Best Programmable Power Supply Module

Programmable DC Power Supply (0-30 V 0-10 A) HM310T High Precision 4-Digit Voltage Current Power Time Display Variable Switching Digital Power Supply with PC Software and USB Interface

  • [Programmable DC Power Supply]: This programmable DC power supply has a standard USB interface on the back and supports the Modbus programming instruction set. Hardware list With programmable sequence output. Six groups of quick parameter storage features..
  • [High accuracy]: The HANMATEK variable DC regulated power supply can display the output current, voltage, and power in 4 digits. At the same time, the time can be displayed and the decimal point is automatically rounded up. Output voltage: 0-30V, output current: 10A. Voltage resolution: 10mv.
  • [Reliability and Safety]: This variable DC regulated power supply has five powerful functions: overvoltage protection (OUP), overcurrent protection (OCP), overpower protection (OPP), overheat protection (OTP), and short-circuit protection. It has a protective function. With the automatic temperature control cooling fan, the cooling fan turns on automatically when the operating temperature exceeds 45 ° C..
  • [Multi-function]: Front 5V 1.5A dual USB charging interface that can be charged and repaired. The one-key output on / off switch allows you to preset the voltage and current values ​​when the output is off, which is convenient for operation. One key for the voltage stabilization a....
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SMKAN DP20V2A Constant Voltage Constant Current Programmable Control Step-down Supply Power Module

  • The constant voltage and constant current programmable control power supply module is cabinet and delicate, and it put the collection of analog integration and digital control functions in one. Its adjustable output voltage range is 0-20.0V, step by 0.1V. Its adjustable output current range is 0-2.00A, step by 0.01A. Boot voltages can be stored freely and the model has two groups of quick storage voltage. Compared with the traditional analog power supply, it is more convenient to quickly extract the voltage or current required. LCD display on the model has the function digital voltmeter and ammeter. You can view the preset voltage, input voltage, output voltage, the preset current, output current, output power and LCD brightness..
  • Adjusting preset voltage:Pressing SET button, page down to U-SET, press the codding potentiometer, then enter toadjustnumeric value. Press codding potentiometer in turn to choose the numeric value you want to adjust. Turn codding potentiometer to adjust the numeric value. If you want toexit adjusting voltage, press shortly SET. In the process of adjusting preset voltage, if you open output voltage mode by pressing the ON/OFF, the output voltage will be refreshing by increasing or decreasing the numeric value.
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3v Relay Board Raspberry Pi Arduino Relay Module 1 Channel Opto-Isolate High Level Trigger for IOT ESP8266 Microcontrollers Development Board

  • 【1 Channel Relay Module】- This Relay Board provides a single relay that can be controlled by any 3V/3.3V digital input from your microcontroller IO..
  • 【Main Specification】- The 3v Relay 1 Channel power switch module compatible with 10A 250VAC and 10A 30VDC load.4pcs * 2.5 mm Fixed Bolt Hole..
  • 【Adopted Optocoupler Isolation】- 3V/3.3V power relay module supports photocoupler isolation control and dual power supply input ensure high anti-interference ability. Fast response time less than 20ms and long life time up to 100,000 times snap action with diode freewheel protection..
  • 【Jumper Caps】You can select whether the relay and the signal use the same power supply or not by removing the jumper caps on the pins. And It is better to share the same power supply, because that is more convenient for using..
  • 【Wide Application】- These 3v relay board works well with Arduino/ ARM /PIC /AVR /MCU/Raspberry/CNC machine/ PS4/3.3V /NodeMCU/IOT/ ESP8266 module etc..
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Mixer Module, Bandwidth Mixing 0.1‑500MHz High Frequency Transducer -10dBm for Quadrature Modulation for Base Station for HF VHF Receiver

  • Single Power Supply: The mixer module is designed to be powered by a single power supply, and the RF, IF and LO ports have DC isolation capacitors for easy use.
  • 10.3dB SSB Noise Figure at 70MHz: With the output amplifier and optimal source impedance of this mixer module, the SSB noise figure is 10.3dB at 70MHz. There is no insertion loss, no external duplexer, and no passive termination.
  • Low Distortion and Wide Dynamic Range: AD831 is a low distortion, wide dynamic range, single chip mixer, very practical.
  • -10dBm LO Power Consumption: Provides +24dBm third order intercept point, can achieve -10dBm LO power consumption, without high power LO drivers, there are no corresponding shielding and isolation problems, can improve system performance and reduce costs.
  • Wide Application: Suitable for applications such as RF‑IF down conversion in HF and VHF receivers, second mixer in base stations, DC baseband conversion, quadrature modulation and demodulation, and Doppler shift detection in imaging.
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Yahboom UNO R3 Coding Robot for Adults 6WD Off-Road Kit with HD Camera Designed for Competitions Remote Control RC Car

