DIGITAL ELECTRONICS PLC

📌MQ-5 Gas Sensor ♦️Sensitive for LPG, natural gas, coal gas ♦️Output voltage boosts along with the ♦️concentration of the measured gases increases ♦️Fast response and recovery ♦️Adjustable sensitivity ♦️Signal output indicator Specifications ♦️Power: 2.5V ~ 5.0V ♦️Dimension: 40.0mm * 21.0mm ♦️Mounting holes size: 2.0mm Applications ♦️Gas leakage detector How to Use ♦️In the case of working with a MCU: ♦️VCC ↔️ 2.5V ~ 5.0V ♦️GND ↔️ power supply ground ♦️AOUT ↔️ MCU.IO (analog output) ♦️DOUT ↔️ MCU.IO (digital output) 📌Price 800 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌MQ-3 Gas Sensor ♦️Sensitive for alcohol, ethanol ♦️Output voltage boosts along with the ♦️concentration of the measured gases increases ♦️Fast response and recovery ♦️Adjustable sensitivity ♦️Signal output indicator Specifications ♦️Power: 2.5V ~ 5.0V ♦️Dimension: 40.0mm * 21.0mm ♦️Mounting holes size: 2.0mm Applications ♦️Car alcohol alarm ♦️Breath analyser How to Use ♦️In the case of working with a MCU: ♦️VCC ↔️ 2.5V ~ 5.0V ♦️GND ↔️ power supply ground ♦️AOUT ↔️ MCU.IO (analog output) ♦️DOUT ↔️ MCU.IO (digital output) 📌Price 800 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌 ♦️Operating Voltage: 5V DC ♦️Power Consumption: 800mW ♦️Gas Detection Range: 200 – 10,000 ppm ♦️Analog Output Voltage: 0V – 5V ♦️Digital Output Voltage: 0V or 5V (TTL Logic) ♦️Preheat Time: ~20 seconds ♦️Operating Temperature: -10°C to 50°C ♦️Sensitivity Adjustment: Using onboard potentiometer ♦️Gas Leak Detection (LPG, Methane, CO, etc.) ♦️ Industrial Safety Systems ♦️ Fire & Smoke Detection ♦️Air Quality Monitoring ♦️ Smart Home & IoT Applications 📌Price 750 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌 DM565 stepper motor driver ♦️The DM565 is a stepper motor driver designed for use with stepper motors. ♦️Supply Voltage: 20-50 VDC. ♦️Output Current: 1.4 to 5.6A peak. ♦️Logic Signal Current: 7 to 16mA. ♦️Pulse Input Frequency: Up to 200 kHz. ♦️Microstep Resolutions: 400 to 25,600 steps per revolution. ♦️Operating Temperature: 0 to 60°C. ♦️Operating Humidity: 40 to 90%RH. ♦️Weight: Approximately 300g. ♦️Dimensions: 112 x 75.5 x 34 mm. ♦️Constant Current PWM Drive Output ♦️Optical Isolation Input Signal ♦️High Precision Positioning ♦️Low Noise and Vibration ♦️Over-Voltage and Over-Current Protection ♦️Suitable for various NEMA sizes: The DM556 can drive 2-phase and 4-phase stepper motors, including NEMA 23, 24, and 34. 📌Price 5500 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌DM542 Microstep Driver ♦️DM542 digital stepper drive. ♦️Anti-Resonance provides optimum torque and nulls mid-range instability. ♦️Input voltage 18-50VDC. ♦️Output current programmable, from 1A to 4.2A. ♦️Pulse input frequency up to 200 KHz. ♦️Suitable for 2-phase and 4-phase motors. ♦️Automatic idle-current reduction. ♦️Over-voltage, over-current protection. ♦️TTL compatible and optically isolated input. ♦️Support PUL/DIR and CW/CCW modes. ♦️Operating Temperature: 70 C. ♦️Extremely cost-effective ♦️Good high-speed performance ♦️Automatic idle-current reduction ♦️3-state current control technology ♦️Self-adjustment technology ♦️Pure-sinusoidal current control technology ♦️15 selectable resolutions in decimal and binary, up to 25,600 steps/rev ♦️Suitable for 2-phase and 4-phase motors ♦️Support PUL/DIR and CW/CCW modes ♦️Short-voltage, over-voltage, over-current protection 📌Price 5000 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌STC-3028 Temperature Humidity Controller ♦️Be able to control temperature and humidity at the same time. ♦️Be able to connect with humidifier and dehumidifier equipment at the same time. ♦️Be able to connect with refrigeration/ heating and humidifier/dehumidifier equipment at the same time. ♦️Heating/Cooling function could be set separately for refrigeration and heating to protect temperature controller from violent change. Same as humidity Control. ♦️Supporting Temp and Humidity Calibration ♦️Dual Display Window,Be able to display measured temperature/humidity and set temp/humidity at the same time. ♦️Input voltage: