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What is 125kHz RFID?
RFID is useful for sensing and identifying tagged people and objects for access control, automation, and a whole range of different applications. This basic RFID tag works in the 125kHz RF range and comes with a unique 32-bit ID.
What is RFID tag and RFID reader?
The RFID reader is a network-connected device that can be portable or permanently attached. It uses radio waves to transmit signals that activate the tag. Once activated, the tag sends a wave back to the antenna, where it is translated into data. The transponder is in the RFID tag itself.
What is RFID frequency range?
The LF band covers frequencies from 30 KHz to 300 KHz. Typically LF RFID systems operate at 125 KHz, although there are some that operate at 134 KHz. This frequency band provides a short read range of 10 cm, and has slower read speed than the higher frequencies, but is not very sensitive to radio wave interference.
How big is the range of a RFID tag?
There is a variety of range for RFID from 10cm up to 150m! Security purposes (Tags can be encrypted or locked, each tag can have a unique product code) How does RFID works? RFID uses wireless non-contact radio frequency to transfer data for identification and tracking purposes.
Can a RFID reader be connected to an Arduino?
In Wiegand Mode, output data is formatted with 26bits including 24bits card info and 2 bits parity. That’s all! You have successfully connected your Arduino to your Grove – 125KHz RFID Reader. Here are some resources for you regarding the Grove – 125 KHz RFID reader:
How is RFID used in the real world?
RFID, short for Radio-Frequency Identification, are used in many industries. For example, an RFID tag can be used to attached or implanted in almost everything where it is then used for identification and tracking purposes.
How does a RFID reader read a tag?
The RFID reader can read tags continuously without any setting. Keep the tag 2.5-4 cm from the antenna, and the reader can read data continuously. And if the distance is below 2.5cm, the reader reads data once if not moving tags away.