ElecDemo Goods: Raspberry Pi, Sound Amplifiers and Audio Dac at AliExpress

Price: $27.81

ElecDemo ESP8266 ESP-12S ESP12S A9G GSM GPRS+GPS IOT Node V1.0 Module IOT Development Board with All in one WiFi Cellular GPS TrackingRaspberry Pi

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Price: $13.34

ElecDemo LTC3780 automatic buck-boost power supply / constant voltage constant current 12V24V voltage regulator / car / solar charging C7Raspberry Pi

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AD9834 module Signal-Generator Module Sine Triangle Wave Generator module Board Signal Sources generator

Price: $25.54

Old Price: $31.92

ElecDemo AD9834 module Signal-Generator Module Sine Triangle Wave Generator module Board Signal Sources generatorRaspberry Pi

ElecDemo Official Store

TLV3501 Module 4.5ns Ultra High Speed Comparator Rail-to-Rail Output Voltage Comparison Dual Comparator Function demo Board

Price: $21.32

Old Price: $25.08

ElecDemo TLV3501 Module 4.5ns Ultra High Speed Comparator Rail-to-Rail Output Voltage Comparison Dual Comparator Function demo BoardRaspberry Pi

ElecDemo Official Store

Price: $52.9

ElecDemo LMX2571 Module signal source RF source Phase-locked loop module FM modulation 2018 TI electronic competition moduleRaspberry Pi

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Price: $16.12

ElecDemo Level sensor Water level induction monitoring switch high precision corrosion resistance Based on infrared function demo boardRaspberry Pi

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LM4766 module Audio Amplifier Dual 30W Power Amplifier High Voltage High Current Wide Voltage Range Function demo board

Price: $23.85

Old Price: $29.81

ElecDemo LM4766 module Audio Amplifier Dual 30W Power Amplifier High Voltage High Current Wide Voltage Range Function demo boardSound Amplifiers

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WCS1800 Hall Current Sensor Module DC AC Detection Module 30A Serial Output Overcurrent Protection

Price: $20.56

Old Price: $25.7

ElecDemo WCS1800 Hall Current Sensor Module DC AC Detection Module 30A Serial Output Overcurrent ProtectionRaspberry Pi

ElecDemo Official Store

Data Acquisition Module PGA202 Module digital instrumentation amplifier digital programmable gain automatic adjustment circuit

Price: $24.5

Old Price: $28.82

ElecDemo Data Acquisition Module PGA202 Module digital instrumentation amplifier digital programmable gain automatic adjustment circuitRaspberry Pi China

ElecDemo Official Store

Price: $14.95

ElecDemo Acs758 DC current detection module 0-50a Hall current sensor module high precision 0.1ARaspberry Pi China

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AD630 module Balanced Modulator AD630 Chip Lock-in Amplifier Module For Weak Signal Detection Modulation Detection

Price: $54.08

Old Price: $63.62

ElecDemo AD630 module Balanced Modulator AD630 Chip Lock-in Amplifier Module For Weak Signal Detection Modulation DetectionRaspberry Pi

ElecDemo Official Store

Price: $39.65

ElecDemo VCA821 Module Voltage Control Gain Amplifier AGC Electronic Race Module Authentic Guarantee 350M BandwidthRaspberry Pi

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New HiFi Mono 8W PASS ACA Single-Ended Class A FET Amplifier Board

Price: $20.25

Old Price: $22.5

ElecDemo New HiFi Mono 8W PASS ACA Single-Ended Class A FET Amplifier BoardSound Amplifiers

ElecDemo Official Store

THS3061 Module high speed broadband op amp high speed current buffer non-inverting amplifier 300M bandwidth product

Price: $23.77

Old Price: $26.41

ElecDemo THS3061 Module high speed broadband op amp high speed current buffer non-inverting amplifier 300M bandwidth productRaspberry Pi

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THS3201 Module high speed broadband op amp high speed current buffer non-inverting amplifier 1.8G bandwidth product

Price: $19.89

Old Price: $22.1

ElecDemo THS3201 Module high speed broadband op amp high speed current buffer non-inverting amplifier 1.8G bandwidth productRaspberry Pi

ElecDemo Official Store

Price: $77.5

ElecDemo High-speed pulse digital delay DDG arbitrary square wave generator PWM dual channel resolution 10nsRaspberry Pi

