73 DI ONE - Uncategorized Heritage Audio - Free user manual and instructions
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| Product Type | Microphone Preamplifier and Direct Injection Box |
| Brand | Heritage Audio |
| Model | 73 DI ONE |
| Dimensions (W x D x H) | 19" x 6.5" x 1.75" (standard 1U rack) |
| Weight | 5.5 lbs (2.5 kg) |
| Power Supply | External 24V DC adapter |
| Input Impedance (DI) | 1 MΩ |
| Input Impedance (Mic) | 1.2 kΩ |
| Output Impedance | 300 Ω |
| Frequency Response | 20 Hz - 20 kHz, ±0.5 dB |
| Maximum Gain (Mic) | 80 dB |
| Maximum Gain (DI) | 40 dB |
| Equalizer | 3-band fixed: 60 Hz (low), 800 Hz (mid), 12 kHz (high) |
| DI Input Connector | 1/4" unbalanced |
| Mic Input Connector | XLR balanced |
| Output Connector | XLR balanced |
| Phantom Power | 48V switchable |
| Maintenance | Wipe with a dry, lint-free cloth. Avoid solvents. |
| Safety | Do not expose to rain or moisture. No user-serviceable parts. |
| Spare Parts and Repairability | Contact Heritage Audio authorized service center. |
| General Information | Designed to replicate the classic 1073 preamp in a DI format. |
Frequently Asked Questions - 73 DI ONE Heritage Audio
What is the 73 DI ONE?
The 73 DI ONE is a single-channel microphone preamplifier and direct injection box from Heritage Audio, inspired by the classic 1073 console preamp.
How do I connect a guitar to the 73 DI ONE?
Connect your guitar to the 1/4" DI input on the front panel. Use a standard instrument cable. The DI input has a 1 MΩ impedance suitable for high-impedance sources.
Does the 73 DI ONE require phantom power?
It can provide 48V phantom power to condenser microphones via a switch on the front panel. It does not require phantom power to operate; it has its own external power supply.
What kind of power supply is needed?
The unit uses an external 24V DC adapter (center positive, 2.1mm barrel). Ensure you use the supplied adapter or a compatible one.
How should I clean the 73 DI ONE?
Clean the exterior with a soft, dry cloth. Do not use any abrasive cleaners or solvents. Avoid getting moisture into the controls or connectors.
Can I use the 73 DI ONE as a standalone preamp?
Yes, it functions as a full-featured microphone preamp with DI capability. Simply connect a microphone to the XLR input and adjust the gain and EQ.
What are the EQ settings on the 73 DI ONE?
It features a 3-band fixed equalizer: low shelf at 60 Hz, mid bell at 800 Hz, and high shelf at 12 kHz. Each band has ±15 dB boost/cut.
Is the 73 DI ONE rack-mountable?
Yes, it has a standard 1U rackmount chassis (19 inches wide). Rack ears are included for mounting in a standard equipment rack.
What is the warranty on the 73 DI ONE?
Heritage Audio typically offers a 2-year limited warranty on their products. Check your dealer or the official website for exact terms.
Where can I find the user manual for the 73 DI ONE?
You can download the PDF manual from notice-facile.com or the Heritage Audio official website. The manual includes detailed instructions and specifications.
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USER MANUAL 73 DI ONE Heritage Audio
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Product information
Brand : Heritage Audio
Model : 73 DI ONE
Category : Uncategorized