Techmaster Electronics Inc. Acquires Rothe San Antonio Ca…
Accuracy across the range
How Techmaster Electronics Inc. Acquires Rothe San Antonio calibration works
- Intake & visual inspection
- Environmental stabilization
- As-found measurement
- Comparison to NIST-traceable standards
- Adjustment if required
- As-left results & certificate
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In-lab vs on-site calibration
In-lab calibration
- Accredited bench with full reference standards
- Best achievable measurement uncertainties
- Pickup & return logistics handled
- Ideal for precision and reference work
On-site calibration
- We calibrate the Techmaster Electronics Inc. Acquires Rothe San Antonio at your facility
- No shipping risk or transit downtime
- As-found data captured before any move
- Ideal for fixed, large or sensitive assets
In-depth guide
Techmaster Electronics Inc. Acquires Rothe San Antonio Calibration—Bringing 50 GHz RF, 100 kV Electrical & Clean-Room Services to Texas

Vista, CA & San Antonio, TX – July 8 2025 — Techmaster Electronics Inc., the veteran-owned leader in ISO/IEC 17025 accredited calibration, today announced the acquisition of Rothe San Antonio Calibration (RSAC). Effective immediately, the 4614 Sinclair Road lab and its entire ASQ-certified team become part of Techmaster’s coast-to-coast network.
The deal instantly widens San Antonio’s accredited scope—now covering RF & microwave to 50 GHz, high-energy electrical to 100 kV, ISO 14644 clean-room mapping, five-day standard (24-hour rush) turnaround, and surge capacity across 10+ Techmaster labs in the U.S., Mexico, Vietnam, and Thailand—accessible through a single 24/7 digital certificate portal.
“This fusion pairs RSAC’s 40+ year legacy with Techmaster’s global horsepower, giving manufacturers one provider for GHz-level bandwidth, high-voltage, and audit-proof compliance—without changing a single point of contact,” said Michael Lynch, President & CEO, Techmaster Electronics Inc.
All existing quotes, purchase orders, and certificates remain valid. For consolidated capability statements or immediate service, contact Techmaster Electronics Inc. – San Antonio Lab at (210) 648-3133.
About Techmaster Electronics Inc. Founded in 1989, Techmaster Electronics Inc. provides accredited calibration, repair, and test-equipment services to aerospace, defense, medical-device, semiconductor, and industrial innovators worldwide, with laboratories across North America, Mexico, Vietnam and Thailand.
Frequently asked questions
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ANAB-accredited, NIST-traceable, fast turnaround — in-lab or on-site across the USA.
Contact us for a quoteReferences & industry standards
- ISO/IEC 17025 testing & calibration laboratory requirements
- NIST calibration services and measurement traceability
- A2LA / ANAB accreditation for calibration laboratories
External standards bodies. Techmaster Electronics is an ISO/IEC 17025-accredited, NIST-traceable calibration laboratory.
