Reading time: 2 minute Although simple at first glance, the application stands out for its originality, a simple adjustment, limiting the maximum current debilitated in the load, in a wide range. The voltage stabilizer shown is a wide application of the LM317 integrated circuit.
Reading time: 6 minute Among the main topics presented in this issue, we list: Indicator - universal controller for liquid level; Remote control receiver for switching electrical and household appliances; Motion control in both directions at a DC minimotor; Temperature measurement and recording on PC - using the iButton DS1820; Volumetric sensor (or broken glass detector); 2 x 3W stereo audio amplifier; Voltage stabilizer 1.25… 20V / 4A.
Reading time: 5 minute Among the main topics presented in this issue, we list: Practical measurement of impedances in electronic equipment; AC voltage regulator - voltage controlled; CNX201 - Audio amplifier; ICL8038 - Function generator; TLE 4905/35/45 L - Proximity transducers with HALL effect; 2-zone alarm interface.
Reading time: <1 minut The material presented is a practical injector for semiconductors used in durable goods in the electronics industry. The transistor course presented in this book, will deal in turn with distinct topics, which understood and learned will contribute to raising the technical level of troubleshooting.
Reading time: 4 minute This DIY electronic kit contains all the components needed to build a 15W audio frequency amplifier. Its performance, the relatively affordable price of the components, the ease of execution, make it accessible to any electronics enthusiast passionate about the audio field.
Reading time: 4 minute This vintage DIY electronic kit was launched on the market in 1981 and was an assembly loved by amateur electronics because of its simplicity and enough power for an apartment. The 2N3055 power transistors can be easily purchased as well as the other components. The article also specifies the values of recent equivalent components.