Anonymous Verified Buyer
" Very responsive and helpful, competitive pricing. Good source! "
July 2025
RSA503A
USB Real Time Spectrum Analyzer with 4 hour battery life
Actual item may vary if no part number is provided on quote request.
✔ 2 Year Warranty Included
✔ Free Domestic Ground Shipping
✔ NIST Calibration Available
Andrew Gar**** Verified Buyer
" Amazing to work with and had my order within 1 week after purchasing with all NI certs and data that were needed. "
March 2025
Said Sai**** Verified Buyer
" Competent contact for highly specialized components. The support team is very knowledgeable. Many thanks for the help and the fast shipping! "
January 2025
Bob C**** Verified Buyer
" Jason was able to get our emergency situation taken care of quickly and professionally. "
May 2025
Gregg Flecki**** Verified Buyer
" Great service and great products. This is my 2nd time using Apex Waves, truly impressed. "
January 2025
Carol Zimme**** Verified Buyer
" Very responsive and helpful, competitive pricing. Good source! "
July 2025
Andrew Gar**** Verified Buyer
" Amazing to work with and had my order within 1 week after purchasing with all NI certs and data that were needed. "
March 2025
Said Sai**** Verified Buyer
" Competent contact for highly specialized components. The support team is very knowledgeable. Many thanks for the help and the fast shipping! "
January 2025
Bob C**** Verified Buyer
" Jason was able to get our emergency situation taken care of quickly and professionally. "
May 2025
Gregg Flecki**** Verified Buyer
" Great service and great products. This is my 2nd time using Apex Waves, truly impressed. "
January 2025
Tektronix RSA503A USB Real Time Spectrum Analyzer
The RSA503A is a high-quality real-time spectrum analyzer from Tektronix Technologies. This model is a portable instrument, which offers exceptional measurement capabilities. It offers the test frequency range of 9 kHz to 3 GHz. It also offers the real-time acquisition bandwidth of 40 MHz. It enables the user for transient capture and vector analysis. It is the most advanced and powerful tool specifically for field environments. The Tektronix RSA503A USB real-time spectrum analyzer offers fast and accurate analysis.
The Tektronix RSA503A USB real-time spectrum analyzer can be used in numerous industrial applications, such as management of radio spectrums and interference hunting, maintenance, repair, and installation of radio equipment. There is also an optional tracking generator capability, which enables the user to complete gain or loss, cable, and antenna measurements. The instrument also incorporates a standard receiver for mapping, which includes GPS or GLONASS or Beidou. The Tektronix RSA503A USB real-time spectrum analyzer also supports DataVu-PC software. This software allows the user to complete multi-unit recording for variable bandwidth.
The Tektronix RSA503A USB real-time spectrum analyzer comes with various accessories, such as calibration kits, adapters, and phase stable cables. This model is a comprehensive solution for field applications. The instrument is an extremely compact size, with dimensions of 65.28 H x 299.1 W x 271.25 D in millimeters. The Tektronix RSA503A USB real-time spectrum analyzer weighs around 3.17 kilograms. The instrument comes with an internal battery, which ensures the model can be used in extended field operations.
| Model | RSA503A |
|---|---|
| Manufacturer | Tektronix |
| Type | USB Real-Time Spectrum Analyzer |
| Frequency Range | 9 kHz to 3 GHz |
| Weight | 2.99 kg (6.6 pounds) with battery |
| RF Input Impedance | 50 Ω |
| Battery Life | 4 hours |
| RSA503A Manual | User Manual and Maintenance Manual Available for Download |
| Price | Contact a sales representative for a quote. |
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