Amplitude modulation (AM) is also widely used to alter a carrier wave to transmit data. For example, in AM radio, the voltage (amplitude) of a carrier with a fixed center frequency (the station's ...

Three of the most common digital modulation schemes you’ll see in specifications are Frequency Shift Keying (FSK), Amplitude Shift Keying (ASK), and LoRa (Long Range). To wrap my mechanically ...

You also get Speed and Amplitude options for each ... by adding another source to modulate the same frequency with the slot ...

f = frequency = number of waves produced by a source per second, in hertz Hz. T = period = time it takes for one complete vibration or oscillation, in seconds s. A boat at sea bobs up and down as ...

Scientists have developed a new approach to significantly enhance the spatial resolution of distributed temperature sensing ...

amplitude and propagation direction of a laser beam. These capabilities are proving popular in applications as diverse as agriculture, entertainment and defence. The approach uses high-frequency ...

f = frequency = number of waves produced by a source per second, in hertz Hz. T = period = time it takes for one complete vibration or oscillation, in seconds s. A boat at sea bobs up and down as ...

Scientists have developed a high-resolution distributed temperature sensing technique using plastic optical fibers, achieving a spatial resolution of 4.8 centimeters. This breakthrough, based on ...