Anritsu MG3691B Synthesized Signal Generator, 10MHz to 10GHz

Anritsu MG3691B,A synthesized signal generator that spans 10MHz to 10GHz, providing stable signal output with precise amplitude control. Suitable for laboratory and production testing, it supports a wide range of RF testing scenarios in modern communication systems.

Model
Anritsu MG3691B
Calibration
Available on request
Price
$5,880
Status
In stock
RFQ ref
MG3691B
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This unit

The Anritsu MG3691B is a synthesized signal generator spanning 10 MHz to 10 GHz, delivering stable, precise RF output with meticulous amplitude control. Engineered for laboratory, production, and research environments, it addresses diverse RF testing requirements in modern communication systems with high frequency resolution, low phase noise, and flexible modulation capabilities.


Technical Specifications

Frequency Performance

  • Frequency range: 10 MHz to 10 GHz

  • Frequency resolution: 1 Hz minimum

  • Frequency accuracy: ±5 × 10⁻⁷ per hour (typical) Output Characteristics

  • Output level range: -130 dBm to +13 dBm

  • Output level resolution: 0.1 dB steps

  • Output level accuracy: ±1.0 dB typical at +10 dBm, 1 GHz

  • Output impedance: 50 Ω

  • RF connector: Type N female Signal Quality

  • Harmonic distortion: -30 dBc or better at +10 dBm output, 1 GHz

  • Spurious output: -60 dBc or better at +10 dBm output, 1 GHz

  • Phase noise: -110 dBc/Hz at 1 kHz offset (typical, 1 GHz carrier, -10 dBm output) Modulation


Internal modulation available at 1 kHz and 400 Hz for AM (0–100% depth), FM (0–100 kHz deviation), and PM (0–10 radians peak). Sweep Capability
Linear and logarithmic frequency sweep with adjustable level sweep and sweep time.

Key Features



  • Precise 1 Hz frequency resolution across a decade-spanning range

  • Wide dynamic range: -130 dBm to +13 dBm output capability

  • Multiple modulation modes (AM, FM, PM) with internal low-frequency sources

  • Excellent phase noise performance for sensitive receiver testing

  • GPIB (IEEE-488) interface for remote programming and automation


Typical Applications Component characterization, receiver sensitivity and selectivity testing, transmitter power and spectral purity validation, communication standard compliance verification, and system integration testing where stable, low-noise RF sources are required.


Compatibility & Integration GPIB control interface enables integration with automated test systems and laboratory equipment suites. 50 Ω output impedance matches standard RF testing infrastructure. AC power requirement: 100/120/220/240 VAC ±10%, 50/60 Hz; 300 VA typical consumption.

Specifications

ParameterValue
Frequency Range10 MHz to 10 GHz | Power Range (dBm): '-130 dBm to +13 dBm | Voltage / Current Range: 100/120/220/240 VAC ±10%, 50/60 Hz

Anritsu MG3691B — Repair & Calibration Service

Aumictech offers NIST-traceable calibration and repair for the Anritsu MG3691B. Calibration covers output frequency accuracy, output power level accuracy across the full frequency range, AM/FM/PM/pulse modulation accuracy, harmonic and spurious output levels, and phase noise floor verification. All calibrations ship with a NIST-traceable certificate. Turnaround is typically 1–3 business days after receipt.

Standard Cal
$450
Pass/fail cert + NIST sticker
Cal with Data
$650
Full NIST cert with measured values

Common Anritsu MG3691B faults: YIG oscillator failure (no output or loss of lock), step attenuator wear (output drops or steps at set attenuation), ALC loop failure (uncontrolled output power), I/Q modulator assembly failure. HP/Agilent 836xx series most common faults are YIG oscillator failure and step attenuator contact wear causing output steps or drops at specific attenuation settings. Keysight E4428C/E4438C units most commonly develop ALC loop failure and I/Q modulator assembly faults. YIG oscillator replacement and attenuator service are stocked repairs.

Anritsu MG3691B price

This Anritsu MG3691B is listed at $5,880. Calibration is available separately from $450. Contact us for volume pricing or if you need multiple units.

Anritsu MG3691B calibration cost

NIST-traceable calibration for the Anritsu MG3691B is $450 (standard — pass/fail certificate and calibration sticker) or $650 (full measured data at every test point, reference standards documented, traceability chain included). Calibration for this instrument covers output frequency accuracy, output power level accuracy across the full frequency range, AM/FM/PM/pulse modulation accuracy, harmonic and spurious output levels, and phase noise floor verification. Turnaround is 1 to 3 business days after receipt. See full calibration details →

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