From c2e9a690c650c2c8856c543c2217e21ec0cdb3d9 Mon Sep 17 00:00:00 2001 From: Brumi-2021 <86470699+Brumi-2021@users.noreply.github.com> Date: Mon, 25 Mar 2024 11:10:15 +0100 Subject: [PATCH] Updated Audio Receivers (markdown) --- Audio-Receivers.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Audio-Receivers.md b/Audio-Receivers.md index 87e9ecb..cfe5d26 100644 --- a/Audio-Receivers.md +++ b/Audio-Receivers.md @@ -44,7 +44,7 @@ The Key Items on the App that can be seen or selected with the cursor and change * (3) 40k with also sharp transition, for supporting NOAA APT weather satellite reception in 137 MHz . (that filter is too narrow for WFM with 75khz delta deviation and can produce audio distortion in the demodulated sound). The Spectrum view is +/-100k with a marker That may be changed (though seem the incorrect value). - * Just below REC Icon we have a marker Frequency field input (0 Hz) , that we can increase or decrease from 0..48kHz range with the knob rotary encoder with a jumps of 200 Hz steps. It will move a short vertical red line pointing the spectrum IF demodulated FM baseband FFT graphic . It could be useful to see the exact frequency of those spectrum peaks, like the below picture , showing 19Khz pilot carrier tone from a Stereo FM Broadcasting . + * Just below REC Icon we have a marker Frequency field input (0 Hz) , that we can adjust in a range from 0..48kHz range with the knob rotary encoder, with 200 Hz step jumps. It will move a short vertical red line pointing cursor across the spectrum Multiplex IF demodulated FM baseband FFT graphic . It could be useful to see and confirm the exact frequency of those spectrum peaks, like the below picture , showing 19Khz pilot carrier tone from a usual Stereo FM Broadcasting. > ![image](https://github.com/portapack-mayhem/mayhem-firmware/assets/86470699/88ef7389-d7c0-47a8-84ed-05d836879af5)