User's Manual

19
OPENBRAIN Technologies Co., LTD.
Measurement results and Bluetooth specification compliance of modules stored in
temperature and moisture resistant chamber for 2 hours at -35 , 120(Storage Graph)
RF Storaged Check 1 (-35 ~ +120)
Result
(dBm)
Bluetooth
Spec.(dBm)
Verdict
Output Power
0.1 -6 to +4 Pass
Sensitivity at 0.1% BER for all packet types
-81 -70 Pass
Modulation
Characteristics
Chann
el
df1_avg
(kHz)
df2_avg
(kHz)
df2/df1
(%)
Bluetooth
Spec.
Verdict
0 164.6 160.3 97.45 140<df1_avg, df2_avg
<175
0.80<df2/df1(%)
Pass
39 164.6 160.2 97.33 Pass
78 164.5 159.3 96.84 Pass
Initial Carrier Frequency
Tolerance
(ICFT)
Df0_max
(kHz)
Df0_min
(kHz)
Bluetooth
Spec.(kHz)
Verdict
13.2 11.9 ±75 Pass
Carrier
Frequency
Drift(CFD)
Chann
el
f_drift_max
(kHz)
Drift_rate_max
(kHz/50us)
Bluetooth
Spec.(kHz)
Verdict
0 8.3 7.1 Drift Rate Max
20
f drift max40
Pass
39 8.4 7.2 Pass
78 6.4 7.2 Pass
TX Output Spectrum
-20dB Bandwidth
f_h-f_l
Bluetooth
Spec.(MHz)
Verdict
0.922 f_h - f_l <= 1.000MHz Pass