The Advantest U3772 is one of the world's smallest and lightest microwave spectrum analyzers designed for field use, covering a broad frequency range from 9 kHz to 43 GHz. Offering flexible power options including AC, DC, and battery operation, the U3772 delivers high-quality analysis functions, a bright 6.5-inch color display, and versatile connectivity for field and benchtop applications.
Specifications
General
| Parameter | Value |
|---|---|
| Display | 6.5-inch color TFT LCD, 640 x 480 resolution |
Physical
| Parameter | Value |
|---|---|
| Power Supply | Battery, DC (11 to 17 V), or AC (100 to 240 V, 50/60 Hz) powered |
| Operating Temperature | 0 to +50 °C (0 to +40 °C with battery pack) |
| Dimensions (W×H×D) | 308 mm × 175 mm × 209 mm |
| Weight | 5.6 |
Frequency Specifications
| Parameter | Value |
|---|---|
| Frequency Range | 9 kHz to 43 GHz |
| Residual FM | <= 60 Hzp-p x N / 100 ms |
Inputs and Outputs
| Parameter | Value |
|---|---|
| RF Input Impedance | 50 Ω |
| RF Input Connector | 2.4 mm (female) |
Resolution and Bandwidth
| Parameter | Value |
|---|---|
| Resolution Bandwidth (RBW) Range | 100 Hz to 3 MHz |
| Video Bandwidth (VBW) Range | 10 Hz to 3 MHz |
Display and User Interface
| Parameter | Value |
|---|---|
| External Storage Support | Supports USB Flash Memory |
Options and Accessories
| Parameter | Value |
|---|---|
| Opt 20: High-Stability Frequency Reference Source | Option available |
| Opt 28: EMC Filter | Option available |
Frequency
| Parameter | Value |
|---|---|
| Frequency Span Range | 0 Hz, 100 Hz to 43 GHz |
| Frequency Span Accuracy | ±1% |
| Standard Reference Frequency Aging Rate | ±2.0 ppm/year |
| Standard Reference Frequency Temperature Stability | ±2.0 ppm (0 °C to 50 °C, referenced to 25 °C) |
| Reference Frequency | 10 MHz |
| External Reference Input | 10 MHz, -10 dBm to +10 dBm, BNC female |
Sweep
| Parameter | Value |
|---|---|
| Sweep Time Range (Span > 0 Hz) | 20 ms to 1000 s |
| Sweep Time Range (Zero Span) | 50 µs to 1000 s |
Amplitude
| Parameter | Value |
|---|---|
| Input Attenuator Range | 0 to 50 dB in 10 dB steps |
| Maximum Safe Input Level | +30 dBm (with attenuator ≥ 10 dB) |
| Maximum DC Input Voltage | 0 V DC |
| Display Scale (Log) | 10 dB/div, 5 dB/div, 2 dB/div, 1 dB/div, 0.5 dB/div, 0.2 dB/div, 0.1 dB/div |
| Reference Level Range | -140 dBm to +30 dBm |
Signal Processing
| Parameter | Value |
|---|---|
| Detection Modes | Normal, Positive Peak, Negative Peak, Sample, RMS, Average |
Hardware Options
| Parameter | Value |
|---|---|
| Option 12: LAN Interface | 10/100Base-T (RJ-45) port |
| Option 16: GPIB Interface | IEEE-488 standard compliant port |
Power
| Parameter | Value |
|---|---|
| Power Consumption | ≤ 100 VA (AC operation) or ≤ 40 W (DC operation) |
Signal Outputs
| Parameter | Value |
|---|---|
| Calibration Output Frequency | 20 MHz |
| Calibration Output Level | -20 dBm |
Measurement Functions
| Parameter | Value |
|---|---|
| Standard Measurement Functions | Channel Power, Occupied Bandwidth (OBW), Adjacent Channel Leakage Power (ACP), Spectrum Emission Mask, Spurious Measurement, x dB Down, Frequency Counter |
Options
| Parameter | Value |
|---|---|
| Option 28 EMC Filter Bandwidths | 200 Hz, 9 kHz, 120 kHz, 1 MHz (6 dB bandwidth) |
Power Supply
| Parameter | Value |
|---|---|
| AC Power Input | 100 to 240 VAC, 50/60 Hz |
| DC Power Input | 11 to 17 VDC |
General Specifications
| Parameter | Value |
|---|---|
| Warm-up Time | 5 minutes |
Environmental Specifications
| Parameter | Value |
|---|---|
| Storage Temperature Range | -20 °C to +60 °C |
| Operating Humidity Range | 85% RH or less (no condensation) |
Technology
Superheterodyne Spectrum Analyzer
Applications
Microwave and RF field testing, signal analysis, installation and maintenance
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