ATNJ новая распродажа двухдиапазонный gsm/lte 900/2300 МГц 2G 4G усилитель телефонного
- Категория: Ретранслятор >>>
- Поставщик: Shenzhen,Atnj,Communication,Technology,Co.,Ltd.
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Описание и отзывы
Трекер стоимости
| Месяц | Минимальная цена | Макс. стоимость |
|---|---|---|
| Aug-20-2025 | 138.25 $* | 141.13 $* |
| Jul-20-2025 | 112.95 $* | 114.26 $* |
| Jun-20-2025 | 136.0 $* | 139.23 $* |
| May-20-2025 | 135.36 $* | 138.26 $* |
| Apr-20-2025 | 108.92 $* | 110.25 $* |
| Mar-20-2025 | 133.61 $* | 136.96 $* |
| Feb-20-2025 | 132.97 $* | 135.53 $* |
| Jan-20-2025 | 131.36 $* | 134.23 $* |
Характеристики
ATNJ 900/2300Mhz 2g 4g dual band mobile signal repeater
Features
• Full smart to display all the parameters of the system. Automatic to detect the faults of the device and provide the corresponding solution.
• Automatic to shut down the power supply of the screen when no operation on it.
• Automatic detect the distance between receive antenna and relay antenna, avoid device auto excitation
• Automatic to adjust the system gain, The adjustment range up to 55db.
• High speed digital ALC system
• LCD screen display input/output real signal strength
• Automatic dormancy when no user make the calling, once detected the the user make the calling, the device will automatic switch to working status immediately.
• Uplink automatic shut off when device detected self-excitation.
• Uplink noise elimination. Did not interference base station absolutely.
• Small size, light weight, good looking, high gain, low power loss.
• Super intelligent display to guide the installation, Provide the easiest and simplest installation solution.
Applications
To expand signal coverage or fill signal blind area where 2G/3G signal is weak or unavailable.
n Indoor: Hotels, exhibition centers, basements, shopping malls, offices, parking lots, …
Technical Specifications
SPECIFICATIONS | parameters | |
Frequency Range (Customers to Choose) | Uplink | 890-915Mhz & 2300-2400Mhz |
Downlink | 935-960Mhz & 2300-2400Mhz | |
Frequency Bandwidth (3dB Bandwidth) | 25Mhz & 60Mhz | |
Gain | 70dB | |
Automatic gain control (Step Attenuation) | 31dB @ 1dB/ Step | |
Auto Gain Control | 20dB Min. | |
Output Power(Customers to Choose) | 20dBm | |
Spurious Emission | ≤ -15dBm/30kHz | |
9kHz~1GHz: ≤ -36dBm/30kHz | ||
1GHz~12.75GHz: ≤ -30dBm/30kHz | ||
Inter-Modulation Attenuation ACPR | ≤ -40dBc / 30kHz (measured under rated output power) | |
In-band Ripple | ≤ 3dB | |
VSWR | <=2 | |
I/O Impedance | 50 Ω | |
Noise Figure | ≤ 5dB | |
System Delay | ≤ 5μs | |
RF Connector(Customers to Choose) | SMA (Female) | |
Operating Temperature | Operation: - 10°C ~ + 55°C / Storage: -20°C ~ +60°C | |
Power Supply | AC 110~220V±20%, 50/60Hz(AC 220V/ DC5V/2A power adapter) | |
Dimensions | 165*130*40 (mm) | |
Weight | ≤0.8 kg(Net) | |
Alarm Monitoring System | Alarm for uplink self-oscillation | |
Indication LED | Power supply, | |
Product Description