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AD9854 with single-chip DDS signal generator module host computer point frequency sweep frequency modulation signal source

Price: $84.24

Old Price: $105.3

ElecDemo AD9854 with single-chip DDS signal generator module host computer point frequency sweep frequency modulation signal sourceRaspberry Pi

ElecDemo Official Store

Alcohol detection sensor module TGS822 serial output ethanol-based alcohol gas measurement

Price: $1.68

Old Price: $2.1

ElecDemo Alcohol detection sensor module TGS822 serial output ethanol-based alcohol gas measurementRaspberry Pi

ElecDemo Official Store

TLV5608 Module Octal Serial DAC Module TLV5610/TLV5608/TLV5629 Digital to Analog Conversion with Program

Price: $24.24

Old Price: $30.3

ElecDemo TLV5608 Module Octal Serial DAC Module TLV5610/TLV5608/TLV5629 Digital to Analog Conversion with ProgramRaspberry Pi

ElecDemo Official Store

Multi-function digital display adjustable power cycle high and low trigger pulse delay relay module 5V12V24V

Price: $3.82

Old Price: $4.5

ElecDemo Multi-function digital display adjustable power cycle high and low trigger pulse delay relay module 5V12V24VRaspberry Pi

ElecDemo Official Store

Price: $23.59

ElecDemo Bandpass Filter Module 8th Order Filter Center Frequency 31KHz Bandwidth 60KHz Stopband SuppressionRaspberry Pi China

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AD8130 Differential Receiver Amplifier Differential to Single-Ended High Common-Mode Rejection Ratio Low Noise Low Distortion

Price: $21.95

Old Price: $25.82

ElecDemo AD8130 Differential Receiver Amplifier Differential to Single-Ended High Common-Mode Rejection Ratio Low Noise Low DistortionRaspberry Pi China

ElecDemo Official Store

Price: $3.74

ElecDemo XH-M229 Desktop PC Chassis Power ATX Transfer to Adapter Board Power Supply Circuit Outlet Module 24Pin Output Terminal 24 pinsRaspberry Pi

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Low-pass filter module 8th-order filtering Cut-off frequency 1KHz In-band ripple less than 1dB Stopband rejection

Price: $25.29

Old Price: $28.1

ElecDemo Low-pass filter module 8th-order filtering Cut-off frequency 1KHz In-band ripple less than 1dB Stopband rejectionRaspberry Pi

ElecDemo Official Store

DC-DC boost power supply module 3V 3.3V 3.7V to 5V 3A instantaneous 5A voltage conversion ultra small size

Price: $4.93

Old Price: $5.8

ElecDemo DC-DC boost power supply module 3V 3.3V 3.7V to 5V 3A instantaneous 5A voltage conversion ultra small sizeRaspberry Pi China

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AMK-2-13 Double Frequency Multiplier 50Ω 20-1000MHz Output Passive Multiplier Designed with Original MINI Device

Price: $32.44

Old Price: $38.17

ElecDemo AMK-2-13 Double Frequency Multiplier 50Ω 20-1000MHz Output Passive Multiplier Designed with Original MINI DeviceRaspberry Pi China

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LT1963A Low noise three-way DC OUTPUT Regulator power supply for HIFI XMOS DAC

Price: $18.16

Old Price: $20.18

ElecDemo LT1963A Low noise three-way DC OUTPUT Regulator power supply for HIFI XMOS DACRaspberry Pi

ElecDemo Official Store

Price: $9.35

ElecDemo TPS54560/54360 DC switching regulated power supply module wide voltage input 91% efficiency 3.5A/5A current Buck power moduleRaspberry Pi

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V6.3E2 DC Brushless Motor Drive Control Board No Hall 12V 24V 36V 500W DC 15A function demo board

Price: $15.02

Old Price: $16.69

ElecDemo V6.3E2 DC Brushless Motor Drive Control Board No Hall 12V 24V 36V 500W DC 15A function demo boardRaspberry Pi

ElecDemo Official Store

Voltage comparison relay Undervoltage disconnection protection module Optocoupler isolation drive Upper and lower thresholds

Price: $13.09

Old Price: $15.4

ElecDemo Voltage comparison relay Undervoltage disconnection protection module Optocoupler isolation drive Upper and lower thresholdsRaspberry Pi

ElecDemo Official Store

OPA544 Power amplifier module High voltage and high current module 2A with load current Motor drive Power amplifier

