FRIENDCOM FC-302 U2 Скачать руководство пользователя страница 4

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Shenzhen Friendcom Technology Development Co., Ltd.

2 Technical Specifications

General Specification

Working Frequency

450MHz

～

490MHz

Channel Spacing

6.25KHz/12.5KHz Programmable

Modulation Type

Number of Channels

Nominal Working Voltage

12V DC

Extreme Working Voltage

9.5 V

～

16V DC

Storage Temperature

-40

℃～

+80

℃

Operating Temperature

-30

℃～

+65

℃

Current

Consumption

Standby

＜

100mA

Transmit 5 watts RF Power

＜

1.5A

Transmit 1 watt RF Power

＜

TX to RX Attack Time

＜

5ms

RX to TX attack time

＜

5ms

Frequency Error

＜

2.5ppm

Antenna Connector

BNC 50

Ω

External interface

DB15/DB9(optional male interface)

Transmitter Specification

RF Power

6.25KHz Channel Spacing

1W/2W Programmable

12.5KHz Channel Spacing

1W/2W/3W/4W/5W Programmable

Frequency

Deviation

6.25KHz Channel Spacing

＜

1.25KHz

12.5KHz Channel Spacing

＜

2.5KHz

Subsonic

0.5KHz

Adjacent

Channel

Power

6.25KHz Channel Spacing

＜

-60dBc

12.5KHz Channel Spacing

＜

-70dBc

Conducted Spurious Emission

＜

1GHz,

＜

-36dBm

＞

1GHz,

＜

-30dBm

Modulation
Sensitivity

Voice 8~15mV

Data 80~130mV

TX SNR

6.25KHz Channel Spacing

＞

30dB

12.5KHz Channel Spacing

＞

40dB

Receiver Specification

Содержание FC-302 U2

Страница 1: ...anual Address 6 F 17 Building Guangqian Industrial Park Longzhu Road Xili Town Nanshan Shenzhen China Tel 86 755 86026600 86 755 23230518 Fax 86 755 86026300 E mail support friendcom com Website http...

Страница 2: ...1 Hardware Installation 6 4 2 Operation Instruction 8 5 Maintenance and Repair 16 5 1 Dimensions 16 5 2 Removing Replacing the Upper Cover 17 5 3 Removing Replacing the Power Board Bridge Board Shield...

Страница 3: ...nge DC support make it flexible to use Features CE FCC AS NZS 4295 2004 certified Programmable 16 channels with Dip Switch Configurable power save feature Optional external channel configuration CTCSS...

Страница 4: ...Attack Time 5ms RX to TX attack time 5ms Frequency Error 2 5ppm Antenna Connector BNC 50 External interface DB15 DB9 optional male interface Transmitter Specification RF Power 6 25KHz Channel Spacing...

Страница 5: ...el Spacing 40dB Audio Output Power 0 5W 8 load 3 Interfaces of the Radio DB 9 and DB 15 are our basic interfaces of FC 302 U2 radio as shown in below pictures Standard DB9 interface Standard DB15 inte...

Страница 6: ...t from the audio amplifier 8 SPK is effective when Pin 7 connect to MIC or GND MIC PIN power than 3 5V TXD Radio 10 The serial data is output from this pin used for radio parameter setting 5V TTL Sign...

Страница 7: ...B Programming kit 4 1 2 Connecting Connection between the PC and the radio for parameter setting The programming kit is used for connection as shown below No Descriptions 1 DB15 connector Connected ra...

Страница 8: ...of squelch type data value setting for power saving mode Tx time out time scan option is detailed 4 2 1 Overall View Pin 6 BUSY and Pin 8 Switch of DB15 connector work as TX end and RX end of simulate...

Страница 9: ...Shenzhen Friendcom Technology Development Co Ltd 9 First of all open the con port The CON port is with characteristics of 9600bps 8N1 and click Open as picture shows...

Страница 10: ...n tool bar for a second message for function indication is displayed Power on the radio after 5 seconds click on the Read establish the communication with PC and radio As the following picture Warning...

Страница 11: ...2 Input Channel Setting In this option part user can input channel selection from 1 to 16 Rx Tx frequency Rx Tx tone option such as CTCSS DCS power switch and make SCAN list and choose bandwidth Narro...

Страница 12: ...25KHz Narrow or 12 5KHz Wide channel spacing 4 2 2 3 SQ level Five SQ levels can be select in our radio Level 0 is for fully open mute The audio signal will continuously transmit Other levels with co...

Страница 13: ...will start to detect channels and stay on each channel for at least 100ms according to the established scan sequence If a signal or conversation is detected on any channels in scan list the radio wil...

Страница 14: ...imeout radio will release PTT pinout If user want to transmit again he or she have to wait delay time set by stop when timeout after the radio released PTT 4 2 3 3 3 De emphasis Volume FC 302 U2 radio...

Страница 15: ...Signal This feature is to set active level of BUSY Pin high or low The status is transferred to user for the connection with external devices 4 2 3 4 Third Column Features 4 2 4 4 1 Audio out Output w...

Страница 16: ...ritized channel is the working channel before the scan For example if prioritized channel is CH10 and initial channel is CH8 then the scan sequence is CH8 CH10 CH9 CH10 CH10 CH10 CH11 CH10 CH16 CH10 4...

Страница 17: ...over of radio To replace the Upper Cover 1 Reserve the steps taken to remove the Upper Cover Fig 19 Upper Cover Removal 5 3 Removing Replacing the Power Board Bridge Board Shield Plate Removing the Po...

Страница 18: ...Fig 21 Shield Plate Assembly Removal 5 4 Removing Replacing the Main Board 1 Remove the Upper Cover refer to Removing Replacing the Upper Cover 2 Remove the Power board Bridge Board Shield Plate Refe...

Страница 19: ...Shenzhen Friendcom Technology Development Co Ltd 19 Fig 21 Main Board Removal 5 5 Repairable Replaceable Parts List Fig 22 Exploded View...

Страница 20: ...for accessory information sales friendcom com Tel 86 755 23230544 FCC Radiation Exposure Statement This equipment complies with RF exposure guidelines This equipment should be installed and operated w...

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