Advantest U3772 9kHz to 43GHz Spectrum Analyzer

The Advantest U3772 is a portable microwave spectrum analyzer designed for field use and laboratory applications, covering a frequency range from 9 kHz to 43 GHz. This instrument is engineered for high-performance measurements, offering advanced analysis functions in a compact and lightweight form factor, making it suitable for tasks such as microwave device manufacturing, and the configuration and maintenance of microwave and satellite communication systems. The U3772 is equipped with a 6.5-inch color LCD display and supports various interfaces, including LAN, USB, and GPIB, for data transfer and remote control. It operates on a triple power supply system, accommodating AC, DC, and battery power, which enhances its versatility for field operations.

### Technical Specifications

**Frequency Range:**
* 9 kHz to 43 GHz
* RF Input 1: 9 kHz to 8 GHz
* RF Input 2: 10 MHz to 43 GHz

**Sensitivity:**
* High input sensitivity: -117 dBm at 34 GHz (typical)
* Displayed Average Noise Level (DANL):
* RF Input 1, Preamp OFF: -123 dBm + 2f (GHz) dB (Band 0)
* RF Input 1, Preamp ON: -141 dBm + 3f (GHz) dB (Band 0)
* RF Input 2, Preamp OFF: -120 dBm + 1.2f (GHz) dB (Band 1)
* RF Input 2, Preamp ON: -142 dBm + 1.4f (GHz) dB (Band 1)
* Up to -139 dBm with pre-amplifier

**Amplitude:**
* Amplitude Range: +30 dBm to -123 dBm
* Maximum Input Level:
* RF Input 1 (Attenuator ≥ 10 dB, Preamp OFF): +30 dBm
* RF Input 1 (Attenuator 0 dB, Preamp ON): +13 dBm
* RF Input 2 (Attenuator 0 dB): +10 dBm
* Input Impedance: 50 ohms
* Overall Amplitude Accuracy: ±0.8 dB (up to 3.1 GHz), ±1.0 dB (up to 8 GHz)
* Level Measurement Accuracy:
* RF Input 1, Band 0: ±0.8 dB (10 MHz to 3.1 GHz)
* RF Input 1, Band 1: ±1.0 dB (3.1 to 8 GHz)
* RF Input 2, Band 4: ±4.5 dB (27.8 to 43 GHz)
* Reference Level Setting Range: RF Input 1: –140 to +40 dBm

**Resolution Bandwidth (RBW):**
* 100 Hz to 3 MHz
* 30 Hz to 3 MHz
* Selectable resolution: 1 Hz to 1 kHz

**Video Bandwidth (VBW):**
* 10 Hz to 3 MHz
* 10 Hz to 3 MHz

**Sweep Time:**
* 20 ms/50 µs (zero-span)
* 20 ms to 1000 s (spectrum mode)
* 50 µs to 1000 s (zero span)

**Dynamic Range:**
* 100 dB
* +30 dBm – -123 dBm

**Signal Purity:**
* -85 dBc/10 kHz offset

**Residual FM:**
* ≤60 Hzp-p x N/100ms

**Detector Types:**
* RMS, Normal, Positive Peak, Negative Peak, Sample
* Normal, Positive peak, Negative peak, Sample, RMS, Average

**Measurement Functions:**
* Power, OBW (Occupied Bandwidth), ACP (Adjacent Channel Power), Harmonics, Spurious, Counter
* Channel power, Total power, Average power, Spurious measurement, Frequency counter, Adjacent channel leakage power measurement, Spectrum emission mask, Noise-Hz conversion XdB down, Intermodulation
* Automatic measurement of adjacent channel power (ACP), occupied bandwidth (OBW), spurious emission
* Harmonics Measurement Function (up to 10 orders)
* Frequency counter up to 43 GHz
* Occupied Bandwidth (OBW) measurement

**Interfaces:**
* USB memory and printers support
* LAN, USB, GPIB, Video
* External trigger input
* 21.4 MHz IF output (when OPT.10 is installed)

**Physical Characteristics:**
* Weight: 5.6 kg (with battery +0.8 kg)
* Dimensions: Approx. 308 x 175 x 209 mm
* 6.5-inch color LCD display

**Power Supply:**
* Battery, DC, or AC powered
* Detachable battery pack: Up to 2 hours continuous operation (5.5 hours charge time)
* AC input: 100 to 120 VAC or 200 to 240 VAC, 50/60 Hz
* DC power input: +11 V to +17 VDC
* Power consumption: ≤100 VA (AC operation), ≤70 W (DC operation)

**Environmental:**
* Operating Temperature: 0 to +50°C
* Storage Temperature: -20 to +60°C
* Humidity: ≤85% RH (no condensation)

**Options:**
* OPT.20 High-stability frequency reference source
* OPT.74 Tracking oscillator up to 3 GHz
* OPT.76 Tracking generator (50 Ω, 3 GHz)
* OPT.77 Tracking generator (50 Ω, 6 GHz)
* OPT.10 2 Channel input (50 Ω, 3 GHz)
* OPT.28 EMC filter
* OPT.53/54 Time-domain analysis (1 ch/2 ch)
* OPT.55/56 Wide-band time-domain analysis (1 ch/2 ch)
* OPT.70/71 High-purity spectrum analysis (1ch/2 ch)

Why Choose Aumictech for the Advantest U3772 Spectrum Analyzer?
At Aumictech, we specialize in supplying high-performance RF and microwave test equipment. Whether you need precise spectrum analysis for wireless communication systems, advanced measurements for satellite systems, or reliable performance for R&D and production environments, our team ensures the Advantest U3772 delivers maximum performance and accuracy for your application.