Feature:  The wireless remote control switch is designed with two working modes: manual and remote control. The buttons on the interface are the manual key and the learning button of the remote control. In the remote working mode, there are two working modes that...

Data:  1. Voltage: 4V-12V (over voltage will burn).  2. Support one-key switch.  3. Support automatic shutdown (will automatically shut down when not in use).  4. Support pulse time adjustment (a total of four adjustable).     Note:  1. This type requires self-welding wire and spot...

Feature:  This is an R3 HC-SR04 Development Board starter kit, adds more components to achieve more features and experiments.  You'll learn and build a lot of creative projects with this kit.  Start with the basics of electronics, to do more complex projects.    Package included:  1...

Description:  DIY Music Spectrum Bluetooth Speaker Two-channel Audio MP3 Mini Amplifier Electronic Production Kit -2021.    Features:  3.7-5V DC power supply to automatically play music.  3W+3W stereo power amplifier.  Support Bluetooth.  Support power-off memory.  TF memory card/U disk to play music.    Package Included:  1 x Music Spectrum Kit

Descriptions:  The QRM canceller is inserted from the trxinto the antenna's feeder without any additional modifications to the radio. The box has a built-in PTT control that keeps the canceller connected during transmission. However, an additional auxiliary receiving antenna is required, such as a...

   Feature:  Range: 3T.  Overall accuracy: 0.03% F S.  Sensitivity: 2 ?? 0.1 mV / V.  Creep: 0.05% F S/30min.  Nonlinear: 0.03% F S.  Hysteresis error: 0.03% F S.  Repeatability error:  0.02% F S.  Zero temperature coefficient: 0.03% F S/10.  Output temperature coefficient: 0.03%...

Instruction: MSI.SDR is a powerful broadband full-featured SDR receiver! Covers frequencies from 10KHz to 2GHz. Just connect a PC and an antenna.The function of the receiver can be provided. Compatible with all RSP1 software. Compatible with popular SDR software platforms. You can monitor up...

Feature:  New design concept, new innovative design.  Single chip driver.  16x9 or 16x8 dot matrix combinations.  Support infrared remote control.  Support animation acceleration and deceleration, spectrum sensitivity adjustment, animation support suspension.  Chip: STC12C5A60S2.    Specification:   Material: RR4PCB;  Weight: 130g;  Type: Unfinished product, need...

Description:  BC327(PNP);  BC337(NPN);  BC517(NPN);  BC547(NPN);  BC548(NPN);  BC549(NPN);  BC550(NPN);  BC556(PNP);  BC557(PNP);  BC558(PNP);  Footprint: TO-92;  Quantity: Each 20pcs.     Package included:  1 x 200pcs 10 Values 20 Each TO-92 Transistor Assortment Assorted Kit.

Note: This is a DIY kit, you need to assemble it. We don't supply any manuals please note about this before you order it.  Brief introduction:  This kit is a classic low-power transceivers.  This is a very small volume of simple 40 meter band...

Features:   1) The radio is constructed according to the SDR principle-the function is determined by the loaded software;  2) Frequency range: 50 kHz to 200 MHz and 400MHz to 2GHz.  3) All types of analog modulation: AM, SSB, NFM, WFM;  4) Powerful functions:...

Description:  4 Channels Home Amplifier Board DIY Kit 4X41W Support Stereo Surround Sound Car Audio Amplifier Board -2021.    Specifications:  Recommend Voltage: DC12-18V >3A;  1.6mm grade A FR-4 PCB;  Board size: 76*58mm;    Package included:  1 x 4 Channels Home Amplifier Board DIY Kit

Description:  Car/home external midrange speakers, enthusiast-level HiFi high-fidelity, vocals are well-formed and thick, treble is also in place, center surround, mid-frequency vocal supplement, bid farewell to the mediocre sound quality of the original car, and enjoy the immersive shock. The rear sound quality switch...

I2S ADC Audio I2S Capture Card Module Master Mode Development Board -2021.    Feature:  MCLK=256fs;  BCK=64fs;  Fs=LRCK=96K;  Note: The default host output mode automatically converts the audio input signal into a 24-bit 96K I2S signal for output after power-on.    Package includes:  1 x...

Feature:  15 value.  Quantity: 1800pcs.     Note:  Because it is manual calculations, so it is possible the number of individual inconsistencies, we hope to get your understanding.     Package included:  3 set (15 Value) transistor TO-92 assortment box kit.

Parameter:   Universal board size: 9 * 15CM;  Power supply voltage: DC voltage 4.5 ~ 5V.    Features:    1. Using Bluetooth wireless method, relay output, relay on / off indicator, relay can be connected to load, control household appliances, etc. (The relay belongs...

Introduction:  1. In addition to the integrated circuit, the vast majority of components are adopted with pin hole components, reducing the operator's skill requirements, increasing the sense of user involvement, it will have more opportunity to learn circuit theory, internal characteristics, etc.  2. Using...

Description:   Circuit board is made of FR - 4 glass fiber, tough and durable plate.  Reasonable circuit layout design.  Use your creativity, diy your LED clock!  Voltage: 5V-12V.  PCB Size(Length x Height): 10cm x 5.2cm / 3.9" x 2".  Function: clock /alarm /countdown...

Feature:    Model: ASD-84S.  Working voltage: DC5V.  Standby current: ≤ 5mA.  Working current: ≤35mA.  Signal input method: 3.5mm audio cable.  LED color: 0805 red, green, blue, yellow.  PCB size: 64.2mm x 36.5mm.  PCB mounting hole: 3mm.  PCB mounting hole spacing: 58.1 x 30.5mm.  Note:...

24 In 1 Sensor Kit UNO R3 Development Module Board Starter Learning Kit Free Tutorial Keyes for Arduino - products that work with official Arduino boards -2021.    Feature:   Good kit for Arduino starter.  Free Tutorial.     Package includes:  1 x keyes brick LED red...