n9ds's latest activity

Update: The buzzing wasn't due to the 220Ohms. I replaced it with 0 Ohms and had the same problem. I tracked it down to the power...

Finally some progress. Thank you for all your suggestions, I have made a number of changes. Rewired so that the muted output gets sent...

Yes, muting isn't optimal. I'll worry about that later. I'm using a relay to switch LEDs because it requires fewer pins. I built an...

You first sentence is completely correct. The "Mute" works by sending the audio signal into the ether. I did add 22uF between the +...

I fixed the extra wire on K3, thank you. It was in the schematic but not the board. My mistake, not J4, it's J2. As far as J5 is...

1) The pin toggles continuously every 500mS. I only see the spikes when the pin transitions from low to high or high to low. To make...

Below is my schematic. The idea is to route low-level audio with the relays. When in mute mode, I've programmed B.5 to toggle every...