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Mecool Bluetooth Voice Input Afstandsbediening Airmouse voor Voice Control TV Box Smart Device
US$20.99 US$25.99

Q: Are any of the key programmable? For example:I'd like the power button to turn on/off the TV (I/R) instead of the Android box.

gevraagd door PE_Photo op 2019-03-17 08:31:33

Nicole no...

2019-03-23 01:36:00 Nuttig (0)
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2 stuks 5V 1 kanaalniveau trigger optocoupler relaismodule:
US$6.99 US$8.99

Q: is there a diode across the coil of the relay to clamp the inductive kickback?

gevraagd door PE_Photo op 2019-01-29 06:58:43

wujiahui Yes, there is a diode on the relay coil.

2019-01-29 08:11:32 Nuttig (0)
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antwoorden (1)
2 stuks 5V 1 kanaalniveau trigger optocoupler relaismodule:
US$6.99 US$8.99

Q: is there a built in relay driver circuit, so this it can be triggered by logic level?

gevraagd door PE_Photo op 2019-01-29 06:38:25

wujiahui that is right.

2019-01-29 08:10:56 Nuttig (0)
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3V 1-kanaals relais geïsoleerde aandrijfbesturingsmodule Hoog niveau stuurkaart
US$7.99 US$9.99

Q: is there a built in relay driver circuit, so this it can be triggred by logic level?

gevraagd door PE_Photo op 2019-01-29 06:35:06

wujiahui Yeah,that is right.

2019-01-29 08:08:58 Nuttig (0)
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