Kimpok Technology Co., Ltd
Quality COFDM Video Transmitter & Mobile Video Communication factory
Add to Cart
VHF Long Range Wireless Data with Radio 30W RS232 RS485 PTP PTMP Transmission
Features of Data Radio:
◆ Transmission rate: 1200bps, 2400bps, 4800bps, 9600bps, 115200bps
◆ Voice or data compatible with transparent signal transmission
◆ frequency range: 150MHz, 230MHz, 350MHz, 433MHz, 450MHz, 868Mhz.
◆ can be set to 256 frequency points, each frequency interval 25kHz (standard)
◆ receive, send one, digital analog signals can be sent, switch quickly
◆ air send and receive frequency can be the same frequency, but also different frequency
◆ Double phase-locked loop, double VCO structure, high stability
◆ internal use of imported power amplifier module 30W
◆ interface using standard TTL, RS232 serial (or 485) level, you can directly control the keyboard or personal computer
◆ SMT process, stainless steel shell, small size, easy installation, external heat sink
◆ comes with N antenna interface, can be directly connected to the antenna launch
Specification:
| Transmitter index | |
| Modulation: | FSK / MSK |
| Transmit power: | 30 watt |
| Modulation distortion: | ≤ 3% |
| Modulation sensitivity: | 100mV (3KHz SINAD) |
| Adjacent channel power ratio: | ≥65dB |
| Spurious RF component: | ≤- 65dB |
| Receiving index | |
| Available Sensitivity: | ≤- 120dBm (12dB SINAD) |
| Residual level output: | ≤- 45dB |
| Modulation reception bandwidth: | ≥ 5KHz |
| Adjacent channel selectivity: | ≥65dB |
| Intermodulation immunity: | ≥ 60dB |
| Spurious response Immunity: | ≥65dB |
| Demodulation output: | ≥0.2V audio voltage |
| Comprehensive index | |
| Working frequency band: | 150MHz, 230MHz, 350MHz, 433MHz, 450MHz, 868MHz |
| Frequency stability: | ± 2.5ppm |
| Channel spacing: | 25kHz |
| Antenna impedance: | 50Ω |
| Ambient temperature: | -30 ℃ ~ +60 ℃ |
| Frequency setting: | DIP switch or computer write frequency |
| Data transfer rate: | 1200bps, 2400bps, 4800bps, 9600bps, 115200bps |
| Interface: | TTL, RS232, RS485 |
| DC voltage: | DC12-14V |
| Standby current: | ≤ 50mA |
| Operating current when transmitting: | ≤7.6A (transmission power of 30W) |
| Transmission distance: | Omni 30km in city |
FAQ:
Q1: What can I buy from you?
COFDM digital AV transmitter, IP mesh radio, analog video transmitter, radio data transceiver, and transmitter receiver OEM main board.
Q2: Why should I choose you?
Our core R&D team comes from the first-class university in China, major in communication engineering. We believe that wireless communication will keep on developing in professional markets in the future.
Q3: Do you have a minimum order quantity?
No MOQ limit, 1pc is acceptable.
Q4: Can I order 1 sample for test?
Yes, we welcome sample order, mixed samples are acceptable.
Q5: What is the product warranty?
We offer two-year-warranty and lifelong maintenance.
Q6: What is the average lead time?
5-7 working days for regular model, and 20-30 working days for customized model.
Q7: What kinds of payment methods do you accept?
We accept bank transfer, Western Union, PayPal, or cash payment.
Q8: Can you supply the relevant documentation?
Yes, we can provide most documentation including Certificates of Analysis / Conformance; Country of Origin, and other export documents where required.
Our Service: