User Manual

10
R3131-5E Oct.´98
Specifications
Frequency
Range: 9 kHz to 3 GHz
Frequency reading accuracy: ± (Frequency reading x Frequency
reference accuracy+ Span x Span accuracy
+ 0.15 x Resolution bandwidth + 1 kHz)
Marker counter accuracy: ± (Marker frequency x Frequency
reference accuracy + 1 LSD)
(S/N ≥ 25 dB, SPAN ≤ 200 MHz)
Marker counter resolution: 1 Hz to 1 kHz
Frequency reference
source accuracy: ±2 ppm/year
±5 ppm at operating temperature range
Frequency span: zero, 50 kHz to 3 GHz
Frequency span accuracy: ≤ ±3%
Frequency stability
Residual FM: ≤ 100 Hzp-p/100 ms (zero span)
Sideband noise: ≤ 100 dBc/Hz (20 kHz offset)
Resolution 3 dB bandwidth: 1 kHz to 1 MHz 1-3 step
Bandwidth accuracy: ≤ ±20%
Selectivity: ≤ 15:1 (60 dB:3 dB)
6dB bandwidth: 9 kHz,120 kHz
Video bandwidth: 10 Hz to 1MHz 1-10 step
Amplitude
Amplitude measurement range : +20 dBm to Average noise level
Maximum input level: +20 dBm, 50 VDC
Display range
LOG: 10 dB/div 8 div, 1,2,5 dB/div 10 div
LIN: 10%/div of reference level
Reference level range
LOG: -64 dBm to + 40 dBm
LIN: +141.1 µV to + 22.36 V
Input attenuator range: 0 to 50 dB 10 dB step
Sweep
Sweep time: 50 ms to 500 s
Sweep time accuracy: ≤ ±3%
Trigger mode: FREE RUN,VIDEO,EXT,LINE
Sweep mode: REPEAT, SINGLE
Dynamic range
Average noise level: -113 dBm +2 f (GHz) dB
(at RBW 1 kHz, VBW 10 Hz,
INPUT ATT 0 dB, frequency ≥ 1 MHz)
1 dB gain compression: > -5 dBm (mixer input level, f ≥ 20 MHz)
Secondary harmonic distortion: ≤ -70 dB (input frequency ≥ 10 MHz,
mixer input level -30 dBm)
3rd Order Intermodualation: ≤ -70 dB (input frequency ≥ 10 MHz,
mixer input level -30 dBm, ∆f > 50 kHz)
Other input spurious: ≤ -60 dB (offset ≥ 20 MHz,
mixer input level -30 dBm)
Residual response: ≤ -100 dBm
(Frequency ≥ 1 MHz, INPUT ATT = 0 dB,
input 50 Ω terminated)
Amplitude accuracy
Calibration signal: 30 MHz, -20 dBm ±0.3 dB
Frequency response: ≤ ±0.5 dB (100 kHz to 3 GHz, ATT = 10 dB)
≤ ±1 dB (100 kHz to 2 GHz)
≤ ±2 dB (9 kHz to 3 GHz)
(after calibration at 30 MHz reference)
Scale display accuracy
LOG: ≤ ±0.5 dB (0 to -20 dB) (after auto calibration)
≤ ±1.5 dB/70 dB (after auto calibration)
≤ ±1.0 dB/10 dB (after auto calibration)
≤ ±0.2 dB/1 dB (after auto calibration)
LIN: ±5% of reference level
Input attenuator
switching accuracy: ≤ ±0.3 dB (10 dB reference, 30 MHz)
Resolution bandwidth
switching accuracy: ≤ ±0.5 dB (after auto calibration)
IF gain error: ≤ ±0.5 dB (after auto calibration)
Total level accuracy: ±1.5 dB (after auto calibration,
REF = -50 to 0 dBm, ATT = 10 dB, 2 dB/div,
RBW = 300 kHz, f > 100 kHz)
Input/output
RF input
connector/impedance: N type jack/50 Ω (nominal)
VSWR: ≤ 1.5 (100 kHz to 2 GHz, INPUT ATT ≥ 10 dB)
≤ 2.0 (9 kHz to 3 GHz, INPUT ATT ≥ 10 dB)
10 MHz REF.
input: BNC jack, 50 Ω
Input range: -10 dBm to +10 dBm
Ext. trigger input: BNC jack, 10 kΩ (nominal), DC coupling
Phone output: Mini monophonic jack, 8 Ω
GPIB interface: IEEE-488 bus connector
Serial interface: D-SUB 9-pin
Printer interface: D-SUB 25-pin, ESC/P, PCL
Floppy disk drive: 3.5-inch, 1.4 Mbyte, MS-DOS format
General specifications
Operating conditions: 0°C to +50°C, 85%RH max.
(without condensation)
Storage conditions: -20°C to + 60°C
Power supply: 100/200 VAC, auto switching
100 VAC ; 100 V to 120 V, 50 Hz/60 Hz
220 VAC ; 220 V to 240 V, 50 Hz/60 Hz
Power consumption: 200 VA max. (100 VAC)
Weight: 12 kg or less
Dimensions: Approx. 424 mm (W) x 177 mm (H)
x 300 mm (D)
OPT.74 Tracking Generator
Frequency range: 100 kHz to 3.0 GHz
Output level range: 0 dBm to -59.9 dBm (0.1 dB step)
Output level accuracy: ≤ ±0.5 dB (30 MHz, -10 dBm, 20°C to 30°C)
Output level flatness: at -10 dBm,referenced to 30 MHz
≤ ±1.0 dB (100 kHz to 1.0 GHz)
≤ ±1.5 dB (100 kHz to 3.0 GHz)
Output level switching
error: at referenced to -10 dBm
≤ ±1.0dB (100 kHzto1.0GHz, outputlevel ≥ -30 dBm)
≤ ±2.0 dB (100 kHz to 2.6 GHz)
≤ ±3.0 dB (100 kHz to 3.0 GHz)
Output spurious
Harmonic: ≤ -20 dBc (output level =-10 dBm)
Non-harmonic: ≤ -30 dBc (output level =-10 dBm)
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