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Modulation
Amplitude Modulation/Demodulation (Expert Mode)
real (BPSK RC)
complex (QPSK RC)
analyt.(Hilb.) USB
analyt.(Hilb.) LSB
source
TX baseband (BB)
TX PB, modulated
RX PB, after channel
RX BB, demodulated
RX BB, filtered
signal
time/frequency-domain
time-domain
frequency-domain
shown
$f_{max}$ [Hz] of message
$f_{c}$ in [Hz] at TX
add carrier, TX DC-offs.
$\cos(\omega_{c}t)$
$-\sin(\omega_{c}t)$
$\exp(j\omega_{c}t),Re()$
TX mod.
$f_{c,RX}$ in [Hz]
$\cos(\omega_{c,RX}t)$
$-\sin(\omega_{c,RX}t)$
$\exp(-j\omega_{c,RX}t)$
$(\cdot)^2$
diode
$|\cdot|$ (abs)
RX demod.
$f_{max,LP}=1.5f_{max}$
$f_{max,LP}=0.75f_{max}$
$f_{max,LP}=1f_{max}$
$f_{max,LP}=2f_{max}$
RX-filt.
0
$\pi/4$
$\pi/2$
$\pi$
$3\pi/2$
$\psi$ RX phase offset
nb of symbols
nb symbols to display
all freq., lin.
pos. freq., lin.
all freq., dB
spectrum format
SNR [dB]
1/1
Idle.
Source code
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