Heritage Audio 73 JR 500 Equalizer

Heritage Audio 73EQ JR - A Compact Yet Powerful EQ Module for 500 Series

The Heritage Audio 73EQ JR is a comprehensive line input module for the 500 Series, offering the exceptional quality of a 3-band equalizer combined with a transformer-coupled line preamp and Class A transformer balanced output stage. This module stands out in its ability to deliver a full transformer-based, Class A sound, making it a unique addition to any studio setup.

Key Features:

• Versatile EQ Bands: Features Baxandall type High and Low shelf bands with a high-frequency selector switch offering 4 different frequencies, and a dual inductor mid band for rich boosts.
• Transformer-Coupled Line Preamp: Shares the same quality as the Heritage Audio 6673 '80 Series', ensuring high-quality audio capture.
• Class A Output Stage: Ensures warm, balanced outputs, synonymous with classic analog sound.
• Flexible Gain Range: The line preamp offers a range of +6 to -20 dB, accommodating heavy EQ boosts without overloading A/D converters.
• Power Management: Includes internal +24 V slow turn-on regulation, enhancing the unit's independence and power stability.

Specifications:

• Input Impedance: 10 kΩ bridging, transformer balanced and floating.
• Output Impedance: Less than 75 Ω, capable of driving a 600 Ω load.
• Maximum Output: Greater than +26 dBu into 600 Ω.
• THD: Less than 0.025% at 1 kHz, less than 0.05% at 100 Hz.
• Maximum Gain: 6 dB.
• Power Consumption: Less than 85 mA per rail at ±16 V DC.

The Heritage Audio 73EQ JR is not just an EQ module; it's a robust tool that brings the essence of classic analog sound into the modern studio environment. Its compact size belies its sonic capabilities, making it a valuable asset for studios looking for top-tier EQ functionality in a 500 series format.