Price: $29.29

Old Price: $36.61

ElecDemo OPA544 Power amplifier module High voltage and high current module 2A with load current Motor drive Power amplifierSound Amplifiers China

ElecDemo Official Store

Price: $24.64

ElecDemo TLC14 module Butterworth filter Low-pass filter 35K cutoff frequency adjustable Support external input Function demo boardRaspberry Pi

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PLC Industrial Control Board FX1N FX2N FX3U-24MR PLC Controller Programmable

Price: $31.72

Old Price: $35.25

ElecDemo PLC Industrial Control Board FX1N FX2N FX3U-24MR PLC Controller ProgrammableRaspberry Pi China

ElecDemo Official Store

LTC1069 Module 8th order low pass filter Progressive Ellipse filter 2-Way Output External clock Control Module demo board

Price: $22.5

Old Price: $25

ElecDemo LTC1069 Module 8th order low pass filter Progressive Ellipse filter 2-Way Output External clock Control Module demo boardRaspberry Pi

ElecDemo Official Store

OPA1611 Module Low Power Precision Operational Amplifier Audio Amplifier Preamplifier Op Amp Board

Price: $17.5

Old Price: $19.45

ElecDemo OPA1611 Module Low Power Precision Operational Amplifier Audio Amplifier Preamplifier Op Amp BoardRaspberry Pi

ElecDemo Official Store

NE5532 Module Low Noise Amplifier Module 10MHz Bandwidth Common Mode Rejection Ratio 100dB Function demo Board

Price: $3.67

Old Price: $4.08

ElecDemo NE5532 Module Low Noise Amplifier Module 10MHz Bandwidth Common Mode Rejection Ratio 100dB Function demo BoardRaspberry Pi

ElecDemo Official Store

OP07 Module Low Offset Voltage Amplifier Signal Processing within 1MHz Operational Amplifier Function demo Board

Price: $3.8

Old Price: $4.22

ElecDemo OP07 Module Low Offset Voltage Amplifier Signal Processing within 1MHz Operational Amplifier Function demo BoardRaspberry Pi

ElecDemo Official Store

TGS2600 smoke sensor module Alcohol cooking gas detection Serial port computer 1~10ppm

Price: $13.23

Old Price: $16.54

ElecDemo TGS2600 smoke sensor module Alcohol cooking gas detection Serial port computer 1~10ppmRaspberry Pi China

ElecDemo Official Store

Price: $26.82

ElecDemo DAC8563 digital to analog conversion module data acquisition module Dual 16-bit DAC adjustable ± 10V voltageAudio Dac

ElecDemo Official Store

Price: $4.09

ElecDemo High-precision temperature controller DC 5V 12V temperature control board module Digital display temperature switch With probeRaspberry Pi China

ElecDemo Official Store

Price: $43.82

ElecDemo 1 Set UNO R3 Official Box ATMEGA16U2+MEGA328P Chip For Arduino UNO R3 Development board + USB CABLERaspberry Pi

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ADL5801 Double Balanced Active Mixer Module Upmixing Downmixing Balun Coupling Signals function demo board

Price: $42.3

Old Price: $49.76

ElecDemo ADL5801 Double Balanced Active Mixer Module Upmixing Downmixing Balun Coupling Signals function demo boardRaspberry Pi

ElecDemo Official Store

Price: $11.55

ElecDemo AC current detection module 5A10A20A50A Transformer Current Protection Control RelayRaspberry Pi China

ElecDemo Official Store

$AD825 transimpedance TIA amplifier module IV conversion/APD\PIN high-speed photoelectric detection photocurrent to voltage$

Price: $25.16

ElecDemo AD825 transimpedance TIA amplifier module IV conversion/APD\PIN high-speed photoelectric detection photocurrent to voltageRaspberry Pi

ElecDemo Official Store

FA level high precision electrometer transimpedance amplifier ADA4530-1 weak current measurement module photoelectric IV convers

Price: $88.95

ElecDemo FA level high precision electrometer transimpedance amplifier ADA4530-1 weak current measurement module photoelectric IV conversRaspberry Pi China

ElecDemo Official Store

OPA129 Module High Impedance Operational Amplifier Module Electrode Signal Conversion IV Conversion Amplifying Weak Signal

Price: $18.14

Old Price: $21.34

ElecDemo OPA129 Module High Impedance Operational Amplifier Module Electrode Signal Conversion IV Conversion Amplifying Weak SignalRaspberry Pi

