Search results for "diy electronics components"

1. For: bookshelf speakers2. Filter characteristics: a high and low3. Power: 200W4. Impedance: 4-8 ohm5. Frequency point 2830Hz6. Capacitor optimizes the sound quality, maintains circuit stability and improves crossover performance7. High-temperature inductors to bring powerful and deeper bass effect8. Solder-free terminals for easy installation at any time9. Size: 100 x 62 x 34mm10. Weight: about 139gSpecification: Package Weight One Package Weight 0.18kgs / 0.41lb One Package Size 11cm * 8cm * 5cm / 4.33inch * 3.15inch * 1.97inch Qty per Carton 120 Carton Weight 23.00kgs / 50.71lb Carton Size 50cm * 37cm * 35cm / 19.69inch * 14.57inch * 13.78inch Loading Container 20GP: 411 cartons * 120 pcs = 49320 pcs40HQ: 956 cartons * 120 pcs = 114720 pcs

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1. Number of component pairs: 1272. Assembly pressure: 85N/cm23. Be sure to apply thermal grease when installing the radiator4. The literal is cold side, and the non-literal is hot side5. Packaging process: standard 704 silicone rubber seal around6. Packaging standard: foam box packaging, storage conditions ambient temperature -10 ~ 40 degrees Celsius7. Working environment: temperature range -55～83 degrees Celsius (excessive ambient temperature will directly affect the cooling efficiency)8. The working state of the cooling plate is that one side is cooling and the other side is heating, and the heating surface must be well dissipated during work. It is strictly forbidden to energize for more than 2 seconds without heat dissipation, so as to avoid overheating and burning.9. Dimensions: 12703: 40x40x4.0mm, 12709: 40x40x3.4mm, 12710: 40x40x3.4mm, 12715: 40x40x3 .3mm10. Other parameters:- 12703: Wire specification: lead length 310+/-5mm, RV standard wire, single head 5mm tin-plated, internal resistance: 4.0~4.3 ohms (ambient temperature 23+/-1 degrees Celsius, 1kHZ Ac test), working current: Imax=12 ( When starting at rated voltage), rated voltage: DC12V (Vmax: 15.5V), cooling power: Qcmax 27W- 12709: Current: less than or equal to 9A, temperature difference: less than or equal to 68 degrees Celsius, voltage: less than or equal to 15.2V, hot end temperature: 82W- 12710: Wire specification: lead length 300+/-5mm, RV standard wire, single head 5mm tin plated, internal resistance: 1.2~1.5 ohms (ambient temperature 23+/-1 degrees Celsius, 1kHZ Ac test), working current: Imax=10A ( 15Vmax voltage start), rated voltage: DC12V (Vmax: 15.5V), cooling power: Qcmax 92W- 12715: Voltage: less than or equal to 15.4V, current: less than or equal to 15A, cold output: 134WSpecification: Package Weight One Package Weight 0.02kgs / 0.05lb One Package Size 12cm * 12cm * 1cm / 4.72inch * 4.72inch * 0.39inch Qty per Carton 500 Carton Weight 11.00kgs / 24.25lb Carton Size 46cm * 32cm * 32cm / 18.11inch * 12.6inch * 12.6inch Loading Container 20GP: 566 cartons * 500 pcs = 283000 pcs40HQ: 1314 cartons * 500 pcs = 657000 pcs

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1. Two pairs of light-emitting diodes and light-sensitive circuits are used as sensors.2. Using photoresistor device, high sensitivity and stable performance.3. DC motor with gear reduction, easy to control.4. Complete smart tracking line car kit, easy to install.5. During the assembly process, you can not only be familiar with the mechanical principles, but also gradually learn related electronic knowledge such as photoelectric sensors, voltage comparators, motor drive circuits, etc.6. Widely used in experiment, industry, school, electronic DIY, robot, remote control car, etc.7. Excluding batteries.Specification: Package Weight One Package Weight 0.20kgs / 0.45lb One Package Size 15cm * 8cm * 5cm / 5.91inch * 3.15inch * 1.97inch Qty per Carton 146 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 146 pcs = 25842 pcs40HQ: 412 cartons * 146 pcs = 60152 pcs

