DocID023194 Rev4

9/17

AN4111

Measured performances

Figure 13. Receiver local oscillator leakage (RX_LO)

3.2

Nordic Semiconductor nRF2752 nRFgo module (nRF51xx)

The results presented in this section are based on measurements performed with the

nRF51822 nRFgo module and the BAL-NRF01D3. The BAL-NRF01D3 balun offers high

to FCC and ETSI compliance tests.

Figure 14. nRF2752 ST balun reference nRFgo module from Nordic Semiconductor

Mkr1 2.83650 Ghz

-62.55 dBm

Ref -40 dBm

Peak

Log

10

dB/

Atten 5 dB

Span 100 MHz

Sweep 4 ms (401 pts)

Center 2.79 GHz

#Res BW 1 MHz

VBW 1 MHz

M1 S2

S3 FC

AA

BAL-NRF01D3