Automatic switching battery charger for 12 volt acid lead type EFB, AGM, GEL, etc. Controlled by a microcontroller, it performs the diagnosis and the battery charge in total autonomy. Comes complete with cables with insulated pliers. Input voltage: 110 – 240 VAC – 50/60 Hz – 250 mA Output voltage: 12 VDC Charging current: max….
Bluetooth 4.0 (Low Energy) module compliant with ISM 2.4 GHz, master / slave operation mode with transparent data transmission, based on the Texas Instruments CC2541 chip with 256K of Flash memory and 8K RAM. It can be controlled through simple AT commands (via UART) or programmed with custom applications. Ideal for…
Optical fingerprint reader, equipped with high-speed DSP processor, high performance recognition algorithm, Flash memory, UART interface (TTL logical level) for direct connection to microcontrollers or PC through USB-to-serial adapter (MAX232). The user can store fingerprint data (maximum 250) in the form and…
Plastic battery holder with cover, switch, 2 wires with a connector for micro:bit. The ON/OFF switch can be used to control power to your project. Suitable to accommodate two 1.5 volt AA batteries. Dimensions: 68.2×34.5×19.5 mm, weight: 25 grams. Note: This battery holder is compatible with the micro:bit. …. Read more: Battery Holder 2xAA…
4-channel RF trasmitters with 433 MHz operating frequency. Ideal for applications in the field of alarms and coded commands where high efficiency and low spurious emission are required. In compliance with the European Standards EN 300 200 and ETS 300 683 (Electromagnetic Compatibility). Encoder: 86409 – 7 mA @ 12V, 1mW E.R.P. Dimensions (mm): 67x15x40. …
2-channel RF trasmitters with 433 MHz operating frequency. Ideal for applications in the field of alarms and coded commands where high efficiency and low spurious emission are required. In compliance with the European Standards EN 300 200 and ETS 300 683 (Electromagnetic Compatibility). Encoder: 86409 – 7 mA @ 12V, 1mW E.R.P. Dimensions (mm): 67x15x40. …
High brightness blue light LED. Diameter: 3 mm Light color: blue Wavelength: 470 nm Power supply: 3.4V Current 30 mA …. Read more: Blue LED 5mm
Module consisting of a a classic 4-digit 7-segment display and an ATMega328 microcontroller allowing you to control every segment individually using only a few serial lines. It can be controlled in three ways: TTL, SPI or I²C serial communication. Display numbers, most letters, and a few special characters. There is also an…
Module based on chip ADF4351 of the Analog Devices, a broadband frequency synthesizer with a Phase-Locked Loop (PLL) and a Voltage-Controlled Oscillator (VCO). In the module we find also the power system made of LDO regulators, the loop filter, the active crystal oscillator of 25 MHz as a reference source, the SPI serial…
The Pololu USB AVR Programmer v2.1 is a compact, low-cost in-system programmer (ISP) for AVR microcontrollers from Atmel (now a part of Microchip). The programmer provides an interface for transferring a compiled AVR program from your computer to the target AVR’s non-volatile memory, allowing it to run the program. It is…
High brightness blue light LED. Diameter: 3 mm Light color: blue Wavelength: 470 nm Power supply: 3V Current 20 mA …. Read more: Blue LED 3mm
Laboratory switching power supply with adjustable output voltage from 0 to 15 VDC and maximum current of 2 A. It has a short-circuit protection and LCD display with backlight indicating the voltage and current supplied. It keeps the set values reliably and independently of the fluctuations in the supply voltage or the…
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