Questions tagged [sensor]

Questions relating to Sensors on a bike, whether its cadence or wheel RPM, or a heart-rate monitor (HRM)

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7
votes
3answers
5k views

Wahoo Speed sensor: how does it work, exactly?

The Wahoo Speed sensor doesn't use a magnet to count the RPM, it's a single-unit and "(...) a 3-axis accelerometer is used to determine the rotation of the hub and thus your speed" (source) How does ...
1
vote
2answers
83 views

Need magnet for RPM and speed sensors

I bought used speed and RPM sensor by echowell. Here is a picture with this product and I highlitghted in red components that are missing. So as I unserstood this is magnet for sensors. Question: can ...
3
votes
1answer
445 views

What's the difference between power meter and bike computer?

I am currently using a IpBike computer app (on Android) with DuoTrap Speed and Cadence sensors on my bike. I was reading about power meters and how they would help in training by assessing the power ...
0
votes
1answer
101 views

pairing a Duotrap sensor the the ibike Newton

Is a Duo-trap speed/cadence sensor compatible with an I-bike Newton head unit? I can't make it pair up. I've tried keeping it a decent distance from other sensors and have tried resetting it, and ...
2
votes
1answer
246 views

Garmin Cadence Sensor

I have just changed the battery in my garmin cadence sensor on my road bike, but when I press the reset button only the red light shows but no green light. Anyone know why? Thanks
2
votes
2answers
433 views

Are there any bluetooth speed sensor with data logging ability?

I use my bike mostly for getting around town. First I used smartphone gps apps to record my trips, but I often forgot to start or stop recording. Then I used a bicycle computer, but I didn't like it ...
2
votes
1answer
243 views

Can you identify this Cateye HR Sensor E product model?

I must've bought this like 4-5 years ago. My fat ass never got around to using it. I've since lost the Cateye watch I bought with it. Can anyone identify the model? Do you know if it has a ANT+ ...
1
vote
3answers
6k views

Problems with Edge 510 Cadence/Speed Sensor

I have been looking online for a while on how to fix a bug with my Garmin Edge 510 Cadence/Speed sensor but no luck, and now I'm indoors training it's more important that it works (so I can get "speed"...
3
votes
2answers
171 views

Will speed/cadence sensor work with 650c bicycle

I plan to use speed/cadence sensor, however my bicycle wheel size is 650c. I guess, there are no problem about cadence. But for speed (wheel speed sensor), will it work correctly?
3
votes
3answers
1k views

Speed and Cadence Bike Sensor Opinions

I'm looking to start tracking my speed and cadence for my iOS app, Cycle Meter. The app works great for distance, time, but is not accurate at all for measuring my speed. So I'm thinking of buying ...