From fbebe40eb59086ccbfc5bf0464790d5dbf516e9c Mon Sep 17 00:00:00 2001 From: Brumi-2021 <86470699+Brumi-2021@users.noreply.github.com> Date: Mon, 17 Oct 2022 23:59:39 +0200 Subject: [PATCH] Updated Microphone Transceiver (markdown) --- Microphone-Transceiver.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Microphone-Transceiver.md b/Microphone-Transceiver.md index cda421b..350d43d 100644 --- a/Microphone-Transceiver.md +++ b/Microphone-Transceiver.md @@ -16,7 +16,7 @@ But thanks to many great contributors , currently we are supporting multi voice **Automatic mic Level Control "ALC" (AK4951 sound codec IC) or "Boost" pre-amplifier mic control adjustment (WM8731 audio codec IC) :** (*1) -To avoid mic ADC saturation (and consequently spectrum harmonics radiation), and adapt better to your needs , depending on the mic type sensitivity , and the distance mic-mouth from the speaker , and the user voice loudness ... we should set up the best ALC or Boost option (checking that he mic sound Vumeter < 80 - 90% ) +To avoid mic ADC saturation (and consequently spectrum harmonics radiation), and adapt better to your needs , depending on the mic type sensitivity , and the distance mic-mouth from the speaker , and the user voice loudness ... we should set up the best ALC or Boost option (checking that the mic voice sound Vumeter is below 80-90% ) 1. * **ALC Automatic mic volume Level Control** (available in Portapack boards that uses AK4951 audio codec platform) : With those "ALC" GUI options, user can adjust from +12 dB's to -12 dB's mic gain.