INTRODUCTION AND SPECIFICATIONS
Table 1-4. Typical Signal Generator Performance (cont)
1-10
± 2 dB from +19 to -100 dBm and for F from 0.01 to
0.4
MHz.
± 3 dB from -100 to -127 dBm and for F from 0.01 to
0.4
MHz.
SOURCE VSWR < 1.5:1 for levels below +1 dBm, < 2.0:1 elsewhere.
FLATNESS (+23 + 5°C) + 0.5 dB @ +10 dBm.
F > 0.1
MHz.
FLATNESS (0 to + 50°C) + 0.75 dB @ +10 dBm.
F > 0.1
MHz.
SPECTRAL PURITY (CW ONLY)
NON-HARMONIC SPURIOUS < -100 dBc for offsets greater than 10 kHz.
NOTE
Fixed frequency spurs are < -100 dBc or < -140 dBm whichever is larger.
NOTE
dBc refers to decibels relative to the carrier frequency, or in this case, relative to the signal level.
HARMONICS < -30 dBc for levels < +13 dBm.
< -25 dBc for levels < +16 dBm.
SUBHARMONICS None
POWER LINE SPURIOUS < -50 dBc within + 10 kHz of carrier.
RESIDUAL FM (RMS in 0.3- < 0.2 Hz for .01 to 15 MHz Band
to 3-kHz band) < 0.2 Hz for 15 to 32 MHz Band
< 0.2 Hz for 32 to 64 MHz Band
< 0.2 Hz for 64 to 128 MHz Band
< 0.2 Hz for 128 to 256 MHz Band
< 0.5 Hz for 256 to 512 MHz Band
< 1 Hz for 512 to 1056 MHz Band
RESIDUAL FM (RMS in 0.05- < 0.5 Hz for .01 to 15 MHz Band
to 15-kHz band) < 0.5 Hz for 15 to 32 MHz Band
< 0.5 Hz for 32 to 64 MHz Band
< 0.5 Hz for 64 to 128 MHz Band
< 0.5 Hz for 128 to 256 MHz Band
< 1 Hz for 256 to 512 MHz Band
< 2 Hz for 512 to 1056 MHz Band
SSB PHASE NOISE < -131 dBc/Hz @ 20 kHz offset
@ Frequency = 250 MHz