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1. Environmentally friendly and healthy material, durable and portable2. Complete variety, easy to find3. Suitable for engineers, students, maintenance, testing4. Production process: synthetic5. Withstand voltage: 50V6. Material: glass glaze film7. Dimensions: 19 x 13.5 x 3.5cmSpecification: Package Weight One Package Weight 0.50kgs / 1.11lb One Package Size 22cm * 15cm * 5cm / 8.66inch * 5.91inch * 1.97inch Qty per Carton 60 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 60 pcs = 10620 pcs40HQ: 412 cartons * 60 pcs = 24720 pcs

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Hardware specifications 1. Chipset: ESP32-WROVER-B, AXP192 power management chip 2. Flash: 4MB 3. Static SRAM: 8MB 4. SRAM: 520 kB SRAM 5. Button: PWR power switch, reset 6. USB to TTL: CP2104 7. Vehicle clock: 40MHz crystal oscillator 8. Peripheral equipment: SIM Nano card slot, Mini PCIE card slot 9. Antenna: Onboard antenna (default) 10. Working voltage: 2.7V to 3.6V 11. Sleep current: About 700ma 12. Operating temperature range: -40 degrees Celsius ~ + 85 degrees Celsius 13. Dimensions: 75 x 33 x 10.5 mm 14. Weight: 14.5g Power Specifications 1. Power input: USB 5V / 1A 2. Charging current: 500 mA 3. Battery input: 3.7-4.2V 4. Charging IC: AXP192 5. JST connector: 2-pin 2.0mm 6. USB: Type C wireless online 1. Standard: FCC / CE-RED / IC / TELEC / KCC / SRRC / NCC (ESP32 chip) 2. Protocol: 802.11 b/g/n (802.11n, speed up to 150Mbps) A-MPDU and A-MSDU aggregation, support 0.4uS guard interval 3. Frequency range: 2.4GHz-2.5GHz (2400M-2483.5M) 4. Transmit power: 22dBm 5. Communication distance: 300m Bluetooth 1. Protocol: Compliant with Bluetooth v4.2BR/EDR and BLE standards 2. Radio frequency: NZIF receiver Class-1 with sensitivity of -97dBm, Class-2&Class-3 transmitter AFH 3. Audio: CVSD&SBC audio Software specifications 1. Wi-Fi mode: Workstation / SoftAP / SoftAP + Station / P2P 2. Security mechanism: WPA / WPA2 / WPA2-Enterprise / WPS 3. Encryption method: AES / RSA / ECC / SHA 4. Firmware upgrade: UART download/OTA (download and write firmware via network/host) 5. Software development: support cloud server development / SDK for user firmware development 6. Network protocol: IPv4, IPv6, SSL, TCP, UDP, HTTP, FTP, MQTT 7. User configuration: AT + command set, cloud server, Android / iOS app 8. Operating system: FreeRTOS Packing list 1. T-PCIE 4MB x 1 2. Charging cable x 1 3. Needle Pin x 2Specification: Package Weight One Package Weight 0.05kgs / 0.11lb One Package Size 15cm * 12cm * 2cm / 5.91inch * 4.72inch * 0.79inch Qty per Carton 300 Carton Weight 13.00kgs / 28.66lb Carton Size 46cm * 32cm * 32cm / 18.11inch * 12.6inch * 12.6inch Loading Container 20GP: 566 cartons * 300 pcs = 169800 pcs40HQ: 1314 cartons * 300 pcs = 394200 pcs

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1. Material: wood + electronic components2. Applicable age: 6 years old and above3. Power supply: 1 x AA battery (not included)4. Small and exquisite, easy to carry, both hands and brain, science and technology small production5. No burrs on the edges, safe and harmless to hands, after fine polishing, children play more at ease6. Training children practical ability, hand-eye coordination, exercise thinking, develop intelligence, explore science7. Size: about 13 x 9.7 x 9.7cmSpecification: Package Weight One Package Weight 0.10kgs / 0.23lb One Package Size 20cm * 15cm * 3cm / 7.87inch * 5.91inch * 1.18inch Qty per Carton 450 Carton Weight 46.50kgs / 102.51lb Carton Size 61cm * 51cm * 41cm / 24.02inch * 20.08inch * 16.14inch Loading Container 20GP: 209 cartons * 450 pcs = 94050 pcs40HQ: 485 cartons * 450 pcs = 218250 pcs

