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  Home >> Radio Accessory >> Repeater >> BAOJIE >> Baojie BJ-851 UHF Repeater Duplex Repeater Walkie Talkie Repeaters

Baojie BJ-851 UHF Repeater Duplex Repeater Walkie Talkie Repeaters [Comments(0)|Leave your Comment]
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Baojie BJ-851 UHF Repeater Duplex Repeater Walkie Talkie Repeaters

Baojie BJ-851 UHF Repeater Duplex Repeater Walkie Talkie Repeaters

When you place an order, please tell me what frqeuncy range (within 10MHz difference for UHF400-470MHz)

and DTCS do you want ?


The Baojie BJ-851 is a complete 70 cm FM repeater that fits in a backpack. With the 10 W power output extends you can extend your range from a few miles up to 30 miles with ease.

The repeater has a 10 MHz receive / transmit interval.
Dimensions (W×H×D)  160 × 43 × 147 mm (6.30 × 1.69 × 5.79 in)
Weight  2.00 kg (4.4 lbs) (4 kg with backpack)
Form factor  Mobile
Manufactured  Between 201x and 201x in China
MPN  BAOJIE-BJ-000851
Radio repeater BJ-851 is globally the only mini-size duplexer and single-mode antenna units.
BJ-851 is globally the only mini-size duplex and single-mode antenna units which consists of duplexer,
receiver, transmitter, CPU controller ect. Aluminium diecasting outer cover of vehicular was adopted.
It can be used both in cars and in a fixed place, which is suitable for emergency situation.
Full duplex communication can be achieved between two duplexers and single set can be used as
repeater also. It can be increase the communication distance, the same time it has many advantages
such as easy to operate and convenient to use.
BAOJIE Car radio UHF Repeater BJ-851 with 400-470Mhz

10MHz frequency: 400-470mhz
16 Memory Channel
For Walkie Talkie
BAOJIE Car radio UHF Repeater BJ-851 with 400-470Mhz
Small Power UHF Repeater with 16 Memory Channels BJ-851 Repeater for Walkie Talkie
BJ-851 10W repeater 400-470uhf repeater duplexer-inside repeater walkie talkie repeaters


Specification

Frequency Range:

400-470 MHZ ( Frequency spacing :10MHz)

Frequency Spacing

10MHz

Duplex Band Width

1MHz

Modulation Type

FM 16F3

Operating Voltage

12-14V

Current

standby current  :  0.3A

Rx current : 0.8A

Tx current :3.0A

Frequency Stability

≥2.5 PPM

Channel Spacing

25KHZ


Weight

Approx 2kg


Specification of Duplexer


Frequency Range (MHZ)

RX:453.5---456.5MHZ

TX:463.5---466.5MHZ

Frequency spacing

10MHz

Max Output Power (W)

10W

Receiving End Insertion loss (dB)

≤2dB

Transmitting End Insertion loss (dB)

<1.5dB

Transmitting-Receiving End Isolation (dB)

≥65dB

Max VSWR

1.5

Operating Temperature Range

-30-----+60°C

Frequency Stability

Approx 2.5ppm/°C

Matched Impedance

50Ω

Receiver

Simplex Sensitivity

≥0.3uv(12dB SINAD)

Duplex Sensitivity

<3dB

Squelch Sensitivity

≥0.2uv

Selectivity

-70dB

Spurious Radiation

-75dB

Intermodulation Rejection

-75dB

Residual Noise

-45dB

DEMP FO

6±3dB

Audio Output Power

4.0W


Audio Distortion

<5%

Working Mode

receiving mode

Transmitter

Output Power

5-10W

Spurious Radiation

≤80dB

Residual Modulation

-45dB

Audio Distortion

<5%

Max Modulation

5KHZ

Pre-emphasis Frequencies

6±3dB

Working Mode

Transmitting Mode

CPU Controller

Automatic Repeater Setting

MIC and PTT control

PC Programming

CTCSS and DCS


 


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