Audited Supplier
WD889/WD250
ISO, CE
New
Transparent
Radio
Text, Picture, Video, Audio, Data
Td-Cofdm, Bpsk/Qpsk/16qam/64qam/256qam Adaptive
WDS
Box
Enclosed/Module
China
8517708000
Product Description
WD889/WD250 Multi Channel FM Tranceiver & Wireless Modem
----Fully compatible with NISSEI's radio(Rainbow) and GrandComm's radio
1. Data transmission mode: Transparent
2. Modulation mode: FSK(f1=1.3KHz f2=2.1KHz)
3. Transmission rate: 75-1200bps self-adaption
4. BER: 10-7(S/N=20dB)
5. Communication interface: RS232/RS485/TTL
6. Temperature: -40ºC~+70ºC
7. Voltage: DC+7~+15V or +5V
8. Current: RS232: <30mA; RS485: <60mA
9. Installation size: 59.5 x 39.3mm
10.Adapter model: 250A/WD889/WD886 etc
2. Modulation mode: FSK(f1=1.3KHz f2=2.1KHz)
3. Transmission rate: 75-1200bps self-adaption
4. BER: 10-7(S/N=20dB)
5. Communication interface: RS232/RS485/TTL
6. Temperature: -40ºC~+70ºC
7. Voltage: DC+7~+15V or +5V
8. Current: RS232: <30mA; RS485: <60mA
9. Installation size: 59.5 x 39.3mm
10.Adapter model: 250A/WD889/WD886 etc
1. Data transmission mode: Transparent/Intelligent
2. Modulation mode: FFSK
3. Wireless transmission rate: 1200/2400/4800bps
4. Interface transmission rate: 1200/2400/4800/9600bps
5. Address code/Data format: Programmable setting
6. BER: 10-7(S/N=20dB)
7. Communication interface: RS232/RS485/TTL
8. Temperature: -40ºC~+70ºC
9. Voltage: DC+7~+15V or +5V
10. Current: RS232: <30mA; RS485: <60Ma
11. Installation size: 59.5 x 39.3mm
12. Adapter model: 250A/WD889/WD886 etc
2. Modulation mode: FFSK
3. Wireless transmission rate: 1200/2400/4800bps
4. Interface transmission rate: 1200/2400/4800/9600bps
5. Address code/Data format: Programmable setting
6. BER: 10-7(S/N=20dB)
7. Communication interface: RS232/RS485/TTL
8. Temperature: -40ºC~+70ºC
9. Voltage: DC+7~+15V or +5V
10. Current: RS232: <30mA; RS485: <60Ma
11. Installation size: 59.5 x 39.3mm
12. Adapter model: 250A/WD889/WD886 etc
1. Data transmission mode: Transparent/Intelligent
2. Modulation mode: GMSK/CPFSK
3. Wireless transmission rate: 9600/19200bps
4. Interface transmission rate: 1200/2400/4800/9600/19200bps
5. Address code/Data format: Programmable setting
6. BER: 10-7(S/N=20dB)
7. Communication interface: RS232/RS485/TTL
8. Temperature: -40ºC~+70ºC
9. Voltage: DC+7~+15V
10. Current: <40mA
11. Size(L x W): 60 x 50mm
12. Adapter model: 250A/889/886/250G/258G etc
2. Modulation mode: GMSK/CPFSK
3. Wireless transmission rate: 9600/19200bps
4. Interface transmission rate: 1200/2400/4800/9600/19200bps
5. Address code/Data format: Programmable setting
6. BER: 10-7(S/N=20dB)
7. Communication interface: RS232/RS485/TTL
8. Temperature: -40ºC~+70ºC
9. Voltage: DC+7~+15V
10. Current: <40mA
11. Size(L x W): 60 x 50mm
12. Adapter model: 250A/889/886/250G/258G etc
1. Data transmission mode: Transparent/Intelligent
2. Modulation mode: GMSK/CPFSK
3. Wireless transmission rate: 38400bps
4. Interface transmission rate: 38400bps
5. Address code/Data format: Programmable setting
6. BER: 10-7(S/N=20dB)
7. Communication interface: RS232/RS485/TTL
8. Temperature: -40ºC~+70ºC
9. Voltage: DC+7~+15V
10. Current: <40mA
11. Size(L x W): 60 x 50mm
12. Adapter model: 250A/889/886/250G/258G etc
2. Modulation mode: GMSK/CPFSK
3. Wireless transmission rate: 38400bps
4. Interface transmission rate: 38400bps
5. Address code/Data format: Programmable setting
6. BER: 10-7(S/N=20dB)
7. Communication interface: RS232/RS485/TTL
8. Temperature: -40ºC~+70ºC
9. Voltage: DC+7~+15V
10. Current: <40mA
11. Size(L x W): 60 x 50mm
12. Adapter model: 250A/889/886/250G/258G etc
WD889/WD250 FM Tranceiver /Data Radio Technical Specification
General specification| Project | Specification |
| Frequency Range | 220.00 ~ 240.00MHz |
| Storage Channel | 48channel, half duplex |
| Channel Spacing | 25KHz/12.5KHz |
| Bandwidth | 20MHz (In this frequency bandwidth to ensure that the indicators) |
| Modulation Format | 16K0F3D(E) |
| Operating Voltage | +13.8(Between +10V ~ +16V to ensure the normal work.) |
| Antenna Impedance | 50Ω |
| Loudspeaker Impedance | 8Ω |
| Transmitter Start Time | ≤5ms |
| Temperature Range | -40ºC~+70ºC |
| Size | WD889:44.0x135x137mm WD250:124.7X76X34mm |
| Weight | WD889:720g WD250:365g |
Transmitter
| Project | Specification |
| Radio Frequency Output Power | WD889: 2W/5W/10W/15W/25W (Programmable setting) WD250: 1W/2W/5W/10W/20W (Programmable setting) |
| Clutter Emission | ≥70dB |
| Maximum Modulation Frequency Offset | ±5KHz |
| Audio Harmonic Distortion | ≤2% |
| MIC Modulation Sensitivity | 3.5~14mV |
| Data Signal Modulation Frequency Offset | (Input signal: 1KHz,250mV) ±4KHz |
| Frequency Stability | ±1.5ppm(-30ºC~+70ºC) |
| Emission Time Limit | 30~1200S |
| Emission Current | WD889 25W:≤4.5A WD250 : ≤1.6A (13.8V,10W) ≤3.2A(13.8V,20W) |
| Noise And Hum | ≥45dB |
Receiver
| Project | Specification |
| Sensitivity | ≤0.20μV(12dB SINAD) |
| Stray And Mirror Resistance | ≥75dB |
| Adjacent Channel Selectivity | ≥70dB |
| Intermodulation Resistance | ≥70dB |
| Snr | ≥50dB |
| Audio Output Power | 1.3W (8Ω 10% distortion) |
| Distortion Rate | ≤4%(When output power is 1W) |
| Current | ≤55mA |
| Data Signal(Rfsk) | 180±20mV |
Data transmission part
| Project | Specification |
| Communication Interface | RS232,RS485 or TTL |
| Communication Interface Definition | CD,RXD,TXD,RTS,DTR,CTS,GND |
| Transmission Rate | 300-1200bps self-adaption, or 1200/200/4800/9600/19200Programmable setting |
| Modulation Mode | FSK/FFSK/MSK/GMSK |
| Address Code | Self address code & Common address code(Programmable setting) |
| Relay Function | Please refer to the company for the use of this function |
| Ber | ≤10-6@-107dBm2400bps |
