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Schematic of IR Beam Breaker Circuit. TSOP1738 IR sensor module responds to only 38 kHz pulsed infrared rays. ... It looks like the common Op Amps like LM741, CA3130, CA3140, TL071 etc. But its pin ...
There’s no denying it. Super small robots are just cool. [Pinomelean] has posted an Instructable on how to create a mini line following robot using only analog circuitry. This would make a gr… ...