and making his own take on an off-the-shelf Bluetooth audio module. The JL_AC6939B comes in an SOIC16 package and requires a minimum number of components. The PCB is therefore a relatively simple ...

PCB antennas? “What low-cost solutions does ... For example, you could use any of the 2.4 GHz antennas with any Bluetooth, WiFi (2.4 GHz), or Bluetooth Low Energy chips. Simply open up their ...