Overview
The EMC Shop stocks the Aeroflex 3250 1 kHz to 3 GHz Spectrum Analyzers with EMI options typically.
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.
• 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
