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
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