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Crystal Radio High Gain Earphone Amplifier For Use standard 8Ω Earphone-Rev1B For Sale

Crystal Radio High Gain Earphone Amplifier For Use standard 8Ω Earphone-Rev1B
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Crystal Radio High Gain Earphone Amplifier For Use standard 8Ω Earphone-Rev1B:
$13.50

This is the Newest LC Model with High Gain

EARPHONE IS INCLUDED

BATTERY IS INCLUDED

Uses 1 Standard LR44 or SR44 LOW COST Coin Battery

SR44BatteryIS HIGHER PERFORMANCE AND LASTS LONGER

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 Your Own Mono8Ω (8ohm)Magnetic 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)Mono 3.5mm plug Earphone with your Radio using this Amplifier
ExcellentPerformancewith 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)AMPLIFIER DOES NOT WORK WITH PIEZO EARPHONESAMPLIFIER DOES NOT WORK WITH STEREO EARPHONES
Simply Plug in your Mono 8 ohm Earphone into the Output connector of the Amplifier and Plug the Input side of the Amplifier Into your Crystal Radio and it is ready to go.

DOES NOT INCLUDE ANY SCHEMATICS OR INSTRUCTIONS


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