14 | Keysight | N6841A RF Sensor for Signal Monitoring Networks - Data Sheet
Technical Specifications and Operating Characteristics
Trigger
Trigger Type
Free Run; Frequency/Amplitude/Bandwidth/Duration Selective Trigger functions; Auto, File and Environ-
mental Mask Trigger; Time paced (x sweep per second); Counter (x sweeps then stop)
Universal Signal Detection
Spectral Shape (Correlation) trigger; Limit lines; “Peaks” trigger for FSK formats (assumes Signal Surveyor
4D with option USD)
Trigger Slope
Display
Positive or Negative
Display Range
User adjustable Reference Level and Scale to .01 dB per division
Ten Division grid available, also grids for Energy History, Frequency List, Alarm Regions and Handoffs
(Signal Surveyor 4D)
Trace Update Rates
Number of traces
Number of Averages
Span 20 MHz, RBW 10 kHz, 32 averages:
Span 6 GHz, RBW 10 kHz, 4 averages:
> 320 updates/second (nominal)
> 1 update/second (nominal)
4 (with Signal Surveyor)
20 (with VSA - limited only by PC performance)
1 to 1,024 (with Surveyor)
Up to 16,384 (with SAL API)
Amplitude
Max input power
Input attenuator range
+20 dBm
40 dB range (via SMT and SAL programming), in 1 dB steps
62 dB range of settings in 1 dB steps (via Signal Surveyor 4D)
Input range (VSA)
+20 dBm to –42 dBm
Antenna port isolation
> 30 dB below 600 MHz
> 24 dB above 600 MHz
RF Input VSWR
ADC
< 2.5:1
14 bit @ 56 MS/sec
Amplitude accuracy
User atten ≤ 20 dB:
± 2.0 dB
(Power measurement, Center of IF)
User atten > 20 dB, 20 MHz to 5.9 GHz:
User atten > 20 dB, 5.9 to 6 GHz:
± 3.0 dB
± 4.0 dB
Noise figure, sensitivity and displayed
Average Noise Level DANL
Sensitivity
(25 KHz RBW)
DANL
(10 Hz RBW)
Frequency
Noise Figure
(with amplitude corrections, user attenua-
tion set to -16 dB, center of IF)
750 - 1240 MHz (preamp* on)
1250 - 1700 MHz (preamp* on)
1700 - 1800 MHz (preamp* on)
20 - 60 MHz
< 13.2 dB
< 14.3 dB
< 16.6 dB
< 22.0 dB
< 18.0 dB
< 22.0 dB
< 19.5 dB
< 22.0 dB
< 20.0 dB
< 23.5 dB
< 26.0 dB
< –116.8 dBm
< –115.7 dBm
< –115.4 dBm
< –108.0 dBm
< –112.0 dBm
< –108.0 dBm
< –110.5 dBm
< –108.0 dBm
< –110.0 dBm
< –106.5 dBm
< –104.0 dBm
< –150.8 dBm
< –149.7 dBm
< –149.4 dBm
< –142.0 dBm
< –146.0 dBm
< –142.0 dBm
< –144.5 dBm
< –142.0 dBm
< –144.0 dBm
< –140.5 dBm
< –138.0 dBm
60 - 800 MHz
800 - 1850 MHz
1850 - 2550 MHz
2550 - 2850 MHz
2850 - 3650 MHz
3650 - 4650 MHz
4650 - 6000 MHz
* Pre-amp in table refers to a banded pre-amp which, when engaged, operates in the frequency range of
750 – 1800 MHz
Cable loss between antenna and receiver (minimal due to collocation of antenna and IP67 receiver):
1 to 2 dB
KEYSIGHT [ Keysight Technologies ]
