- Tektronix 492-01-02-03- Manufacturer: Tektronix
- Model: 492-02-03
 - Tektronix 492-01-02-03 Details Tektronix 492-01-02-03 Base Frequency: 50 KHz Max Frequency: 21 GHz The 492 Portable Spectrum Analyzer is a high performance, rugged, microprocessor aided instrument of compact siz... Lake Mary, FL
- Tektronix 492-02-03- Manufacturer: Tektronix
- Model: 492-02-03
 - Tektronix 492-02-03 Details Tektronix 492-02-03 Base Frequency: 50 KHz Max Frequency: 21 GHz The 492 Portable Spectrum Analyzer is a high performance, rugged, microprocessor aided instrument of compact size and ... Lake Mary, FL
 - Tektronix 492-01-02-03- Manufacturer: Tektronix
- Model: 492-02-03
 - The Tektronix 492-01-02-03 is a Portable Spectrum Analyzer that is a high performance, rugged, microprocessor aided instrument of compact size and hars automatic modes. Three-knob operation provides use as simpl... Webster, MA