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1. Support MP3, WAV decoding format2. Support sampling rate (KHz): 8/11.025/12/16/22.05/24/32/44.1/483. 24-bit DAC output, dynamic range supports 90dB, signal-to-noise ratio supports 85dB4. Onboard 64Mbit (8M bytes) Flash memory, no memory card required5. Comes with 5W class D power amplifier, which can directly drive 4 ohm/3-5W speakers6. The UART serial port controls the voice broadcast function, which can control the functions of play, pause, song selection, volume addition and subtraction, and the selection of songs can reach 65535 songs, and the baud rate is 9600 bit/s7. Support IO trigger playback function, 8 IO ports can trigger 8 tracks individually or 8 IO ports can trigger 255 tracks in combination8. Support One Line single-bus serial port control, which can control functions such as play, pause, song selection, volume addition and subtraction, etc.9. Support 3 configuration IOs for up to 7 working modes selection, DIP switch settings, easy to operate10. Working voltage: DC 5V11. Size: about 4x3.5cmSpecification: Package Weight One Package Weight 0.04kgs / 0.10lb One Package Size 8cm * 6cm * 3cm / 3.15inch * 2.36inch * 1.18inch Qty per Carton 500 Carton Weight 22.00kgs / 48.50lb Carton Size 50cm * 50cm * 44cm / 19.69inch * 19.69inch * 17.32inch Loading Container 20GP: 242 cartons * 500 pcs = 121000 pcs40HQ: 562 cartons * 500 pcs = 281000 pcs

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1. Material: wood + electronic components2. Power supply: 2 x AA batteries (not included)3. Safe material, playable and durable, more peace of mind for children to play with4. Enhance children hands-on ability and spirit of exploration, suitable for school and home teaching5. Combine the toy with scientific principles, make science more simple and interesting, help children learn physical knowledge6. Training children practical ability, hand-eye coordination, exercise thinking, develop intelligence, inspire creativity, explore science7. Size: about 15.8 x 5.2 x 2.2cmSpecification: Package Weight One Package Weight 0.10kgs / 0.23lb One Package Size 20cm * 15cm * 3cm / 7.87inch * 5.91inch * 1.18inch Qty per Carton 300 Carton Weight 31.50kgs / 69.44lb Carton Size 61cm * 51cm * 41cm / 24.02inch * 20.08inch * 16.14inch Loading Container 20GP: 209 cartons * 300 pcs = 62700 pcs40HQ: 485 cartons * 300 pcs = 145500 pcs

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1. 12V power supply, power failure memory2. With bluetooth call and recording function, bluetooth version 5.03. Decode MP3, WMA, WAV, FLAC, APE lossless format music4. Read USB disk, support SD interface5. Support FM radio, frequency band (87.5MHZ-108.0MHZ)6. External audio input LINE IN 7. Support 10m distance infrared remote control operation8. Pushbuttons: six buttons for multi-directional control, REC / REPEAT / VOL- / AUTO / VOL+ / MODE9. Large remote control uses 2 x 7 batteries (not included), small remote control uses button batteries10. Dimensions: length 112 x width 62 mmKey operation details.1. REC: Press the REC button to start recording, press the REC button again to cancel the recording function and play the recording file; when recording than a storage device needs to be connected, e.g. U disk or TF card2. REPEAT: Press once for the single song loop function, then press again to cancel the single song loop and play in sequence3. FD-: switch to the previous folder, long press to fast back4. FD+: switch to the next folder, long press to fast forward5. AUTO button (play/pause): short press for play/pause in MP3; short press for play/pause in FM, long press for auto receive and save station; short press for play/pause in Bluetooth6. MODE button: switch between USB / SD card / FM / Audio input / Bluetooth function in sequenceSpecification: Package Weight One Package Weight 0.12kgs / 0.26lb One Package Size 14cm * 9cm * 6cm / 5.51inch * 3.54inch * 2.36inch Qty per Carton 262 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 262 pcs = 46374 pcs40HQ: 412 cartons * 262 pcs = 107944 pcs