  • Off-road smart robot matches the WiFi camera module. The link cell phone APP can control the functions of walking, photographing, video, and picture rotation around the front and back, and recording the moving picture of the car..
  • High quality shock absorber and aluminum alloy parallel suspension：6 wd robot chassis is equipped with a high quality shock absorber and 24pcs parallel suspension metal aluminum alloy (suspension type adjustable), which can make the car tire always perpendicular to the ground at 90 °, and let the smart car easily over the obstacles in any environment..
  • Programmable robot car matches the WiFi camera module. The link cell phone APP can control the functions of walking, photographing, video, and picture rotation around the front and back, and recording the moving picture of the car..
  • Off-road robot with 6 powerful motors and 2200mA 30C power lithium battery, quality guarantee, a continuous supply of power for off-road robots, lasting for more than 60 minutes, let you immerse in the joyful driving..
  • A ton of cool projects you can build with this kit. Please contact Yahboom,we will solve all the doubts about the product for you, open resources and free, rich learning resources..
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DollaTek SIM900A V4.0 Wireless Extension Module GSM GPRS Board with Antenna Kit

  • Onboard two sets of power interface VCC5 5V power supply, VCC4 interface, 4.8-5.2V power supply, optional power supply self-start (default) and control start..
  • Onboard SMA (default) and IPXmini antenna interface, SIM900A interface retains reset..
  • The size of the module is 49 * 50mm, all new and original equipment..
  • The computer can power the early computer debugging USB module, and there is a very large amount of data under the recommended current of more than 1A..
  • You can set up dozens of MA data in standby to provide 10MA low power sleep and sleep..
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Development Board Module Kit Fit for 850/900/1800/1900 MHz GPRS/GSM Antenna, 5~26V

  • Computer debugging USB--TTL. This module is powered by: 5V-26V, 5V 2A power supply is recommended. After plugging in the motherboard, the power supply must be able to supply 2A. The reason is that the GPRS Shield startup current and the maximum top current required to work up to 2A, but the USB port can not provide such a large current, so the external power supply equipment must be provided..
  • The other power supply port leads to the 3.7--4.5V power supply for lithium battery power supply. The serial port is perfectly compatible. The TTL serial port is compatible with 3.3 and 5V microcontrollers..
  • Make sure your SIM card is not locked. The best baud rate for GPRS Shield communication is 19200 BPS 8-n-1 (GPRS Shield automatically matches baud rate by default). Quad-Band 850 / 900/ 1800 / 1900 MHz - would work on GSM networks in all countries across the world..
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Taidacent OPA541 OP AMP High Power Monolithic Operational Amplifier 5A Current High Voltage Audio Amplifier Sound Amplifier Board

  • Name: OPA541 High Voltage High Current Power Amplifier.
  • Size: 96mm*64mm*41mm (length, width, height).
  • The OPA541 module is a power operational amplifier capable of operating with a power supply up to 40V and providing continuous output current up to....
  • Suitable for motor-driven speaker drive, transformer drive and audio amplifier. It can also amplify triangle wave, sine wave and square wave signals..
  • The power consumption of the module is large, and the power supply requires a certain margin. It is recommended to use a power supply with a current....
  • The output signal is recommended to use the SMA to BNC cable to directly observe the effect of the oscilloscope. Poor contact or poor quality wires....
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IRONWALLS Storefront Lights for Business, 120FT 240PCS 3 LED Module Light, SMD5050 Window LED Lights Strip, Multi-Colors Store Advertising Lights for Letter Sign Lighting, Car, Home Decor

  • ...ate your storefront window, countertop, advertising sign or anywhere you need attractive & eye-catching light. Besides, the LED module strip light can be cut to any length for your different needs..
  • ✨【Enough Power】Since only 1 set of the controller and power supply to connect too many modules will make your lights gradually darken, there are 3 sets of LED controller and power supply included in the package to ensure all the module has stable and same brightness for you. 12V DC input voltage, 60W per power supply. Constant current supply and safe low voltage, no worry of electrical shock..
  • ✨【Practical Decorative Lights for Indoor & Outdoor】With high sealing PVC plastic shell material, the waterproof rating of RGB light strip is up to IP68 and it can work in -20-60℃, suitable for indoor & outdoor use. And each module of this waterproof LED light has self-adhesive tape backside, peel and stick, easy to use..
  • ✨【Versatile LED Storefront Lights】 The storefront LED module lights can be widely used for home garden decoration , landscape layout, party, wedding decor, stage adornment, cars, letter....
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