mounted bike computers?

Over the years I've owned multiple bike computers (whose things that tell your speed/distance). Each time the head either falls off while I'm riding or I remove it, but lose it somewhere. I want my next purchase to be one that is permanently affixed…
priestc
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Sigma bc 1609 kmh flashing but not counting

I've just presented a new Sigma BC 1609 (wireless), assembled, put the sensor on the fork and a magnet on a spike, set the wheel size, looks fine. But the speedometer does not work - it is just flashing? Any hints? Thank you. update replied the…
Alex Buznik
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What bike computer (speedometer) to get for mounting on the rear wheel?

I'm looking to get a bike computer, primarily for the speedometer function. I use my bike on a trainer most of the time, and I'd like to get "speed" from that, so the sensor needs to be on the rear wheel. I'd prefer not to spend too much, but my…
Cajunluke
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Wired GPS Head Units or GPS Head Units with An Airplane Mode Feature

I'm looking for a Jump starter power bank for GPS head unit that is wired (doesn't have wireless capabilities) or has an airplane mode feature. In the wireless world we live in, I think going on a bike ride is a great opportunity to get away from…
Drew
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