Article List
- DreamLNK’s Ultra-low Power FSK Transceiver Module DL-A7149-S is Officially ReleasedDL-A7149-S RF Module from DreamLNK has been released, it is an A7149 based FSK Transceiver Module, which delivers an ultra-low power consumption of 1.8mA, and -120dBm high receiving sensitivity, will be ideal for battery-powered long-range wireless transmission applications. Welcome to inquire!
- Why Should We Choose DL-CC1310-B UART Module?DL-CC1310-B Wireless Module is an UART Transceiver Module with AT command, which was developed based on TI's CC1310 SOC chip. It combines a flexible, very low power RF transceiver with a powerful MCU in a platform supporting multiple physical layers and RF standard, which is ideal to use for battery power applications.FAQ June 21, 2022
- Frequently Asked Questions about SX1278 LoRa ModuleWhat is the LoRaWAN data rate? Why are there two RSSI registers in LoRa mode? Can I switch frequently between FSK and LoRa modulation modes? Why is the output power of my LoRa device or LoRa module less than 20dBm? Can I send or receive a payload packet of unlimited length with a LoRa device?FAQ July 15, 2022
- How to Generate RF Parameters in the SDK Development of CC1310?The RF parameters of most radio frequency chips from TI can be automatically generated and imported through SmartRF Studio 7, which is very convenient. This article takes CC1310 as an example to explain how to automatically generate RF parameters. CC1310 UART Wireless Module can be also provided!FAQ September 16, 2022
- What Should We Do for the PCB LAYOUT in RF Product Design?What should we do for the PCB LAYOUT in RF product design? This article mainly introduces the PCB Layout precautions of the RF circuit, which is surrounding the RF module. Hope it can help you correctly design the PCB routing when using our RF modules, so as to ensure the RF performance and reduce the design cycleFAQ April 24, 2022
- Which FSK Transceiver Module is better, Si4438 RF module or Si4463 RF module?Both Si4438 and Si4463 are RF chips launched by Silicon Labs. The RF modules developed from these two chips have their own advantages and strengths. The performance of Si4463 RF module is far better than the Si4438 RF module. If cost is not a problem, the Si4463 RF module is definitely the best choice.FAQ August 31, 2020
- What is the Main Factor Affecting the Characteristic Impedance of Coplanar Waveguide?The main factors affecting the characteristic impedance of coplanar waveguide include the Dielectric Constant (usually 4.2~4.6, here is 4.4), Height between Signal Layer and Reference Ground Layer (H), Microstrip Linewidth (W), Ground Clearance (S) and Copper Foil Thickness (T).FAQ April 16, 2022
- What affects the quality of LoRa transmission?There are many reasons for why a LoRa transmission might not work as intended, even you choose a high quality LoRa Module. The factors include Environmental Topography, Device Interference, Antenna Quality, Antenna Gain, Antenna directivity etc.FAQ April 02, 2022
- How to Optimize the RF Performance of the RF Products?In the process of R&D and debugging of RF modules, customers often encounter communication distance problems. How do we investigate and optimize the RF performance of our products?Let's take a real case as an example, and do a simple analysis for you here, hope it helps you in some way.FAQ October 16, 2021
- What is the Difference Between RG178 and RG174 Coaxial Cable?The coaxial cable is a type of electrical cable consisting of an inner conductor surrounded by a concentric conducting shield, with the two separated by a dielectric. The commonly used coaxial cable includes RG178 & RG174 coaxial cable, they are mostly used to connect wireless devices and antennasFAQ March 30, 2022