Modules
Stereo Audio Amplifier 2x10W - HK1500
The stereo low-frequency amplifier is implemented using a single integrated circuit TDA2005 (the use of TDA2004 is also possible, depending on availability). The amplifier is designed for amplificatio..
5.16 € (10.09 ЛВ.)
Audio Amplifier 20W - HK1501
The low frequency power amplifier is implemented using two TDA2003 integrated circuits connected in a bridge configuration. It is designed for amplification of low frequency audio signals and can be u..
3.99 € (7.80 ЛВ.)
FM Radio Microphone 88-108 MHz - HK1502
The device is a miniature radio transmitter operating in the FM band from 88 to 108 MHz. The circuit is implemented using a single transistor that amplifies and modulates the signal from an electret m..
0.00 € (0.00 ЛВ.)
Adjustable Voltage Regulator 1.2 to 30V / 1A - HK1505
The adjustable voltage regulator is built around the LM317T integrated circuit and is intended for stabilization and regulation of DC voltage. The output voltage is smoothly adjustable in the range f..
2.63 € (5.14 ЛВ.)
12V 3A Power Supply with Battery Charging - HK1506
The power supply is built using two LM317T integrated circuits and is designed to provide a stabilized 12 V output with battery charging capability. The output voltage is adjustable via a trimmer pot..
5.42 € (10.60 ЛВ.)
DC/DC Converter 1A LM2575T - HK1507
This module is a DC/DC step-down (buck) adjustable voltage converter based on the LM2575T integrated circuit. It is designed to supply electronic devices with current consumption up to 1 A. The conve..
2.94 € (5.75 ЛВ.)
FM Radio Receiver 88-108 MHz - HK1510
The FM radio receiver is built using two integrated circuits - TDA7000, which functions as the FM receiver, and LM386, used as a low-frequency audio amplifier. Volume control is adjusted via potentio..
0.00 € (0.00 ЛВ.)
Two-tone Siren - HK512
The device is a two-tone electronic siren implemented using a single NE556 integrated circuit, which contains two 555 timers. The timers operate as multivibrators. The first timer generates a clock si..
4.42 € (8.64 ЛВ.)
Mono LED VU Meter (12 LEDs) - HK1520
The HK1520 is a mono LED VU meter designed for audio signal level indication. It is built using discrete electronic components and is suitable for various audio projects where visual indication of sig..
6.88 € (13.46 ЛВ.)
Stereo LED VU Meter (2x6 LEDs) - HK1521
The HK1521 stereo LED VU meter is designed for visual indication of audio signal levels for left and right channels. It is built using two KA2284 (AN6884) integrated circuits, with each IC driving a 6..
5.62 € (10.99 ЛВ.)
LED Sound Level Indicator with Microphone (12 LEDs) - HK1523
The HK1523 is a mono linear LED audio indicator with a built-in microphone and microphone preamplifier, designed for visual indication of sound level. The device is suitable for applications where amb..
8.41 € (16.45 ЛВ.)
Color Music Device with 9 LEDs - HK1525
The color music device is fully implemented using transistors. Transistors T1 and T2 operate as a microphone preamplifier, with microphone sensitivity adjustable via a trimmer. The audio signal is di..
0.00 € (0.00 ЛВ.)
Microphone Preamplifier - HK1535
This device is a transistor-based microphone preamplifier designed for use with an electret microphone connected directly to the circuit input. The preamplifier increases the microphone signal level t..
1.84 € (3.60 ЛВ.)
Car Alarm System 2 - HK1551
The car alarm system is based on a Microchip microcontroller and is designed to protect vehicles against unauthorized access. The system features two security zones - a door zone and a shock sensor z..
0.00 € (0.00 ЛВ.)
Home Alarm System - HK1552
The home alarm system is based on a Microchip microcontroller and is designed for protecting residential properties, offices, and small premises. The system features two security zones and a panic bu..
0.00 € (0.00 ЛВ.)