TECHNICAL DESCRIPTION AND OPERATING MANUAL ST131 <PIRANHA II> and ST131N
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6 SPECIFICATIONS
DIGITAL SIGNAL PROCESSING MODULE
Simultaneous processing frequency range, MHz
0.01-30
Resolution of ADC, bits
10, 14, and 16
Number of FFT points
32768 (with PC software)
512 (the ST131 main unit)
DDC filter bandwidth, MHz
0.0005-10 MHz
Demodulators
АМ, FM, SSB, TV (AM)
Detectors
RMS, average, peak-hold, quasi-peak
“RADIO” CHANNELS
Frequency range 1, MHz
0.01-30
Displayed noise level
FULL RANGE, dBm
Minus 110 (minus 130 for PC software)
1 KHz bandwidth, dBm
Minus 150
Input signal maximum level, dBm
5
Values of bandwidth, MHz
10, 5, 2, 1, 0.5, 0.2, 0.1, 0.05, 0.02, 0.01,
0.005, 0.002, 0.001, 0.0005
Frequency range 2, MHz
30 - 4400
Displayed noise level dBm
FULL RANGE, dBm
Minus 90 (minus 100 for PC software)
1 KHz bandwidth, dBm
Minus 110
Maximum input level, dBm
5
Analysis speed, not less, GHz/sec
10
Values of bandwidth, MHz
2048, 1024, 512, 200, 100, 50, 20, 10, 5, 2,
1, 0.5, 0.2, 0.1, 0.05, 0.02, 0.01, 0.005,
0.002, 0.001 and 0.0005
Input attenuation value, dB
0 - 30 with step 5
Identifiable standards of data communication
CDMA, GSM, 3G, 4G, WLAN, DECT
Frequency range 3, MHz
4000 - 18000
Threshold sensitivity, dBm
Minus 65
Directional pattern width, degree
60-90
“WIRE” CHANNELS
Frequency range 1, KHz
0.3-15
Displayed noise range, not worse, dBm
Minus 115 (minus 140 for PC software)
Input signal maximum level, dBm
20
Input amplifier gain, dB
14, 26, 38, 44, 50, AGC
Common mode rejection ratio (CMRR), not less,
dB
60
Maximum allowed input voltage, V
250
Frequency range 2, MHz
0.01-30
Displayed noise level
FULL RANGE, dBm
Minus 90 (minus 120 for PC software)
1 KHz bandwidth, dBm
Minus 125
Input signal maximum level, dBm
10
Maximum allowed input voltage, V
250
Values of bandwidth, MHz
10, 5, 2, 1, 0.5. 0.2, 0.1, 0.05, 0.02, 0.01,
0.005, 0.002, 0.001, 0.0005
Input amplifier gain, dB
Plus 5, minus 1, 7, 13, 19, 25, 31, 37, AGC
-150
-100
-50
0
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
Частота ГГц
