ProTechTrader Piezoelectric Earphone Speaker High Impedance 20,000 Ohm Classic Ceramic Earpiece with Bare Leads for Electronic Breadboard Radios DIY Projects and Kits

Perfect to make electronics projects like Crystal or Transistor Radios DIY Electronics Kits
High 20,000 ohm impedance with resistance over 20 million ohms and a capacitance of 15,000 pf
Rated Sensitivity of 57db at 1KHz in the frequency range from 200 to 8,000Hz
Classic style highly sensitive molded earpiece with 42-in twisted wire with pre-tinned bare wire connections (Also available with 3.5mm Aux Headphone Style Phono Connector - See B01JEOH3QQ)
2022 Updated Model Available (See B09MZML96L) Featuring All Soldered Connections and a Brass Diaphram for Increased reliability and life.
PiezoElectric Crystal Earpiece for DIY Electronics Kits

ProTechTrader is a small family business dedicated to our mission on electronics: to teach and provide.

We are dedicated to teaching the basics of electronics through resources and service! Our journey as a small business has continued for over a decade. We owe much of our success to Mr. Charles Platt and his wonderful book series “Make: Electronics” and its counterparts. We are proud to work alongside Mr. Platt to provide component kits to complete the experiments in his books, just the way he wanted!
Make: Electronics 3rd Ed Kits
Are your Make: Electronics kits official?

Yes! ProTechTrader is the official recommended supplier for Make: Electronics kits by Charles Platt. We work directly with the author to ensure our component packs contain the correct parts for each experiment in his books.

What makes our products unique?

We are the only official kit supplier for Make: Electronics, Make: Easy Electronics, Make: Radio, and Make: More Electronics Kits!

Why do we love what we do?

Rounding up every necessary component can be time-consuming and overwhelming. We've done all the shopping for you so you can hit the ground running!

ProTechTrader is a small family business dedicated to our mission on electronics: to teach and provide.

We are dedicated to teaching the basics of electronics through resources and service! Our journey as a small business has continued for over a decade. We owe much of our success to Mr. Charles Platt and his wonderful book series “Make: Electronics” and its counterparts. We are proud to work alongside Mr. Platt to provide component kits to complete the experiments in his books, just the way he wanted!
Make: Electronics 3rd Ed Kits
Are your Make: Electronics kits official?

Yes! ProTechTrader is the official recommended supplier for Make: Electronics kits by Charles Platt. We work directly with the author to ensure our component packs contain the correct parts for each experiment in his books.

What makes our products unique?

We are the only official kit supplier for Make: Electronics, Make: Easy Electronics, Make: Radio, and Make: More Electronics Kits!

Why do we love what we do?

Rounding up every necessary component can be time-consuming and overwhelming. We've done all the shopping for you so you can hit the ground running!

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