Welcome to Vintage Cup Sleeves! Welcome to a forum built around vintage cup sleeves and the small details that make them worth keeping. Feel free to ask about cafe themes, printing variations, scanning setups, or binder storage, and share what you have noticed in your own collecting.

I Built the Smallest GPS Tracker; Tracks on Google Maps Satellite, No SIM Card

  • Thread starter Thread starter Engr. Shahzada Fahad
  • Start date Start date
E

Engr. Shahzada Fahad

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Last Updated on October 3, 2026 by Engr. Shahzada Fahad Description: This is a GPS tracker I built myself. And right now, it knows exactly where I am. Let me show you how. This tiny screen is showing my exact location. Right now. From satellites orbiting 20,000 kilometers above the Earth. No SIM card. No …
 
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This site is a discussion space for vintage cup sleeve collectors and anyone curious about cafe paper goods. Threads focus on documentation, preservation, and collection scope rather than sales or appraisals.

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