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ADL 600 High Voltage Tube Preamplifier Owner’s Manual English Español Deutsch ™ Français www.presonus.com...
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CAUTION: To reduce the risk of electric shock, do not expose this normally, or has been dropped. All PreSonus products in the USA appliance to rain and moisture. The apparatus shall not be should be serviced at the PreSonus factory in Baton Rouge, Louisiana.
ADL 600 before connecting it to the rest of your studio gear. This will help you avoid problems during installation and setup. Throughout this manual you will find Power User Tips that can help make you an ADL 600 expert. English Español...
• Backlit VU meter (output level) with -6 dB switch (for metering hot signals) • >73 dB of gain What’s in the Box In addition to this manual, your ADL 600 package contains the following: PreSonus ADL 600 High Voltage Tube Preamplifier IEC power cable...
Source Select: The Source Select switch allows you to choose among all signal sources that you have connected to the ADL 600 inputs. It patches the selected input through the signal chain, bypassing the other two inputs. The Source Select switch also provides a choice of four mic-input impedances: 1500Ω, 900Ω, 300Ω, and 150Ω.
-20 dB Pad: The pad provides 20 dB of attenuation for the microphone preamp only. Power User Tip: The 20 dB pad reduces the signal level coming into your ADL 600, helping to prevent clipping and distortion from high-gain sources. Padding the input increases “headroom”...
Plugging a line-level source into the instrument input on the front of the ADL 600 risks damage to the circuit and is likely to produce a very loud and distorted audio signal. So don’t do that! Mic Inputs: The ADL 600 mic preamps work great with all types of microphones including dynamic, ribbon, and condenser microphones.
Stereo Mic-Placement Tutorial The following are a few stereo mic applications to help you get started with your ADL 600. These are by no means the only ways to record these instruments; microphone selection and placement is an art. For more information, visit your library or local bookstore, as there are many books and magazines about recording techniques.
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Owner’s Manual Stereo Mic-Placement Tutorial Current Sub Section Acoustic Guitar Point a small-diaphragm condenser microphone at the 12th fret, approximately 8 inches away. Point a large-diaphragm condenser microphone at the bridge of the guitar, approximately 12 inches from the guitar. Experiment with distances and microphone placement.
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ADL 600 Current Sub Section Stereo Mic-Placement Tutorial Drum Overheads (XY example) Place two small-diaphragm condenser microphones on an XY stereo-microphone holder (bar). Position the microphones so that each one is at a 45-degree angle, pointed down at the drum kit, approximately 7 or 8 feet above the floor or drum riser.
Owner’s Manual Audio Specifications Current Sub Section Audio Specification Input Impedance Microphone Selectable, 150/300/900/1500Ω Balanced Line 2 kΩ Instrument 100 kΩ Maximum Input Level Microphone (1500Ω, -20 dB Pad out) +5 dBu Microphone (1500Ω, -20 dB Pad in) +25 dBu Balanced Line +30 dBu Instrument...
PreSonus reserves the right to update any unit returned for repair. PreSonus reserves the right to change or improve the design of the product at any time without prior notice. This warranty does not cover claims for damage due...
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• Consult the dealer or an experienced radio/TV technician for help. CAUTION: Changes or modifications to this device not expressly approved by PreSonus Audio Electronics could void the user’s authority to operate the equipment under FCC rules. This apparatus does not exceed the Class A/Class B (whichever is...
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