![power spectral density - QPSK Data Rate vs Bandwidth at Passband: Why can it only transmit 1 bit per Hz and not 2 bits per Hz? - Signal Processing Stack Exchange power spectral density - QPSK Data Rate vs Bandwidth at Passband: Why can it only transmit 1 bit per Hz and not 2 bits per Hz? - Signal Processing Stack Exchange](https://i.stack.imgur.com/tMCET.png)
power spectral density - QPSK Data Rate vs Bandwidth at Passband: Why can it only transmit 1 bit per Hz and not 2 bits per Hz? - Signal Processing Stack Exchange
Zero To One Cloud - Bandwidth is the amount of data that can be transmitted in a fixed amount of time. For digital devices, bandwidth is usually expressed in bits per second (
![SOLVED: In a communication system, the bandwidth ofa channel is BW-30 kHz The signal-to-noise SJN ration is 27 dB Find the maximum theoretical data rate in bits per second. Find the maximum SOLVED: In a communication system, the bandwidth ofa channel is BW-30 kHz The signal-to-noise SJN ration is 27 dB Find the maximum theoretical data rate in bits per second. Find the maximum](https://cdn.numerade.com/ask_images/cdc9b0f3baee4c5ea88257779b22cac2.jpg)