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Spectrum Emission Mask Measurement
Meas Setup
Example: SEM:OFFS:LIST:STAR:RCAR –30, –30, –30, –30, –30, –30
SEM:OFFS:LIST:STAR:RCAR?
Notes: Comma separated list of values.
OFFSet1 is for BTS, 2 for MS. Default is BTS.
You must be in the mode that includes SEM measurement to use this
command. Use :INSTrument:SELect to set the mode.
Couplings: Coupled to Rel Stop is coupling set to “Couple”, that is, Start is made the
same as Stop.
Preset: For modes (except WLAN), the preset value is as follows.
WCDMA: –30.00 dB, –30.00 dB, –30.00 dB, –30.00 dB, –30.00 dB, –30.00
dB|–33.73 dB, –34.00 dB, –37.50 dB, –47.50 dB, –47.50 dB, –47.50 dB
C2K: –45.00 dB, –45.00 dB, –55.00 dB, –55.00 dB, –55.00 dB, –55.00
dB|–42.00 dB, –54.00 dB, –54.00 dB, –54.00 dB, –54.00 dB, –54.00 dB
WIMAX OFDMA: 0 dB, –25 dB, –32 dB, –50 dB, –50 dB, –50 dB
TD-SCDMA: –54.00 dB, –54.00 dB, –62.00 dB, –47.00 dB, –47.00 dB,
–47.00 dB|–35.21 dB, –49.00 dB, –44.00 dB, –44.00 dB, –44.00 dB, –44.00
dB
1xEVDO: –45dBc, –45.00 dB, –55.00 dB, –55.00 dB, –55.00 dB, –55.00
dB|–42dBc, –54.00 dB, –54.00 dB, –54.00 dB, –54.00 dB, –54.00 dB
LTE, LTETDD: 0 dB, 0 dB, 0 dB, 0 dB, 0 dB, 0 dB|0 dB, 0 dB, 0 dB, 0 dB, 0
dB, 0 dB
---------------
WLAN:
if Radio Std is 802.11a/g(OFDM/DSSS-OFDM): 0 dB, –20.00 dB, –28.00 dB,
–40.00 dB, –40.00 dB, –47.00 dB, –47.00 dB, –47.00 dB, –47.00 dB, –47.00
dB, –47.00 dB, –47.00 dB
if Radio Std is 802.11b/g(DSSS/CCK/PBCC): –30 dB, –50 dB, –50 dB, –50
dB, –50 dB, –50 dB, –50 dB, –50 dB, –50 dB, –50 dB, –50 dB, –50 dB
if Radio Std is 802.11n(20MHz/40MHz): 0 dB, –20.00 dB, –28.00 dB, –45.00
dB, –45.00 dB, –45.00 dB, –45.00 dB, –45.00 dB, –45.00 dB, –45.00 dB,
–45.00 dB, –45.00 dB
if Radio Std is 802.11ac (20 MHz/ 40 MHz/ 80 MHz/ 160 MHz): 0 dB, –20.00
dB, –28.00 dB, –40.00 dB, –40.00 dB, –40.00 dB, –40.00 dB, –40.00 dB,
–40.00 dB, –40.00 dB, –40.00 dB, –40.00 dB
if Radio Std is 802.11ac(80 MHz + 80MHz): –40.00 dB, –28.00 dB, –20 dB,
0 dB, – 20 dB, –28 dB, –40 dB, –40 dB, –40.00 dB, –40.00 dB, –40.00 dB,
–40.00 dB
State Saved: Saved in instrument state.
Min: –200 dB
Max: 50 dB