Shenzhen Friendcom Technology Development Co., Ltd.
 Automobiles & Motorcycles > Auto Electronics >  Audio/Data RF Module

Audio/Data RF Module

Brand Name:
Friendcom
Model Number:
FC-203SA
Payment Terms::
T/T,Western Union
Audio/Data RF Module
 
Detailed Description
 


Audio /Data RF module work in VHF/UHF, Low cost, High sensitivity,Able to work with 9600bps data modem

 

Audio /Data RF module

interface description:

Pin

Name

Description

Level

Terminal

Notes

1

SQ

SQ Output

  TTL

User modem SQ

 

2

RxD

Serial data RX terminal

TTL/UART

TxD

 

3

TxD

Serial data TX terminal

TTL/UART

RxD

 

4

C485

Use for 485Chip TX&RX control

TTL

Control of 485Chip

 

5

RSSI

 RSSI

Analog signal

Test use

 

6

AUDIO_OUT

Audio Output

Baseband signal

User modem input

 

7

PTT

TX/RX Control

TTL

User PTT

 

8

AUDIO_IN

Audio Input

Baseband signal

User modem output

 

9

VCC

Power DC

 8V

 

 

10

GND

Power supply

 

 

 

 

 

 

Key specification

 

ModeData module FC-203/SA

Standard..................GB/T16611

Frequency   :223MHZ 235MHZ, 150-162MHz

Channel spacing  :25KHz/12.5KHZ

RF Power  : 2W

Moduleation :16K0F3E,8K5F3E

Intermediate frequency:45.1MHz & 455KHz

Channels:16

Power :8V DC

 

Temperature

Store temperature:  40°C to +80°C

Working temperature :30°C to +60°C

 

Current

RX current ≤35mA

TX current < 800mA

Dimensions.:(75mm)L x (45mm)W x (12.5mm)H

Weight: ≤ 45.5grams

 

Transmitter specification:

Frequency stability.:±2.5 ppm

 

Frequency deviation:

 

25kHz Channel Spacing..≤±5.0kHz,

12.5kHz Channel Spacing≤±2.5kHz,

 

Audio responseWithin +1/-3dB of 6dB octave

                     @300Hz to 2.55kHz for 12.5kHz C.S

                     @300Hz to 3.0khz for 25kHz C.S

 

Adjacent channel power

25kHz< 70 dBc @ Nominal Condition

                          <65 dBc @ Extreme Condition

12.5kHz < 60 dBc @ Nominal Condition

                          < 55 dBc @ Extreme Condition

 

Spurious emission ..< -36 dBM

Modulation sensitivity 100mV peak Dev.

Hum & Noise:

25kHz Channel Spacing.:>40 dB (with no PSOPH)

12.5kHz Channel Spacing.:>36 dB (with POSPH)

Modulation Linearity..<10% Peak Dev@1kHz input for nominal dev +20dB

Loading stabilityNo osc at >= 10:1 VSWR all

phase angles and suitable antenna

No destroy at >= 20:1 all phase angle

 

Receiver specification

Sensitivity (12dB Sinad) .<-119 dBm,                  

Adjacent channel selectivity

25 kHz Channel Spacing .≥70dB @ Nom.,

12.5kHz Channel Spacing.≥60dB@Nom.,

Spurious Response rejection70dB

Image response > 70 dB

IF Response . >70 dB

Others> 70 dB

Intermodulation response rejection≥65 dB

Conducted Spurious Emission @ Nominal Conditions<-57 dBm

AF Distortion ..<5% @ Nom. 

                     <10%@ Extreme Condition

 

RX Hum & Noise:

                    25.0kHz CP< 40dB No PSOPH

                   12.5kHz CP ..< 40dB with PSOPH

 

Receiver response time .< 20ms

L.O. Frequency temperature stability1 st <2.5 ppm,

2 nd <10 ppm for 30°C to +60°C

 

Reference Crystal  (TCXO)

Frequency. 13MHz

Temperature Characteristic+/- 2.5PPM  from 30°C to +60°C

Aging Rate.< 2ppm/year in 1 st year

                                       <1ppm/year thereafter

TX to RX < 20ms

RX to TX .... < 45ms

 

Data transission

Modulation Type------------------------FSK

Interface data rate-------------------- 9600bps

Interface data format-----------------8E1/8N1/8O1

Air data rate----------------------------- 9600 bps


We supply with all kinds of VHF/UHF Wireless Data Radio / Data Transceiver!All items we are selling are best quality among the similar products.All items will be strict tested before shipping!We carefully select material of each part to promise our products quality.We are sincerely looking for your cooperation.


Company information:
    Shenzhen Friendcom Technology Development Co., Ltd. was found in 2002 . We is an exporter of China (Mainland) Car Audio products.    Our products are mainly sold to North America South America Eastern Europe Southeast Asia Africa Oceania Mid East Eastern Asia Western Europe! Our company complies with a strict quality management system to ensure reliable product quality, the most reasonable prices!    If you are interested in our products ,for more details, please feel free to contact us.please visit our website at www.friendcom.com for a full list of products.
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Send Inquiry to this Supplier
 
Shenzhen Friendcom Technology Development Co., Ltd.
Mr. Tony Cui
2/F, Friendcom Building, Dongpeng Industrial Park, Wuhao Road, North Section of Hi-tech Park
86-755-86026800, 86026192,86026600

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