DC Motor Driver, DROK L298 Dual H Bridge Motor Speed Controller DC 6.5V-27V 7A PWM Motor Regulator Board 12V 24V Electric Motor Control Module Industrial 160W with Optocoupler Isolation
DROK DC motor driver input voltage range is DC 6.5V-27V, can be input DC 12V or 24V, rated output current of each port is 7A, total output power is 160W..
STRONG DRIVE: the motor controller board adopts dual H bridge, can drive two DC motors at the same time..
FORWARD and REVSERSELY ROTATE: the IN1, IN2/IN3, IN4 port can control forward or reverse motor rotation..
PWM SPEED CONTROL: enable signal terminal (ENA) input PWM can regulate speed, PWM frequency range 0-10KHZ..
UNDER VOLTAGE PROTECTION: the motor driver module is with under voltage protection to prevent instantaneous large current from damaging the module..
Dorhea 7PCS LM2596 DC to DC Buck Converter Voltage Regulator 3.0-40V to 1.5-35V Buck Converter DIY Adjustable Power Supply Step Down Module
The buck converter consists of 36u thickened circuit boards, high-Q inductance with output LED indicator, and superior solid-state capacitors that can....
DC 3V to 40V (input voltage must be 1.5V higher than the output voltage, no boost)..
DC 1.5V to 35V voltage is continuously adjustable, maximum output current is 3A..
The LM2596 buck module input and output interface can not be reversed. The input voltage must be higher than the output voltage..
Steps: connect to power source, adjust the swirl button on the blue potentiometer and monitor voltage with multimeter to get the needed....
Diymore DP50V5A Step-Down Module DC 6-55V to 0-50V 5A Digital Adjustable Programmable Regulated Power Supply Buck Converter with LCD Display
The output voltage is adjustable from 0V-50.00V, the output current is adjustable from 0-5.000A..
The module can storage 10 groups of preset value and it can quickly extract 2 groups of preset value..
This constant voltage and constant current programmable control power supply module makes analog integration and digital control functions combined in one..
In the output state display area, it is convenient for you to know whether the output works, constant voltage/current output state, current data group extracted, etc..
With LCD display and the function of voltage and current meter, you can view the preset voltage, input voltage, output voltage, preset current, output current, output power, etc. With advanced functions, high accuracy, wide application, the item is really practical..
This module has short circuit protection, Working temperature: -40 to +85 degree Centigrade..
Load capacity: Maximum output 3A (with two phones simultaneously) Conversion efficiency: 92%..
On-baord Dual USB port with 5V 3A fixed output,can be used as a USB charger for your power bank,smart phones,tablet,etc.DIY Mobile Power Supply,5V output for charging Phone,MP3, MP4, etc..
Output current: 10A is max. 6A or more please strengthen the heat dissipation (The larger the difference between the input and output pressure the smaller the output current).
Note: please don't use short circuit to adjust the current. The boost module circuit structure cannot be adjusted by short circuit.
Suitable for DIY voltage stabilizing power supply, vehicle power supply, high power mobile power supply, solar panel voltage stabilizer, battery/lithium battery charging, driving high power LED and so on.
Laser Engraver Cutting Module, LASER TREE 10W Output Optical Power Diode Laser Head, Double Ultra-Fine Compressed Spot Laser Cutter Module with Air Assistance, Laser Engraver for Wood and Metal, 24V
POWERFUL 10W DUAL LASER MODULE – The LASER TREE laser module has 80W machine power and 10W output power, 0.08*0.08mm compressed spot enabling finer laser engraving. The laser module engraves 304 stainless steel up to 300mm/s at a 45mm focus length. And laser cutter module ability to cut through 8mm thickness plywood by one pass at speed of 1.5mm/s. Excellent engraving speed & remarkable cutting ability for a better cutting/engraving experience..
