R3131 Spectrum Analyzer Operation Manual
Characteristics Description
Calibration signal
30MHz, -20dBm t 0.3dB
Frequency response
5 ± 0.5dB (100kHz to 3GHz, ATT = 10dB)
5 ± 1dB (100kHz to 2GHz)
5 ± 2dB (9kHz to 3GHz)
(after the calibration, and in reference to 30MHz)
Scale indication accuracy
Logarithmic
Linear
5 ± 0.5dB, (0 to -20dB) (after self calibration)
_5 ± 1.5dB/70dB(after self calibration)
5_ ± 1.0dB/10dB(after self calibration)
5 ± 0.2dB/1dB(after self calibration)
within ± 5% of the reference level
Input attenuator switching accu-
racy
5 ± 0.3dB (0 to 50dB)
(in reference to an attenuation of 10dB at 30MHz)
Resolution bandwidth switching
accuracy
5* 0.5dB (after self calibration)
IF gain error
5 ± 0.5dB (after self calibration)
Overall level accuracy ±1.5dB(REF = -50 to OdBm, ATT = 10dB, 2dB/div,
RBW = 300kHz, f > 100kHz, after self calibration)
Characteristics
Description
RF input
Connector/Impedance
VSWR
N-type female, 5052 (nominal)
5 1.5 (100kHz to 2GHz, ATT ?_. 10dB)
5. 2.0(9kHz to 3GHz, ATT ?_. 10dB)
10 MHz reference input
Input range
BNC female, 5052
-10dBm to + 10dBm
External trigger input BNC female, 101d2 (nominal), DC connection
Refer to item (7) for the external gate signal specifications.
Phone output Small size monophonic female
8S2
GPIB interface IEEE-488 bus connector
Serial interface D-SUB 9 pin
Printer interface
D-SUB 25 pin, ESC/P, ESC/P-R, PCL
Floppy drive
3.5 inch, MS-DOS format
Probe power supply output volt-
age
+12.4V, -12.4V
(Maximum output current: 100mA for each voltage source)
5 SPECIFICATIONS
(5) Amplitude Accuracy
(6) Input/Output
5 - 3
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