AC110~220V, DC24V, DC12V ♦️Measuring temperature range: - 20 ºC ~ + 80 ºC ♦️Measuring humidity range: 00%RH~+100%RH ♦️Accuracy: ±1°, 0.1%RH ♦️Relay output contact capacity: 10A/240VAC ♦️Shell material: PC + ABS fireproof ♦️Sensor length: 1m 📌Price 5500 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌Soil Moisture Sensor ♦️A soil moisture sensor can read the amount of moisture present in the soil surrounding it. ♦️It is ideal for monitoring garden, or your plant's water level. This is a must have tool for a connected garden ♦️Working voltage: 5V ♦️Working Current: <20ma ♦️Interface: Analog ♦️Output voltage signal: 0~4.2V ♦️Depth of detection: 37mm ♦️Working Temperature: 10℃~30℃ ♦️Size: 63×20×8mm ♦️Arduino compatible interface ♦️Low power consumption ♦️High sensitivity ♦️Surface finish:Immersion Gold 📌Price 650 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌Price 2100 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌8 Channel Relay Module ♦️Each relay needs 15-20mA driver current. ♦️Equiped with high-current relay : DC30V 10A,AC250V 10A,125VAC 15A ♦️Each relay has normally open and normally closed contact. ♦️The 8 channels are optically isolated, safe, reliable, anti-interference. ♦️Can be selected by jumper relay and TTL or ground. ♦️With power indicator,each channel has a status indicator. ♦️With a relay coil to absorb the diode protection ♦️Size: 140mm X 55mm ♦️V 8-Channel Relay interface board,It can be controlled directly by microcontrollers such as Arduino, AVR, PIC, ARM and so on. 📌Price 2100 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌4 Channel Relay Module 📌Price 1250 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌2-channel 5V relay module ♦️Maximum load: 250V/10A AC, 30V/10A DC. ♦️Operation current: 5MA. ♦️Working voltage: 5V. ♦️Four holes for mounting bolts, diameter 3.1 mm. ♦️DC +: positive power supply (VCC). ♦️DC-: power supply negative -(GND) V. ♦️It may be a high or low level control relay. ♦️NO: normally open relay interface COM. ♦️Common interface relay NC: normally closed relay interface. ♦️Equipped with high current relay, AC250V 10A, AC150V 10A ♦️Trigger current – 5mA 📌Price 650 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌1 Channel Relay Module ♦️Channel: 1 channel ♦️Relay Voltage: 5V ♦️Load: AC250V 10A or DC30V 10A ♦️High impedance controller pin ♦️Pull-down circuit for the avoidance of malfunction ♦️One normally closed contact and one normally open contact ♦️Triode drive, increasing relay coil ♦️Power supply indicator lamp ♦️Control indicator lamp ♦️With 4 fixed screw holes, hole diameter 3.1mm, convenient installation, and fixation ♦️Supply Current with Relay De-Energized: 2 mA ♦️Supply Current with Relay Energized: 70 to 72 mA ♦️Input Control Signal: Active Low ♦️Input Control Signal Current: 1.5 to 1.9 mA ♦️Relay Max Contact Voltage: 250 VAC or 30 VDC ♦️Relay Max Contact Current: 10 A 📌Price 450 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌SG90 Micro Servo ♦️Product: SG90 Servo ♦️Torque: 2.0kg/cm(4.8V), 2.2kg/cm(6V) ♦️Speed: 0.09s/60°(4.8V), 0.08s/60°(6V) ♦️Rotate angle: 180° ♦️Operating voltage: 4.8 ~ 6V ♦️Gear: plastic ♦️Dead band: 7us ♦️Weight: 10.5g ♦️Dimension: 22.8mm × 12.2mm × 28.5mm 📌Price 650 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌Servo Motor – MG90S – 90° ♦️Weight: 13.4g ♦️Dimension: 22.8×12.2×28.5mm ♦️Stall torque: 1.8kg/cm (4.8V); 2.2kg/cm (6.6V) ♦️Operating speed: 0.10sec/60degree (4.8V); 0.08sec/60degree (6.0V) ♦️Operating voltage: 4.8V~ 6.6V ♦️Temperature range: 0℃_ 55℃ ♦️Dead band width: 1us ♦️Power Supply: Through External Adapter ♦️Servo wire length: 25 cm ♦️Servo Plug: JR (Fits JR and Futaba) Servo arms &screws included and fit with Futaba servo arm ♦️It’s universal “S” type connector that fits most receivers, including Futaba, JR, Hitec ,GWS, Cirrus, Blue Bird, Blue Arrow, Corona, Berg, Spektrum. 