Spectrum Analyzer Manufacturers

Here is a verified and structured directory of leading manufacturers of Spectrum Analyzers worldwide, including addresses, phone numbers, emails, websites, and their analyzer types (Real-time, FFT-based, RF spectrum analyzers, etc.). These companies are globally recognized in RF, telecom, and electronic measurement industries. 

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🌍 Major Spectrum Analyzer Manufacturers (Global Directory)

1. Keysight Technologies

Types of Spectrum Analyzers

• Real-Time Spectrum Analyzers (RTSA)

• FFT-based analyzers

• Signal & RF spectrum analyzers

Contact Details

• Headquarters: 1400 Fountaingrove Parkway, Santa Rosa, CA 95403, USA

• Phone: +1 800 829 4444 

• Email: contact via regional support portal

• Website: https://www.keysight.com

Notes

Keysight is one of the largest global manufacturers of electronic measurement instruments, widely used in 5G, aerospace, and RF systems. 

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2. Rohde & Schwarz

Types

• Real-time spectrum analyzers

• High-performance FFT analyzers

• Signal & spectrum analyzers

Contact Details

• Address: Mühldorfstraße 15, 81671 Munich, Germany

• Phone: +49 89 4129 0

• Email: info@rohde-schwarz.com

• Website: https://www.rohde-schwarz.com

Notes

Known for high-end RF and EMC testing instruments used in defense and telecom sectors. 

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3. Tektronix, Inc.

Types

• Real-time spectrum analyzers

• Portable spectrum analyzers

• FFT-based analyzers

Contact Details

• Address: 14150 SW Karl Braun Drive, Beaverton, Oregon 97077, USA

• Phone: +1 800 833 9200 

• Email: tektronix.service@tektronix.com

• Website: https://www.tek.com

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4. Anritsu Corporation

Types

• Real-time spectrum analyzers

• Handheld RF analyzers

• FFT-based analyzers

Contact Details

• Headquarters: 5-1-1 Onna, Atsugi-shi, Kanagawa 243-8555, Japan

• Phone: +81 46 223 1111

• Toll-free (US): 1-800-267-4878 

• Website: https://www.anritsu.com

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5. RIGOL Technologies

Types

• FFT-based spectrum analyzers

• Real-time spectrum analyzers

Contact Details

• Headquarters: Beijing, China 

• Phone (India contact): +91 9506111118 

• Website: https://www.rigol.com

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6. Siglent Technologies

Types

• FFT-based analyzers

• Real-time spectrum analyzers

Contact Details

• Address: Shenzhen, China

• Phone: +49 (0)821 666 0 111-0 

• Email: info@siglent.com

• Website: https://www.siglent.com

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7. Signal Hound

Types

• USB-based spectrum analyzers

• Real-time spectrum analyzers

Contact Details

• Address: 25 NW 23rd Place, Suite 6, Battle Ground, WA 98604, USA

• Phone: +1 360 313 7997 

• Email: info@signalhound.com

• Website: https://www.signalhound.com

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8. Aaronia AG

Types

• Real-time spectrum analyzers

• Portable RF analyzers

Contact Details

• Address: Kackertstraße 11, 52072 Aachen, Germany

• Phone: +49 6556 900 310 

• Email: info@aaronia.de

• Website: https://www.aaronia.com

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9. B&K Precision

Types

• FFT-based spectrum analyzers

• General-purpose analyzers

Contact Details

• Address: 22820 Savi Ranch Parkway, Yorba Linda, CA 92887, USA

• Phone: +1 714 921 9095

• Website: https://www.bkprecision.com

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10. Aim-TTi (Thurlby Thandar Instruments)

Types

• RF spectrum analyzers

• FFT-based analyzers

Contact Details

• Address: Glebe Road, Huntingdon, Cambridgeshire, UK

• Phone: +44 1480 412451

• Website: https://www.aimtti.com

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11. Viavi Solutions

Types

• RF spectrum analyzers

• Real-time analyzers

Contact Details

• Address: 6001 America Center Drive, San Jose, CA 95002, USA

• Phone: +1 408 404 3600

• Website: https://www.viavisolutions.com

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12. Yokogawa Electric Corporation

Types

• FFT-based analyzers

• Signal analyzers

Contact Details

• Address: 2-9-32 Nakacho, Musashino-shi, Tokyo 180-8750, Japan

• Phone: +81 422 52 5555

• Website: https://www.yokogawa.com

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📊 Classification by Analyzer Type

Real-Time Spectrum Analyzer Manufacturers

• Keysight Technologies

• Rohde & Schwarz

• Tektronix

• Anritsu

• Signal Hound

• Aaronia

FFT-Based Spectrum Analyzer Manufacturers

• RIGOL Technologies

• Siglent Technologies

• Yokogawa Electric

• B&K Precision

• Aim-TTi

Hybrid / Multi-Type Manufacturers

• Keysight

• Rohde & Schwarz

• Anritsu

• Tektronix

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📌 Industry Insight

• The global market is dominated by US, Germany, Japan, and China-based companies. 

• These manufacturers produce analyzers for RF testing, telecommunications, aerospace, and electronics R&D. 

• Many companies provide real-time + FFT hybrid analyzers combining both technologies.

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✅ Conclusion

Spectrum analyzer manufacturing is concentrated among a few high-technology companies with global reach.

• Keysight & Rohde & Schwarz → High-end lab and telecom applications

• Tektronix & Anritsu → Versatile and field testing solutions

• RIGOL & Siglent → Cost-effective FFT analyzers

• Signal Hound & Aaronia → Portable and real-time solutions

These companies collectively cover all major spectrum analyzer types—real-time, FFT-based, and hybrid systems, serving industries from wireless communication to defense and research laboratories.

Spectrum Analyzers