Heritage Audio 73JR II Mic Preamp DI in 500 Series Format
The Heritage Audio 73JR II Mic Preamp DI brings the legendary sound of the classic 73-style mic preamp into the compact and flexible 500 series format. Designed with fully discrete Class-A circuitry and Carnhill transformers, the 73JR II delivers the unmistakable warmth, richness, and punch that made British consoles from the 1970s the gold standard for professional recordings.
Perfect for a wide range of studio applications, the 73JR II features a three-gain stage design with output trim, a front-panel DI input for direct recording of instruments, a selectable high-pass filter, and the ability to switch impedance to match a variety of microphones, including ribbons and dynamics. Whether you’re tracking vocals, guitars, bass, or drums, the 73JR II offers premium analog tone, harmonic richness, and professional flexibility in a single-slot 500 series module.
Hand-built with high-quality components, the Heritage Audio 73JR II is the ideal choice for engineers, producers, and musicians seeking authentic British preamp character with the convenience and versatility of the 500 series format.
Key Features:
- Classic 73-style mic preamp in compact 500 series format
- Fully discrete Class-A design with Carnhill input and output transformers
- Three-gain stage design with output trim for optimal level control
- Front-panel DI input for direct instrument recording
- Selectable high-pass filter for managing low-end frequencies
- Switchable input impedance to match different microphone types
- +48V phantom power and phase reverse switch
- Hand-built using premium-grade components for maximum reliability
- Ideal for vocals, guitars, bass, drums, and all studio recording needs
Technical Specifications:
- Format: 500 series single-slot module
- Mic Input: XLR balanced (via 500 series rack)
- Line Input: XLR balanced
- DI Input: 1/4″ TS front-panel input
- Output: XLR balanced
- Gain Range: Up to 80 dB
- High-Pass Filter: Selectable at 50 Hz, 80 Hz, 160 Hz, 300 Hz
- Input Impedance: Switchable between 1200Ω and 300Ω
- Phantom Power: +48V switchable
- Phase Reverse: Yes, switchable
- Frequency Response: 20 Hz - 20 kHz ±0.5 dB
- THD+N: <0.03% at +4 dBu
- Power Requirements: Standard 500 series rack with +/-16V
- Weight: Approximately 0.7 kg
Experience the authentic sound of legendary British mic preamps with the Heritage Audio 73JR II Mic Preamp DI — the perfect balance of classic tone and modern 500 series convenience for your studio.