Electronics
Smartwatch GPS Accuracy: Single vs Dual-Band
Why your run map looks wobbly and how dual-band fixes it.
· 3 min read
Key takeaways
- Signals bounce off buildings causing errors.
- Dual-band GPS uses two frequencies.
- Wait for a lock before starting.
Why errors happen
In cities, satellite signals reflect off buildings, confusing the receiver.
Dual-band
Using L1 and L5 frequencies helps filter reflected signals.
Tips
Start your workout after the GPS lock icon appears.
Frequently asked questions
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