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  1. chrono10

    simple amplifier circuit.

    after much hassle and headache, i've finally turned for help to get this thing working. I have a simple minijack microphone (unamplified) that i want to use with my PC, but my PC requires the microphone to be amplified, so I had the bright idea of making a simple amplifier. I thought it would...
  2. chrono10

    7805 overheat and Clock signal

    I'm trying to decode serial data using a 74F673A 16-bit serial-in/parallel out IC. I use two 7490 decade counters along with a AND gate to give me a HIGH signal on the 16th count (counter is set to count from 0 to 16). The high signal should activate the 74F673A to parallel load the storage...
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