Crystal Radio High Gain Earphone Amplifier with Dual and Single Earphones-LCAR For Sale

Crystal Radio High Gain  Earphone Amplifier with Dual and Single Earphones-LCARWhen you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.


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Crystal Radio High Gain Earphone Amplifier with Dual and Single Earphones-LCAR:
$19.00

This is a New Model For Dual or Single Earbuds with High Gain

TWO Earbuds are Included

Mono or Simulated Stereo Jumper selectable Modes

You must remove the Green Jumper for use with a Single Earbud (See Image in Photo Gallery)

Includes One Stereo 2 Element Earbud for"Simulated Stereo Sound"ANDOne Single Element EarbudSound Is Output On both Left and Right Headset Elements(Does Not Output True Stereo Sound)BATTERY IS INCLUDED

Uses 1 Standard LR44 or SR44 LOW COST Coin Battery

SR44BatteryIS HIGHER PERFORMANCE

SR44 maintains at 1.55V virtually all the time and provides a more Consistent Volume Level during theLife of theBattery

Designed using Very High Gain Darlington Transistor to Amplify Low signals to High Gain

When Compared to the Best Piezo Element used with a Crystal Radio, my amplifier is 10X Louder.(See The Image in the Photo Gallery showing the Decibel Level as Measured with a Meter)

If your Piezo Earphone Volume is Annoyingly Faint, this Amplifier when used with a8Ω (8ohm)Magnetic Stereo or Mono Earphone will increase the Volume Level Significantly.

DO NOT ALLOW THIS DEVICE TO TOUCH ANY METAL SURFACE-BATTERY MAY SHORT OUT OR PERMANENTLY DAMAGE THE ELECTRONICS

Earphone Amplifier For Crystal RadioYou can Use a Standard8Ω (8 ohm)Stereo 3.5mm or Mono plug Earphone with your Radio using this Amplifier
Excellent Performancewith Crystal RadiosDoesn'tconsume any power when the Earphone is UNPLUGGED(You must Remove your Earphone from the Output Jack of The Amplifier toConserve theBattery Power)DOES NOT WORK WITH PIEZO EARPHONES OF ANY TYPE
SimplyPlug in your Stereo 8 ohm Earphone into the Output connector of the Amplifier andPlug the Input side of the Amplifier Into your Crystal Radio and itis ready to go.

DOESNOT INCLUDE ANY SCHEMATICS OR INSTRUCTIONS


  • Integral 3.5 mm mono male Amplifier Input plug
  • Includes Two Earphones
  • Doesn'tconsume any power when the Earphone is UNPLUGGED - Remove Earphone from the output of the Amplifierwhen not using your radio to conserve the battery life
  • Uses 1 Standard LR44 or SR44 Coin Battery- SR44BatteryIS HIGHER PERFORMANCE AND IS INCLUDED
  • Battery is LOW COST and Easily Replaceable
  • PC Board size is 27x44mm
  • Black color PC Board
  • Individually packaged in Zip Bag
  • SpeciallyDesigned For Crystal radios when using an8Ω (8 ohm) Stereo or MonoMagneticCoil Earphones (Not tested with any other types of earphone orelectronicdevices (DOES NOT work with Piezo Earphones)
  • DOES NOT have volume control


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