In the above circuit diagram, you can clearly see the complete layout ... a modulator circuit (often using a transistor like BC547), an audio amplifier for the message signal, coupling capacitors, ...

Torex Semiconductor has created a nano-power dc-dc converter that can occupy only 7.7 x 3.1mm with all external capacitors – the necessary inductor is inside the device package. Called XCL108 and ...

A standard audio power amplifier can be used to make some interesting oscillators, in this case, a Wien bridge Continue Reading ...

Classic British audio brand Quad has been raiding its archives for design inspiration. The latest product to get the 1960's ...

Step 3 – Check your television is tuned to the transmitter with the best signal You should get the strongest signal from the transmitter your aerial is pointing towards. Some Freeview ...

Abstract: We demonstrate a considerable enhancement of input power dynamic range (IPDR) for multiwavelength amplification and optical signal processing in a semiconductor optical amplifier (SOA) by ...

The simulated integrated input-referred noise is 2.3 μV over 0.1 Hz to 20 kHz. The amplifier also provides an output swing of ± 0.9 V with a THD of less than 0.1% ...

† Beijing National Laboratory for Molecular Sciences, Key Laboratory of Bioorganic Chemistry and Molecular Engineering of Ministry of Education, College of Chemistry and Molecular Engineering, Peking ...

This serves as a signal towards energy independence for India, considering the country’s scarce lithium reserves and growing reliance on imports. In contrast, there is an abundance of locally ...