ElecDemo Official Store

OPA177 Module Precision Voltage Amplifier Signal Processing Forward Amplification Reverse Amplification Function demo Board

Price: $3.11

Old Price: $3.46

ElecDemo OPA177 Module Precision Voltage Amplifier Signal Processing Forward Amplification Reverse Amplification Function demo BoardRaspberry Pi

ElecDemo Official Store

4.2 Bluetooth Receiver Board CSR64215 Bluetooth Module Lossless APT-X Wireless Bluetooth Audio Receiver Board

Price: $14.18

Old Price: $15.76

ElecDemo 4.2 Bluetooth Receiver Board CSR64215 Bluetooth Module Lossless APT-X Wireless Bluetooth Audio Receiver BoardRaspberry Pi

ElecDemo Official Store

AD9833 DDS Signal Generator Triangle Sine Wave Signal Source Programmable Microprocessors Sine Square Wave Module Board

Price: $13.89

Old Price: $17.36

ElecDemo AD9833 DDS Signal Generator Triangle Sine Wave Signal Source Programmable Microprocessors Sine Square Wave Module BoardRaspberry Pi

ElecDemo Official Store

12V 30A Car Battery Excessive Discharge Anti Over Discharge Protection Module battery controller discharge protection

Price: $3.82

Old Price: $4.5

ElecDemo 12V 30A Car Battery Excessive Discharge Anti Over Discharge Protection Module battery controller discharge protectionRaspberry Pi

ElecDemo Official Store

AD825 Module High Speed Amplifier High Output Drive Capability Low Distortion Positive and negative5V to 15V Dual Supply

Price: $12.37

Old Price: $13.75

ElecDemo AD825 Module High Speed Amplifier High Output Drive Capability Low Distortion Positive and negative5V to 15V Dual SupplyRaspberry Pi China

ElecDemo Official Store

Price: $20.56

ElecDemo MAX2606 Module VCO RF Transmitter Module MAX2606 Chip FM Transmit Low Phase Noise Single or Differential InputRaspberry Pi

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OP07 module Single low deviation voltage amplifier Signal processing within 1MHz Low offset Function demo Board

Price: $3.2

Old Price: $3.56

ElecDemo OP07 module Single low deviation voltage amplifier Signal processing within 1MHz Low offset Function demo BoardRaspberry Pi China

ElecDemo Official Store

TLV5610 Module Octal Serial DAC Module TLV5610/TLV5608/TLV5629 Digital to Analog Conversion Function demo Board

Price: $28.16

Old Price: $35.2

ElecDemo TLV5610 Module Octal Serial DAC Module TLV5610/TLV5608/TLV5629 Digital to Analog Conversion Function demo BoardRaspberry Pi

ElecDemo Official Store

Price: $16.2

ElecDemo Notch filter module High Q filter out 50hz signal power frequency signal Two levels of notch depth adjustable filterRaspberry Pi China

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PWM pulse frequency duty cycle adjustable module Square wave rectangular wave signal generator XY-LPWM

Price: $1.86

Old Price: $2.06

ElecDemo PWM pulse frequency duty cycle adjustable module Square wave rectangular wave signal generator XY-LPWMRaspberry Pi

ElecDemo Official Store

LM1875 Power Amplifier Module High Voltage and High Current Amplification 55V Peak Motor Drive Amplifier board

Price: $17.57

Old Price: $21.96

ElecDemo LM1875 Power Amplifier Module High Voltage and High Current Amplification 55V Peak Motor Drive Amplifier boardSound Amplifiers

ElecDemo Official Store

AD8362 Module 3.8GHZ RF Radio Frequency Detector Power Detection RMS detector Linear dB output Function demo board

Price: $17.94

Old Price: $22.43

ElecDemo AD8362 Module 3.8GHZ RF Radio Frequency Detector Power Detection RMS detector Linear dB output Function demo boardRaspberry Pi

ElecDemo Official Store

Price: $10.95

ElecDemo XH-M510 TDA7498 high power digital power amplifier board 2*100W car power amplifier DC 14-34VRaspberry Pi

ElecDemo Official Store

Price: $3.3

ElecDemo XH-M401 DC-DC step-down module XL4016E1 high-power DC voltage regulator maximum 8A with voltage regulatorRaspberry Pi

ElecDemo Official Store