Thursday, December 9, 2010

12/6 class

After speaking with Noah about his path with his groups amplifier, Josh and I gave in and went out and bought the pre-made amplifier. Basically what it is is if your in a speech and can't hear the speaker, this device has head phones that plug in and the microphones in the device amplify the sound for you. After purchasing it from Radio Shack, I opened it up and soldered an extension wire to the ends of the positive and negative connections. The device is powered by 2 AAA batteries (3volts). I then soldered leads for the input where the microphone is connected. The speaker we used for our project 2 came from a computer speaker so we decided that since the speaker was already out, why not cut the speaker plug off too! soldering leads from the speaker to the plug was our next step. Connecting and turning everything on, our circuit finally works! Today was a successful work day finally!!!

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