New Hallmark Sound / Voice Recorder Card Teardown Article!
I got a birthday card from my dad for my birthday and noticed that it had a voice recorder circuit inside. With a signal amplitude-activated motor and simple electret microphone + amplifier +...
View ArticleWell, That Sucks…
I recently sacrified a Rhythm Bandit (by Lueken Innovations) to figure out what type of circuit this ho-hum guitar effect was using. I failed… Check out this new tutorial and see for yourself the...
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