GSM&3G 双频信号放大器

产品描述

1.Provide quick coverage solution for small signal weak & block zones.

2.Compact size, low consumption, easy installation, great cover.

3.Cover about 300~1500 m²without block or obstruct.

4.High linear design, low interference to BTS.

5.Manual gain control function.

Technical features

1. High system gains.

2. Full duplex and double-end design, external power supply, and convenient installation

3. ALC technology with auto-steady function adopted.

4. Provide power indication and uplink and downlink indications.

5. With the amplified linear power, the intermodulation and spuriousness are suppressed effectively.

6. The reliability conforms to GB6993-86 standards.

7.The electromagnetic compatibility conforms to ETS300 609-4 standards.

Technical specifications

Specification		TE-903G-A	TE-903G-B	TE-903G-C
Frequency range		Uplink GSM 890-915MHz/ 3G 1920-1980MHz
		Downlink GSM 935-960MHz / 3G 2110-2170MHz
Coverage area		300~500m²	500~1000m²	1000~1500m²
Gain (dB)	Uplink	Gp≥55	Gp≥65	Gp≥45
	Downlink	Gp≥60	Gp≥70	Gp≥50
Gain adjustable		MGC≥30dB
Output power		≥20dBm	≥20dBm	≥17 dBm
Pass band ripple		≤8dB
Guard band rejection		（BW-60dB）≤42MHz , （BW-70dB）≤45MHz
I/O impedance		50Ω/N Connector
I/O return loss		≤-8dB
Noise figure		≤-8dB
Intermodulation attenuation (Po=13dBm)		≤-40dBc
Transmission		≤0.5μs
Ambient		-10℃～50℃
Power supply		AC110～220V±10% 45～55Hz
Size		228mm×106mm×33mm
Gross weight		2KG
Reliability		To the GB6993-86 standard
Electromagnetic		To the ETS300 694-4 standard
Function		a) Power supply LED denote b) Export power LED denote