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DIY Parts & Components
D006BT Bluetooth MP3 Decoder U Disk Playback Audio Amplifier Board (Small RC)
- 12V power supply, power failure memory
- With bluetooth call and recording function, bluetooth version 5.0
- Decode MP3, WMA, WAV, FLAC, APE lossless format music
- Read USB disk TF card
- Support FM radio, frequency band (87.5MHZ-108.0MHZ)
- External audio input LINE IN
- Support 10m distance infrared remote control operation
- Pushbuttons: six buttons for multi-directional control, REC / REPEAT / VOL- / AUTO / VOL+ / MODE
$12.90 $15.35
Current to Voltage Module 0/4-20mA to 0-3.3V5V10V Voltage Transmitter Signal Conversion Conditioning Adapter
- Power supply current: 0-20mA
- Power supply voltage: 0-10V
- Power supply voltage: 7-36V
- Packaging: Static Bag
- Features: Wide supply voltage range, support multiple ranges, high stability, good linearity, high-precision color ring resistance, high accuracy, low temperature drift, high power
$7.12 $8.19
AD8318 RF Logarithmic Detector 1-8000MHz Dynamometer 70dB RSSI Measurement Power Meter
- Working frequency: 1-8000MHz
- Dynamic range: -65dBm to + 5dBm
- Detection slope: -25 mV / dB (typical value)
- Detection output voltage range: 0.5--2.1V
- Power supply voltage: 7--15VDC (including power supply voltage regulator circuit)
- Input impedance: 50 ohm
- RF interface: standard SMA female
$14.84 $18.25
NE555 Frequency Adjustable Pulse Generator Module
- Working voltage: 5 12V
- Board size: 29 (mm) x12 (mm)
- Chip: NE555 chip on board
- Resistance: adjustable
- Packing: static bag
$4.20 $5.04
Waveshare 0.96 inch OLED Display Module, 12864 Resolution, SPI/I2C Communication (C Yellow Blue)
- Narrow bezel, small size, and equipped with level conversion circuit
- Four-wire SPI and I2C interface, good compatibility and fast transmission speed
- Provide supporting information manual (Raspberry Pi/Arduino/STM32 sample program)
- Working voltage: 3.3V / 5V
- Resolution: 12864 pixels
- Pixel size: 0.15 0.15mm
- Communication interface: 4-wire SPI/I2C
- Display panel: OLED
$11.69 $13.68
CDF-M3 Waterproof Wire Connector, Specification: 3 Pin
- Waterproof and moisture-proof
- Flame-retardant nylon, smooth without burrs
- Threaded connection pipe, humanized design, easy to operate
- Pluggable structure, fast wiring, screw-free design
- Protection level: IP68 level, water depth 4 meters
- Material: flame-retardant nylon + copper
- Working frequency: high frequency
- Interface type: Direct plug-in without broken wire
$6.22 $7.40
CDF-M3 Waterproof Wire Connector, Specification: 2 Pin
- Waterproof and moisture-proof
- Flame-retardant nylon, smooth without burrs
- Threaded connection pipe, humanized design, easy to operate
- Pluggable structure, fast wiring, screw-free design
- Protection level: IP68 level, water depth 4 meters
- Material: flame-retardant nylon + copper
- Working frequency: high frequency
- Interface type: Direct plug-in without broken wire
$6.38 $7.46
High Power DC-DC Adjustable Boost Module Digital Boost Circuit Board
- Input voltage: 8-60V
- Input current: 0-15A
- Output voltage: 10-120V
- Output current: 0-15A
- Power: 900W
- Working frequency: 150KHz
- Short circuit protection: 20A fuse
- Control mode: digital control + digital tube display
$24.66 $29.10
Digital Display High-Precision Double-Off Automatic Constant Temperature Humidity Control Panel
- Temperature measurement range: -20-60 degrees Celsius
- Humidity range: 0-100 percent RH
- Detection probe: Integrated sensor
- Output type: relay output
- Output capacity: up to 10A
- Power supply voltage: DC 6-30V
- Suitable for opening size: about 7.5x3.95cm
- Weight: about 95 grams
$13.39 $15.93
4-20mA 0-10V Signal Generator Adjustable Voltage Current Simulator (Without Battery)
- Output range: 0-20mA, 4-20mA, 0-22mA, 0-1V, 0-5V, 0-10V, 0-2.5V, 0-3.3V, -5V to 5V, 1-5V, 2- 10V, etc. can be switched and adjustable.
- Display mode: actual current/voltage signal value display, 0.0-100%, 0.0-50.0(Hz), switchable.
- The user can set 9 fast signal output points, which is more convenient for debugging.
- Support 24V working power for terminal blocks and 5V working power for USB ports, which can be used in indoor or outdoor industrial sites
- The output accuracy can be calibrated by the user, the output accuracy is 0.01V, 0.01mA, and the LED display output signal value is accurate.
- The adjustment steps can be fine-tuned or coarse-tuned, and can be switched.
- The signal generator has short circuit protection circuit and reverse polarity protection circuit.
- The default output range is 0-10V, 0-20mA, and the user can adjust it to output -10V to -10V, 4-20mA and other output ranges.
$21.56 $26.52
Waveshare 23949 USB To RS485/422 Isolated Converter, FT232RL And SP485EEN
- Onboard original FT232RL and SP485EEN chips; fast communication speed, stable and reliable, better compatibility
- On-board integrated power isolation, providing stable isolation voltage, no additional power supply is required at the isolation end
- Onboard integrated digital isolation, signal isolation, high reliability, strong anti-interference, low power consumption
- Onboard TVS (Transient Voltage Suppressor), effectively suppressing surge voltage and transient peak voltage in the circuit, lightning protection and anti-static
- On-board self-recovery fuse and protection diode to ensure stable current/voltage output, provide over-current/over-voltage protection, and improve impact resistance
- Onboard 15KV ESD isolation protection and 600W lightning surge protection
- The RS485/RS422 interface has a 120R terminal resistor on board, which is enabled by default and can be configured by jumpers
- 3 LEDs to indicate power and transceiver status
$22.50 $25.87
UNO R3 CH340G Improved Version Development Board with 50cm USB Cable
- Type:Voltage Regulator
- Packaging Electrostatic bag
- It use the same as official R3 board
- Use: Instrument
- Power supply voltage: 5v~9v
- Output voltage: 5V DC voltage output and 3.3V DC voltage output
- Plug in the development board, the driver will be installed automatically
- Select the board in die
$8.34 $9.67
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