nRF51822 bluetooth smart beacon have Antenna?

[TB]

Does nRF51822 bluetooth smart beacon have Antenna? If have, where is it located at? Any kind soul able to help me? Thank you!!

[Jørgen Holmefjord]

Hi,

The nRF51822 Bluetooth Smart Beacon kit has PCB antenna along the edge, as shown in this schematic:

If you have purchased the Kit, you can add the serial number to your MyPage account to get access to the full schematics here.

Best regards,

Jørgen

[Jørgen Holmefjord]

BAL-NRF02D3 is a 50 ohm nominal input / conjugate match balun for nRF51x22 from ST. You can read more about the balun circuit in this answer.