Mạch Thu Phát RF GT-38 UART

88.000₫ Giá cũ:

Mạch Thu Phát RF GT-38 UART GT-38 wireless single-chip serial port module UART interface for SI4438/4463B8N8

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Hướng dẫn

Loại	Mạch Thu Phát RF GT-38 UART
Điện Áp Sử Dụng	3.3-5.5Vdc
Dải Tần Số	433-458.5MHz
Giao Tiếp	TX, RX (UART/TTL,)
Công Suất	20dBm, 1200 mét
Sử Dụng Chíp	SI4438
Quy Cách	Thu Và Phát Dữ Liệu Không Dây Bằng Sóng RF
Kich Thước Mạch	26.7 x 12.9 x 0.6mm

GT-38 wireless single-chip serial port module UART interface for SI4438/4463B8N8
Long-distance wireless transmission (opening 1200 m / FU4 mode, air baud rate 1000bps)
Operating frequency range (433-458.5MHz, up to 255 communication channels)
Maximum 100mW (20dBm) transmit power (8-speed power can be set)
Four working modes to suit different applications.Built-in MCU for communication via serial port and external devices
The number of bytes sent at one time is up to 256 bytes.Module supports one-to-one, one-to-many, many-to-many connections
model GT-38
Module size 26.7 x 12.9 x 0.6mm
Chip solution SI4438
Working frequency 433-458.5MHz
Communication Interface UART 3.3V/5V
TTL Antenna interface Spring antenna / antenna socket
Operating Voltage 3.2-5.5V
Sleep current No sleep mode
Communication level 3.3V/5V
Working humidity 10-90 percent
Transmit power 20dBm(MAX)
Operating temperature -25 Celsius +75 Celsius
Reference distance 1200m storage temperature -40 Celsius +85 Celsius
colour:Black