Description
Keysight M9374A Vector Network Analyzer Repair Services
When your Keysight M9374A needs service, June Company provides component-level repair and traceable calibration. Our technicians have deep experience with vector network analyzer equipment and routinely bring these units back to manufacturer specifications.
About the Keysight M9374A
Used across demanding applications, vector network analyzers measure both magnitude and phase of S-parameters to fully characterize RF/microwave components including impedance, gain, isolation, and group delay. Keeping the Keysight M9374A within specification protects measurement integrity and ensures compliance with industry standards.
Common Vector Network Analyzer Issues We Repair
Each repair includes comprehensive service:
- Mechanical switch degradation: resolved through targeted diagnostics and precision repair techniques
- Test port connector wear and damage: diagnosed through systematic testing and resolved with component-level repair
- Source power leveling errors: identified during our multi-point inspection and corrected to restore specification performance
- Receiver calibration drift: addressed with OEM-grade components and verified against traceable standards
- Frequency synthesizer faults: repaired by technicians experienced with Keysight instrumentation
Calibration and Performance Verification
After repair, we perform comprehensive calibration across all operational modes. For the Keysight M9374A, this includes verification of port extension and time domain gating performance, with results documented on a NIST-traceable calibration certificate.
Why Choose June Company for Keysight Repair?
Reasons professionals trust June Company:
- Traceable Calibration: NIST-traceable calibration certificates included with every repair
- 90-Day Warranty: All repairs backed by our parts and labor warranty
- Component-Level Repair: We diagnose and repair at the board and component level, not just swap modules
- Transparent Pricing: Detailed quotes before work begins — no surprises
- Category Specialists: Dedicated experience with vector network analyzer equipment from Keysight and related manufacturers
- Nationwide Service: Secure shipping and service for customers across the United States
From Intake to Return
- Free Evaluation: Ship your Keysight M9374A to our facility. We provide a detailed assessment and firm quote at no cost.
- Expert Repair: Certified technicians perform test port reconditioning, source/receiver chain repair, synthesizer recalibration, and full SOLT/TRL calibration 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 M9374A is used by RF/microwave engineers, antenna designers, filter manufacturers, PCB signal integrity engineers, and satellite payload teams. 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 M9374A repair and calibration. Our team is ready to evaluate your instrument and provide a no-obligation quote.
Email: info@juneusa.com






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