📌Price 750 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌S3003 Servo Motor ♦️Stall Torque: 3.2 kg / cm (4.8V), 4.1 kg / cm (6.0V); Dimension: 4cm * 2cm * 3.8cm ♦️Operating Speed: 23 sec/60° (4.8V), 19 sec / 60° (6.0V) ♦️Operating voltage: 4.8-7.2V ♦️Genuine S3003 servos are your easiest and most efficient way to upgrade your system ♦️Performance and reliability have made S3003 servos the favorite choice of professionals ♦️Surface Mount Technology improves reliability in applications where there is vibration ♦️Material: Plastic ♦️Gear material: Plastic ♦️Color: Black ♦️Stall torque: 3.2 kg / cm (4.8V), 4.1 kg / cm (6.0V) ♦️Operating speed: 23 sec /60 degrees (4.8V), 19 sec / 60 degrees (6.0V) ♦️Rotation angle: 180 degrees (90 degrees left and right) ♦️Size: 44mm x 20mm x 40mm / 1.73'' x 0.78'' x 1.57'' ♦️Weight: 37.2g ♦️Great for truck, boat, racing car, 450 helicopter and airplane, robot, vehicles & remote control toys 📌Price 1150 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌Servo Motor MG996 ♦️Operating Voltage is 5V typically ♦️Current: 2.5A (6V) ♦️Stall Torque: 9.4 kg/cm (at 4.8V) ♦️Maximum Stall Torque: 11 kg/cm (6V) ♦️Operating speed is 0.17 s/60° ♦️Gear Type: Metal ♦️Rotation : 0°-180° ♦️Weight of motor : 55gm ♦️Package includes gear horns and screws ♦️Used as actuators in many robots like Biped Robot, Hexapod, robotic arm etc.. ♦️Commonly used for steering system in RC toys ♦️Robots where position control is required without feedback ♦️Less weight hence used in multi DOF robots like humanoid robots 📌Price 1250 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌ESP32 WROOM Wifi Board ♦️Generic ESP32 development board for the development of ESP-WROOM-32 WiFi Bluetooth microcontrollers. ♦️2.4GHz Dual Mode WiFi Bluetooth Development Board ♦️Ultra-Low power consumption, works perfectly with the Arduino IDE ♦️Support LWIP protocol, Freertos ♦️SupportThree Modes: AP, STA, and AP STA ♦️ESP32 is a safe, reliable, and scalable to a variety of applications ♦️240MHz dual core microprocessor equipped with ♦️4MB SPI flash memory. Support up to 16MB of flash memory ♦️Security WEP, WPA / WPA2 PSK / Enterprise. ♦️Integrated cryptographic chip supporting AES / SHA2 / Elliptical Curve Cryptography / RSA-4096 algorithms ♦️Maximum power for data transfer: 19.5 dBm@11b, 16.5 dBm@11g, 15.5 dBm@11n ♦️Sensitivity max. reception: -97 dBm 📌Price 1250 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌Raspberry Pi 4 Camera Fisheye Wide Angle 5MP 1080p Night Vision Camera Module ♦️Raspberry Pi 4 Model B Camera Fisheye Wide Angle 5MP 1080p Night Vision Camera Module for Raspberry Pi 4 Model B,Raspberry Pi 3 Model B/B+ ♦️Raspberry Pi 4 Camera Module Night Vision. ♦️Raspberry Pi Camera ♦️5 megapixel OV5647 sensor ♦️CCD size : 1/4inch ♦️Sensor best resolution : 1080p ♦️4 screw holes ♦️Used for attachment ♦️Focal Length : 2.1 ♦️Diagonal angle : 130 degree ♦️Provides 3.3V power output 📌Price 2500 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌Mini MP3 Player mini Player SD card voice module ♦️supports sampling rates (KHz): 8 / 11.025 / 12/16 / 22.05 / 24/32 / 44.1 / 48 ♦️24-bit DAC output, dynamic range support: 90dB, SNR support: 85dB ♦️Fully supports FAT16, FAT32 file system, maximum support 32G TF card, support U disk to 32G, 64M bytes of NORFLASH ♦️A variety of control modes are available. IO control mode, serial mode, AD key control mode ♦️The broadcast language spots feature, you can pause the background music being played. Advertising finished playing back background sound to continue playing ♦️The audio data is sorted by folder, supports up to 100 folders, folders can assign every 255 Tracks ♦️30 level adjustable volume, adjustable EQ 6 📌Price 650 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ

📌Arduino Mega ♦️This board comes with two voltage regulator i.e. 5V and 3.3V ♦️Operating Voltage 5V ♦️Input Voltage (recommended) 7-12V ♦️Input Voltage (limits) 6-20V ♦️Digital I/O Pins 54 (of which 15 provide PWM output) ♦️Analog Input Pins 16 ♦️DC Current per I/O Pin 40 mA ♦️DC Current for 3.3V Pin 50 mA ♦️Flash Memory 256 KB of which 8 KB used by bootloader ♦️SRAM 8 KB ♦️EEPROM 4 KB ♦️Clock Speed 16 MHz 📌Price 2500 birr Contact    📱0914-839754  @R0bel            📱0974197825 📌 ኣድራሻችን፡ 4 ኪሎ: ቅድስት ስላሴ መንፈሳዊ ኮሌጅ ህንፃ፡ 1ኛ ፎቅ ቢ.ቁ  103ለ