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audio-spektralc
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lso hp 8540w 2021-02-19 14:51:57 +01:00
parent 2389455278
commit 8a91491d47
3 changed files with 4098 additions and 4092 deletions
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5
elitebook-8540w/fazni-sum
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@ -17,7 +17,7 @@ sd.default.device = 0
fskala=np.linspace(0,fs/2,2*pts+1)[:-1] #Izračunaj frekvenčno skalo [Hz] fskala=np.linspace(0,fs/2,2*pts+1)[:-1] #Izračunaj frekvenčno skalo [Hz]
### podatki za kalibracijo sistema ### podatki za kalibracijo sistema
dSB = -61.95+15.53 #dB dSB = -61.86+15.33 #dB
L = 1256 #metrov L = 1256 #metrov
tau = L*1.4676/3e8 tau = L*1.4676/3e8
@ -50,6 +50,9 @@ fig,ax = plt.subplots()
raw,pn, = ax.plot(f,initsum,f,initsum) raw,pn, = ax.plot(f,initsum,f,initsum)
ax.set_xlim(100, 100000) ax.set_xlim(100, 100000)
ax.set_ylim(-130,-30) ax.set_ylim(-130,-30)
ax.set_ylabel("Fazni šum [dBc/Hz]")
ax.set_xlabel("Frekvenčni odmik [Hz]")
plt.yticks(np.arange(-130,-29,10))
plt.xscale('log') plt.xscale('log')
ax.grid(True) ax.grid(True)

8182
elitebook-8540w/rezultat.csv
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3
elitebook-8540w/t-fazni-sum
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@ -47,6 +47,9 @@ fig,ax = plt.subplots()
raw,pn, = ax.plot(f,initsum,f,initsum) raw,pn, = ax.plot(f,initsum,f,initsum)
ax.set_xlim(100, 100000) ax.set_xlim(100, 100000)
ax.set_ylim(-130,-30) ax.set_ylim(-130,-30)
ax.set_ylabel("Fazni šum [dBc/Hz]")
ax.set_xlabel("Frekvenčni odmik [Hz]")
plt.yticks(np.arange(-130,-29,10))
plt.xscale('log') plt.xscale('log')
ax.grid(True) ax.grid(True)