Tx Power; Rx Sensitivity - Quectel EC21 Series Hardware Design

4.1.3. Tx Power

The following table shows the RF output power of EC21 series module.
Table 27: RF Output Power
Frequency
GSM850/EGSM900
DCS1800/PCS1900
GSM850/EGSM900 (8-PSK)
DCS1800/PCS1900 (8-PSK)
WCDMA bands
LTE-FDD bands
LTE-TDD bands
NOTE
In GPRS 4 slots TX mode, the maximum output power is reduced by 3.0 dB. The design conforms to the
GSM specification as described in Chapter 13.16 of 3GPP TS 51.010-1.

4.1.4. Rx Sensitivity

The following tables show the conducted RF receiving sensitivity of EC21 series module.
Table 28: EC21-E Conducted RF Receiving Sensitivity
Frequency Bands
EGSM900
8 SIMO is a smart antenna technology that uses a single antenna at the transmitter side and two antennas at the receiver
side, which can improve RX performance.
EC21_Series_Hardware_Design
Max. RF output power
33 dBm ±2 dB
30 dBm ±2 dB
27 dBm ±3 dB
26 dBm ±3 dB
24 dBm +1/-3 dB
23 dBm ±2 dB
23 dBm ±2 dB
Receiving Sensitivity (Typ.)
Primary Diversity
-109.0 dBm -
LTE Standard Module Series
Min. RF output power
5 dBm ±5 dB
0 dBm ±5 dB
5 dBm ±5 dB
0 dBm ±5 dB
< -49 dBm
< -39 dBm
< -39 dBm
3GPP (SIMO)
SIMO 8
- -102.0 dBm
71 / 118