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1. Chip solution: TPA3116D2 (with AM interference suppression function)2. With or without filter: Yes (the sound is more mellow and clear after filtering)3. Adapted supply voltage: 5~27V4. Adapted speakers: 30W~200W, 4ohms, 8ohms5. Number of channels: left and right dual channels (stereo)6. Bluetooth version: 5.07. Bluetooth transmission distance: 15 meters (unobstructed)8. Protection mechanism: overvoltage, undervoltage, overheating, DC detection, short circuit protection9. Tip: Only when the audio input is sufficient and the power supply voltage/current is sufficient, there will be sufficient output power. The higher the power supply voltage, the higher the relative power, and speakers with different impedances will have different output powers. In the case of sufficient voltage and current, the greater the ohms of the speaker, the lower the relative sound power, please pay attention!10. Power supply voltage:-12V ------ 8 ohm speaker/12W (left channel) + 12W (right channel), 4 ohm speaker/20W+ 20W-15V ------ 8 ohms/18+ 18W, 4 ohms/more than 30 + 30W-19V ------ 8 ohms/32 + 32W, 4 ohms/more than 45 + 45W-24V ------ 8 ohms/38 + 38W, 4 ohms/more than 55 + 55WSpecification: Package Weight One Package Weight 0.12kgs / 0.25lb One Package Size 15cm * 10cm * 5cm / 5.91inch * 3.94inch * 1.97inch Qty per Carton 100 Carton Weight 13.00kgs / 28.66lb Carton Size 52cm * 52cm * 32cm / 20.47inch * 20.47inch * 12.6inch Loading Container 20GP: 308 cartons * 100 pcs = 30800 pcs40HQ: 715 cartons * 100 pcs = 71500 pcs

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1. Color: Black 2. Material: Iron case + plastic fan 3. Fan diameter: 12cm 4. Current: 0.1A 5. Voltage: AC 220~240V 6. Cable length: 20cm 7. Dimensions:12.0 x 12.0 x 2.6cm 8. Weight: 262gSpecification: Package Weight One Package Weight 0.35kgs / 0.76lb One Package Size 12cm * 12cm * 3cm / 4.72inch * 4.72inch * 1.18inch Qty per Carton 40 Carton Weight 12.40kgs / 27.34lb Carton Size 36cm * 36cm * 16cm / 14.17inch * 14.17inch * 6.3inch Loading Container 20GP: 1286 cartons * 40 pcs = 51440 pcs40HQ: 2985 cartons * 40 pcs = 119400 pcs

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1. High-torque bus-controlled servo motors use 12-bit magnetic encoders to measure joint angles, offering high precision and strong gripping force2. 3D-printed structural parts made of photopolymer resin are sturdy and durable, with smooth surfaces and exquisite details3. Easy to use, from DIY enthusiasts to educators and even researchers, everyone can get started quickly, enjoying a stable and smooth user experience4. 6 DoF spatial motion enables more flexible paths and greater freedom of movement, making it easy to perform complex operations such as grasping and handling5. Package contents:- ST3215-HS Servo Motor x 3- ST3215 Servo x 9- SO-ARM101 3D-Printed parts kit x 1- Bus Servo adapter x 2- 12V 5A power supply x 2- 1 meter USB Type-A male to Type-C male cable x 2- 4 inch clamps x 4- Screwdriver x 1Specification: Package Weight One Package Weight 3.06kgs / 6.75lb One Package Size 40cm * 25cm * 18cm / 15.75inch * 9.84inch * 7.09inch Qty per Carton 2 Carton Weight 8.00kgs / 17.64lb Carton Size 42cm * 38cm * 27cm / 16.54inch * 14.96inch * 10.63inch Loading Container 20GP: 618 cartons * 2 pcs = 1236 pcs40HQ: 1436 cartons * 2 pcs = 2872 pcs

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