Overview
The EMC Shop stocks these units with EMI options typically.
The Aeroflex 3250 Series of spectrum analyzers were developed to provide market leading performance at a low cost. The innovative compact design 3250 spectrum analyzer employs the latest digital processing and RF technology, providing accomplished accuracy, stability and measurement speed.
To support the constantly evolving wireless communication market, the 3250 incorporates a standard 30 MHz bandwidth digitizer and basic digital modulation analysis S/W. The instrument has been optimized for various mobile and wireless communication measurements such as GSM/EDGE, UMTS, WiMAX and WiBRO.
With its powerful RF performance and advanced applications the 3250 Series is ideally suited for RF development, design analysis and testing. All models have a Windows® XP operating system, remote control capabilities via LAN, GPIB and RS-232C as well as a 7” touch panel screen, ensuring ease of operation and exceptional connectivity.
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• High accuracy and reliability
• Powerful RF performance, phase noise -
115 dBc/Hz, DANL -145 dBm/Hz
• Standard 30 MHz I/Q demodulation bandwidth
• Remote control via LAN, GPIB, RS-232C
• S/W extension based on Windows® XP OS
• 7" wide touch panel display
• Portability based on light and compact design
• Removable hard disk
• Optional battery
• Choice of 3 GHz or 8 GHz tracking generator
FREQUENCY RANGE
1 kHz ~ 3 GHz/ 8 GHz/13.2 GHz/ 26.5 GHz
Resolution
1 Hz
FREQUENCY REFERENCE PPM
Temperature Drift ±1/ ±0.01(option)
Aging per year* ±1/ ±0.01(option)
* Horizontal resolution is span/(sweep points-1)
FREQUENCY READOUT
Marker resolution
depending on span (1 Hz minimum)
Accuracy
±(marker frequency x reference error+ 3% span + 5% RBW)
FREQUENCY COUNTER
Resolution
1 Hz/10 Hz/100 Hz /1 kHz
Accuracy
±(reference frequency accuracy x marker frequency) ±(counter resolution
+1 LSB)
Sensitivity
-45 dBm @ 13.2 GHz > f > 2 MHz, span < 3 MHz
-40 dBm @ 26.5 GHz > f > 13.2 GHz, span < 3 MHz
FREQUENCY SPAN
Range
0 Hz, 10 Hz~3 GHz /6.2 GHz/13.2 GHz/26.5 GHz
Resolution
1 Hz
Accuracy
±1%
SWEEP
Zero span
1 us to 2000 sec, ±0.5%
Span ≥ 10 Hz
10 ms to 2000 sec, ±0.5% nominal
Sweep points
3 to 8192 (span=0 Hz)
101 to 8192 (span≥10 Hz)
TRIGGER
Span ≥10 Hz
Source External, video, free run, burst
Offset 1 us to 500 ms
Span = 0 Hz
Source External, video, free run, burst
Offset -150 ms to +500 ms
Spectral purity [dBc/Hz]
1kHz offset
-92 (-95 typical) @ f=1 GHz
10 kHz offset -112 (-115 typical)
100 kHz offset -112 (-115 typical)
1 MHz offset -136
10 MHz offset -144
RESIDUAL FM
<100 x N** Hzp-p in 1 sec
** N : LO Harmonic order
Frequency Band N
0 Hz ~ 3 GHz 0 1
2.9 GHz ~ 6.4 GHz 1 1
6.3 GHz ~ 13.2 GHz 2 2
13.1 GHz ~ 26.5 GHz 3 4
RBW
3 dB bandwidths
30 Hz to 5 MHz (1-2-3-5 Sequence)
Bandwidth accuracy
20-30oC 0-55oC
500 Hz~500 kHz Filter ±3% ±5%
1 MHz~5 MHz Filter ±10% ±12%
Shape factor -60 dB: -3 dB
<5 (@ 500 Hz~5 MHz)
Bandwidth switching uncertainty
±0.05 dB nominal @ 5 kHz RBW reference, CF=100 MHz
VBW
3 dB bandwidths
1 Hz to 3 MHz, none (1-2-3-5 sequence)
FFT FILTERS
3 dB bandwidths
1 Hz to 300 Hz (1-2-3-5 sequence)
Bandwidth accuracy
<1%, Nominal
Shape factor (-60 dB: -3 dB)
<4.5, Nominal
AMPLITUDE
DISPLAY RANGE
DANL to + 30 dBm
MAXIMUM INPUT LEVEL
DC (AC coupled)
±50 VDC
CW RF power
+30 dBm
Peak Power
+50 dBm, 5 μs pulse width; 0.5% duty cycle
The 3250 Series includes the widest 30 MHz bandwidth digitizer in
its product range as well as basic digital modulation analysis S/W. Its
30 MHz standard digitizer provides the optimized H/W conditions for
various mobile and wireless communication measurements such as
WiMAX/WiBRO, etc.
• 14 bit ADC with 85.6 MHz sampling frequency
• Dynamic range over 80 dB
• 32 M samples data with 128 MB memory
• Standard FFT, spectrogram, digital modulation analysis
• Save I/Q data file
• Digital modulation analysis like PSK (8, 16, 6
