ESP32-A1S Radio on a Board - Part 1
In this video I create a board for the SDR I previously did in this video:
• Simple SDR with Arduino Audio Tools
The github repo containing the kicad files (and a PDF for those without kicad) is here
https://github.com/thaaraak/Tayloe-Mi...
The QRP-Labs bandpass filter I mentioned is here:
https://qrp-labs.com/bpfkit.html
Mr Carlsons lab technique for double sided boards
• How to Make Double Sided Circuit Boar...
My Earlier video using "fab in a box"
• QRP 20m SSB - Part 2 First Mixer and...
0:00 Intro and Board Walkthrough
1:37 Schematic walkthrough (apologies again for the low piched hum)
4:22 Build Order
6:18 Power supply circuitry on the board and tested
8:30 A problem with the RX/TX lines
9:50 RX/TX lines fixed
10:38 ESP32-A1S installed on the board
11:30 First program flashed
13:28 si5351 installed and tested
15:20 Wrap up