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Tektronix TR503
tracking generator
Tektronix TR503

Produced from 1981 to 1995

(All manuals in PDF format unless noted otherwise)
Manuals – Specifications – Links – Pictures

The Tektronix TR503 is a tracking generator plug-in for the TM500 system.

It is intended to be used in conjunction with the 49X-series, 275X-series, and 279X-series spectrum analyzers.

The TR503 is similar to the TR502 except for the different oscillator and intermediate frequencies (see link).

Key Specifications

Frequency range 100 kHz to 1.8 GHz
Maximum output level 0 dBm ±0.5 dB
Level range 0 to –59 dBm
Level flatness ±0.75 dB



Year 1981 1988 1993
Catalog price $6,300 $7,080 $7,080
In 2022 Dollars $19,700 $17,000 $13,900