How Your Phone, WiFI & GPS Work: A plain-language physics-first guide to the technology you carry with you, including touchscreens, Bluetooth, cameras, batteries, streaming & Face ID.
How Your Phone, WiFI & GPS Work: A plain-language physics-first guide to the technology you carry with you, including touchscreens, Bluetooth, cameras, batteries, streaming & Face ID.
Overall Rating: 2.3 / 5 (average from multiple review sources, as of 7 Aug 2026)
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Based on a total of 47,264 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
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How Your Phone, WiFI & GPS Work: A plain-language physics-first guide to the technology you carry with you, including touchscreens, Bluetooth, cameras, batteries, streaming & Face ID.
Overall Rating: 1.3 / 5 (average from multiple review sources, as of 27 Jul 2026)
Based on a total of 67 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 67 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
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£57.00
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Pages: 263, Hardcover, Cybersoft Publishing LLc
£20.52
In stock. Express Delivery available with Amazon Prime.
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How Your Phone, WiFI & GPS Work: A plain-language physics-first guide to the technology you carry with you, including touchscreens, Bluetooth, cameras, batteries, streaming & Face ID. - Details
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How Your Phone, WiFI & GPS Work: A plain-language physics-first guide to the technology you carry with you, including touchscreens, Bluetooth, cameras, batteries, streaming & Face ID. - Price Information
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