Product Description:
HC-SR04 ultrasonic module can offer non-contact distance sensing function, the range of which is 2cm—400cm., and the range accuracy is up to 2mm; the module includes ultrasonic transmitter, receiver and control circuit.
The basic operation principle is b..
General
Brand
NO
Model
NO
Quantity
1Piece
Color
Deep Blue
Material
Acrylic
Specification
English Manual / Spec
No
Other Features
Other Features
Thicknes..
DESCRIPTION:
ESP32 is already integrated antenna and RF balun, power amplifier, low-noise amplifiers, filters,
and power management module. The entire solution takes up the least amount of printed circuit board area.
This board is used with 2.4 GHz dual-mode Wi-Fi and Bluetooth chip..
DESCRIPTION:
ESP-32S Wifi Bluetooth combo module is ultra high performance and ultra low-power consumption Wi-Fi and Bluetooth combo wireless platform based on ESPRESSIF ESP32 chipset. ESP-32S integrates dual-core processor, 448 KByte ROM,520 KByte SRAM,16 KByte SRAM in RTC, 802.11 b/g/n/e/I Wi-F..
DESCRIPTION:
ESP32 is a complete,small form factor(SFF)802.11 b/g/n/e/i(2.4GHz)WLAN plus BT4.2combo solution optimized for low-power,mobile consumer electronics,wearable and Internet of Things(IOT) devices.ESP32 integrates all WLAN and BT functionality in a single package to support a l..
HC-SR04 Ultrasonic Module Compatible with ARDUINO, RASPBERRY PI, AVR, PIC, 8051, etc.
Technical Parameters:
1.Working Voltage : 5V(DC)
2.Static current: Less than 2mA.
3.Output signal: Electric frequency signal, high level 5V, low level 0V.
4.Sensor angle: Not more than 15 degre..
BASIC WORKING PRINCIPLE:
1. Using IO port TRIG trigger location, to the high level signal of at least 10us;
2. Module automatically sends 8 40KHz Fang Bo, automatic detecting whether a signal return;
3. A signal return, a high level is output through the IO port ECHO, the tim..
FEATURES:
Peak Repet. Reverse Voltage (Vrrm): 1000V
Max. RMS Reverse Voltage (Vr): 700V
Average Rectified Current (Io): 3.0A
Max. Reverse Current (Ir): 0.010mA
Max. Forward Voltage Drop (Vf): 1.7V
Reverse Recovery Time (Trr): 75ns
..
DESCRIPTION:
Pair of Ultrasonic compact Transmitter & Receiver sensor which can be used to build object sensor, distance sensor, motion sensor etc with high-performance characteristics. Standard operating frequency (40Khz) and good sensitivity. Ideal for robot applications, alarm sensors, ran..