Hi there, I'm looking to use an electret microphone with a beaglebone black for my project. Can't I directly plug the mic into an analog pin and use the data? Do I need a pre amplifier circuit kind of thing to use the mic with a BBB?
On Tuesday, March 10, 2015 at 11:49:16 PM UTC-5, sns wrote: > > Will USB headset with mic work for audio application that records sound > and playback on beaglebone with quality?Here is there is no need for > separate pre- amplifier or circuit that requires biasing mic voltage? > > On Thu, Feb 26, 2015 at 2:53 PM, Zainab S.V <[email protected] > <javascript:>> wrote: > >> What about using microphone input from a headphone for recording and >> using the headset for playback? Does it need any extra circuitry? >> >> On Tue, Feb 24, 2015 at 8:22 PM, Fredrik Olofsson <[email protected] >> <javascript:>> wrote: >> >>> all the usb soundcards i've tried so far can don't need biasing. just >>> solder an electret mic directly to a minijack and connect it to the input >>> of the usb soundcard. though note that sound quality varies. some cards >>> make a lot of noise (one logilink model even was blinking a led when active >>> and that interfered and could be heard in the mic input signal.) >>> terratec aureon dual usb is the best sounding card i've found so far. >>> though i don't own an audio cape so i can't compare. >>> >>> If i use usb audio interface instead of the cape, is there a need for >>> biasing ? >>> >>>> >>>>> -- >>> For more options, visit http://beagleboard.org/discuss >>> --- >>> You received this message because you are subscribed to a topic in the >>> Google Groups "BeagleBoard" group. >>> To unsubscribe from this topic, visit >>> https://groups.google.com/d/topic/beagleboard/qBpwQ0UZcIM/unsubscribe. >>> To unsubscribe from this group and all its topics, send an email to >>> [email protected] <javascript:>. >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/a441645a-2159-4a64-8be5-5ebab130f289%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
