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Quectel SC20 Series - Recommended RF Connector for Antenna Installation

Quectel SC20 Series
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SC20_Series_Hardware_Design 86 / 133
6.5.2. Recommended RF Connector for Antenna Installation
If an RF connector is used for antenna connection, it is recommended to use the U.FL-R-SMT connector
provided by HIROSE.
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It is recommended to use a passive GNSS antenna when LTE B13 or B14 is supported, as the use of active antenna
may generate harmonics which will affect the GNSS performance.
Cable Insertion Loss: < 1 dB
(GSM850, EGSM900, WCDMA B5/B6/B8/B19, EVDO/CDMA BC0,
LTE-FDD B5/B8/B12/B13/B18/B19/B20/B26/B28)
Cable Insertion Loss: < 1.5 dB
(DCS1800, PCS1900, WCDMA B1/B2/B4, TD-SCDMA B34/B39,
LTE-FDD B1/B2/B3/B4/B25, LTE-TDD B39)
Cable Insertion Loss: < 2 dB
(LTE-FDD B7, LTE-TDD B38/B40/B41)
Wi-Fi/Bluetooth
VSWR: ≤ 2
Gain:
Bluetooth/WLAN 2.4G Antenna:0.47dBi
WLAN 5.2G Antenna: -0.67 dBi
WLAN 5.3G Antenna: -0.19 dBi
WLAN 5.5G Antenna: 1.28 dBi
WLAN 5.8G Antenna: 1.10 dBi
Max Input Power: 50 W
Input Impedance: 50 Ω
Polarization Type: Vertical
Cable Insertion Loss: < 1 dB
GNSS
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Frequency range: 1559–1609 MHz
Polarization: RHCP or linear
VSWR: < 2 (Typ.)
Passive Antenna Gain: > 0 dBi
Active Antenna Noise Figure: < 1.5 dB (Typ.)
Active Antenna Gain: > -2 dBi
Active Antenna Embedded LNA Gain: < 17 dB (Typ.)
Active Antenna Total Gain: < 17 dBi (Typ.)

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