AIR ASSIST & EYE PROTECTION MODES – AIR ASSIST Mode: LT-80W-AA laser engraver module is equipped with an air assist metal nozzle that can make material edges cleaner when cutting/engraving. That will greatly reduce burned marks and bring you an excellent cutting experience. (Note: Air-assisted pump not included) Mode 2: This laser module comes with a detachable eye protection cover. When engraving with this laser head, you could use this protective cover that can effectively filter blue light..
ULTRA-LONG SERVICE TIME – The main part is made of aluminum alloy to make the module structure more solid. And this laser cutter engraver module built-in fan cooling system, a fan speed of 10000 rpm, and cools efficiently to prolong service life. Original diode, high quality, lifetime up to 20,000 hours. Engraving ....
100dB Logarithmic Amplifier Module Dynamic Range Detection with Limiting Output for FSK PSK Demodulation 5MHZ‑500MHZ
WORKING PRINCIPLE - Logarithmic output of the logarithmic amplifier module is proportional to the logarithm of the input signal..
STABLE AND ACCURATE - ±0.4 dB RSSI linearity, RSSI scale does not change with temperature and feed voltage..
WIDELY USED - Used for received signal strength indicator (RSSI) and phase detection in cellular base stations, radar and other radio transceiver applications..
WITH LIMITING OUTPUT - AD8309 amplifier module, with limiting output, can be used as FSK PSK demodulation..
PARAMETER RANGE - 16mA current, 20 mV/dB slope, ‑95 dBm intercede, SMA female, 5MHZ‑500MHZ frequency range, 100 dB gain..
Power Amplifier Board, Audio Amplifier Board, 2.1 Channel 100W Subwoofer Output for Speaker Impedance are 4/6/8 Ohm
It supports many audio input ways including Bluetooth, USB, TF card and audio input jack.
Applicable speaker impedance are 4/6/8 ohm, great for turning normal speaker into Bluetooth speaker.
Sound quality is very good by using this audio power amplifier module.
Digital amplifier has a higher overload capacity than analog amplifier, and it won't cause crossover distortion, transient inter modulation distortion and you don't have to worry about the loudspeaker internal resistance.
Dual channel of 50W+50W power output, 100W subwoofer output and a wide input voltage range from 12V to 26V DC.
USB host USB MIDI sound module MAXIMUM POLYPHONY: 64 notes INSTRUMENTS: 128 GM List Sound DISPLAY: 3 Digital LED JACK: Headphone(LINE) OUT, MIDI IN,....
INPUT/OUTPUT HEADPHONE(LINE)OUT: 3.5mm stereo headphone jack MIDI IN: MIDI input jack USB HOST: USB output jack (to MIDI equipment) Micro-USB:....
ATTACHMENT: Owner's manual, 3.5mm TS to MIDI cable, Micro-USB cable.
is unique design which works as USB host that you can connect USB MIDI keyboard directly to mini Engine to get sound no need to connect to our....
GPIO Status LED Terminal Block Breakout Board for Raspberry Pi A+ 3A+ B+ 2B 3B 3B+ 4B
GPIO status LED and power 5V / 3.3V indication..
GPIO output or input level high LED on, output or input level low LED off. 5V blue, 3.3V red, GPIOs green. The position of the LED is in a one-to-one correspondence with the position of the Raspberry Pi 2x20pin connector, and the logic level of the GPIO can be observed very quickly and intuitively. The driving current of each LED is only 0.1mA, so you don't have to worry about it affecting the read and write status of GPIO..
Support for Raspberry Pi A+, 3A+, B+, 2B, 3B, 3B+, 4B.
Terminal block pitch 3.5mm, wire size range 26AWG to 16AWG, strip length 5mm, screw M2 steel, pin header and cage copper. 2 x 20 pins expansion pin header, height 8mm..
Packing list: 1x terminal block breakout module, 4x M2.5x16mm nylon standoffs, 4x M2.5x6mm nylon standoffs, 4x M2.5 nylon nuts(NOTE: the item not include Raspberry Pi module).
