492

The Tektronix 492 is a portable, stand-alone Spectrum Analyzer introduced in 1980 that covers 50 kHz to 21 GHz.

Tektronix 492AP

The 492A/492AP update models were introduced in 1987.

492P and AP/BP have a GPIB interface.

Key Specifications

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Manuals

• Tektronix 492 Service Manual Volume 1 (PDF)
• Tektronix 492 Service Manual Volume 2 (PDF)
• Media:050-1467-01.pdf

Options

• Option 1: Digital memory
• Option 2: Pre-selector
• Option 3: Phase lock at narrow spans

Links

• Comparison of 492 with 494 and 7L18
• 49x Service notes @ John Miles KE5FX
• KE5FX GPIB toolkit
• ROM replacement
• Tek 492 DIY USB interface project

Pictures

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  Internal top view

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