Rigol DSA815, Руководство пользователя

Страница: 229 / 241

Chapter 5 Specifications RIGOL
User’s Guide for DSA800/E Series 5-9
RF Input VSWR
DSA815 DSA832 DSA875 DSA832E
attenuation ≥ 10 dB
VSWR
300 kHz to 1.5
GHz
<1.5 (nom.)
<1.5 (nom.) <1.5 (nom.)
<1.5
(nom.)
1.5 GHz to 3.2
GHz
3.2 GHz to 7.5
GHz
<1.8 (nom.)
Distortion
Second Harmonic Intercept
DSA815 DSA832 DSA875 DSA832E
Second harmonic
intercept (SHI)
f
c
≥
50 MHz, input signal level = -20 dBm, attenuation =
10 dB
+40 dBm
+45 dBm +40 dBm
Third-order Intercept
DSA815 DSA832 DSA875 DSA832E
Third-order intercept
(TOI)
f
c
≥
50 MHz, two -20 dBm tones at input mixer spaced by
200 kHz, attenuation = 10 dB
+10 dBm
+11 dBm, +15 dBm (typ.) +7 dBm
1dB Gain Compression
1dB compression of
input mixer (P
1dB
)
f
c
≥
50 MHz, attenuation = 0 dB
>0 dBm