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Simple breakout board for the MQ - 3, MQ - 4, MQ - 6 and MQ - 7 gas sensors. All you need is VCC at 5V, GND, and a resistor to an ADC, that is it.Note: This is the PCB only. Sensors listed below.Dimensions: 16.8mm diameterDocuments:
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ETH484-B - ETH484-B - 4 x 16A ethernet relay
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