Fit and constraints
Intended use
Constraints
To use it
Questions
Which connections, drivers, operating systems, and sample rates are supported by this exact revision?
Ask before you buy via contact. Confirm power, condition grade, and included items against the listing photos.
What cables, mounts, power supplies, or licenses are included?
Ask before you buy via contact. Confirm power, condition grade, and included items against the listing photos.
Is the current retailer listing new stock, demo stock, open box, or special order?
Ask before you buy via contact. Confirm power, condition grade, and included items against the listing photos.
Description
The Spectra 1964 STX 500 is a passive EQ unit designed to integrate with the STX 100 amplifier, eliminating insertion loss and distortion during boost or cut operations. It offers eight frequency bands: low frequencies at 50Hz, 100Hz, 200Hz, and 15KHz, plus high frequencies at 2.5KHz, 5KHz, 10KHz, and 15KHz. Each band includes an individual bypass switch for selective frequency control.