Keysight N9938A FieldFox Spectrum Analyzer Repair

$245.00

🛡️ 90-Day Warranty ✓ Fee Credited to Repair ⚡ No Forms Needed

Factory-level Keysight N9938A repair with NIST-traceable calibration. We restore full performance for input attenuator and tracking generator functions.

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📋 How It Works

Submit Request – Pay evaluation fee & provide equipment details
Ship to Us – Send your equipment to our Oregon facility
We Evaluate – Detailed diagnosis & repair estimate
Fee Credited – Your evaluation fee applies to repair cost
We Repair – Professional repair with 90-day warranty

🔧 Fast Turnaround: Most repairs are completed within 1–3 business days.
📏 Precision Calibration: NIST-traceable calibrations included for most repairs.
🛡️ Warranty: 90-day warranty on all repairs.
📝 Transparency: Detailed evaluation and repair estimate before work begins.

✓ Evaluation Fee Credited Toward Repair

This evaluation fee is applied as credit toward your final repair cost. After we evaluate your equipment, you'll receive a detailed estimate before any repair work begins.

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Description

Keysight N9938A FieldFox Spectrum Analyzer Repair Services

June Company’s certified technicians repair and calibrate the Keysight N9938A for RF engineers, wireless technicians, broadcast engineers, EMC test technicians, and spectrum management agencies. As spectrum analyzer specialists, we understand this equipment inside and out — and we know exactly how to restore performance when problems arise.

About the Keysight N9938A

In the field, spectrum analyzers display signal amplitude versus frequency to measure carrier power, harmonics, spurious emissions, and occupied bandwidth of RF and microwave signals. Professionals depend on the Keysight N9938A for precise, repeatable results. Any degradation in performance impacts measurement confidence and downstream decisions.

Common Spectrum Analyzer Issues We Repair

June Company’s repair services for this instrument include:

Yig oscillator drift: identified during our multi-point inspection and corrected to restore specification performance
Step attenuator wear: addressed with OEM-grade components and verified against traceable standards
Display degradation: repaired by technicians experienced with Keysight instrumentation
Reference oscillator aging: resolved through targeted diagnostics and precision repair techniques
Input mixer damage from overload: diagnosed through systematic testing and resolved with component-level repair

Calibration and Performance Verification

After repair, we perform comprehensive calibration across all operational modes. For the Keysight N9938A, this includes verification of tracking generator and frequency span performance, with results documented on a NIST-traceable calibration certificate.

Why Choose June Company for Keysight Repair?

What sets June Company apart:

Traceable Calibration: NIST-traceable calibration certificates included with every repair
90-Day Warranty: All repairs backed by our parts and labor warranty
Transparent Pricing: Detailed quotes before work begins — no surprises
OEM-Grade Parts: Genuine or equivalent components for lasting reliability
Nationwide Service: Secure shipping and service for customers across the United States
Category Specialists: Dedicated experience with spectrum analyzer equipment from Keysight and related manufacturers

Our Service Workflow

Free Evaluation: Ship your Keysight N9938A to our facility. We provide a detailed assessment and firm quote at no cost.
Expert Repair: Certified technicians perform mixer replacement, YIG oscillator recalibration, attenuator service, reference oscillator adjustment, and amplitude accuracy verification.
Calibration: Full NIST-traceable calibration with documented results across all critical parameters.
Quality Verification: Final functional testing confirms your instrument meets or exceeds original specifications.
Return Shipment: Securely packaged and shipped with calibration certificate and repair documentation.

Industries We Serve

The Keysight N9938A is used by RF engineers, wireless technicians, broadcast engineers, EMC test technicians, and spectrum management agencies. June Company understands the operational demands of these fields and the importance of keeping critical test equipment in service.

Request a Repair Quote

Contact June Company for professional Keysight N9938A repair and calibration. Our team is ready to evaluate your instrument and provide a no-obligation quote.

Email: info@juneusa.com