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1.VHF/UHF, Low cost, High sensitivity,good performance
2. Capable to work with 9600BD data modem. 3. Compliant with FCC

Main specification

ModeData module FC-203/SA

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

Frequency   :223MHZ 235MHZ, 150-160MHz

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 

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