Velleman, Inc – Super Stereo Ear MiniKit MK136 – Entry Level Audio Amplifier Soldering Project

Power supply: 3 1.5V AA battery (not included)
Headphone jack (3.5mm) mounted on the PCB (printed circuit board)
Volume adjustment (potentiometer)

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Amazon.com Price: $12.75 (as of 17/09/2019 01:26 PST- Details)

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The Velleman MK136 Super Stereo Ear is more than just a fun DIY soldering project. With a stereo audio sound amplification boost of 50 times, the MK136 has a multitude of real life applications. It can be an excellent student science project to illustrate sound amplification. Because of it’s light weight, low power and high amplification it can make an inexpensive aid for the hearing impaired.
Power supply: 3 1.5V AA battery (not included)
Headphone jack (3.5mm) mounted on the PCB (printed circuit board)
Volume adjustment (potentiometer)
Stereo microphones mounted on the PCB
Dimensions: 2.4 x 2.1 x 1.7″

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