OSD Audio PRE-1 User manual

OSD Audio
Brand
OSD Audio
Model
PRE-1
Category
Loudspeakers
Type
User manual

OSD Audio PRE-1 Stereo Preamplifier:

OSD Audio's PRE-1 is a feature-rich, versatile, high-quality stereo preamplifier with an array of input and output options. Have the ability to connect microphones, CD/DVD players, turntables, tape decks, and a range of other devices to your home audio system. With its comprehensive tone controls, including bass, midrange, treble, and loudness, you can tailor the sound to your liking.

The PRE-1 also features a dedicated microphone preamp, making it an excellent choice for those who want to connect a microphone to their home audio system.

OSD Audio PRE-1 Stereo Preamplifier:

OSD Audio's PRE-1 is a feature-rich, versatile, high-quality stereo preamplifier with an array of input and output options. Have the ability to connect microphones, CD/DVD players, turntables, tape decks, and a range of other devices to your home audio system. With its comprehensive tone controls, including bass, midrange, treble, and loudness, you can tailor the sound to your liking.

The PRE-1 also features a dedicated microphone preamp, making it an excellent choice for those who want to connect a microphone to their home audio system.

PRE 1
STEREO PRE AMPLIFIER INSTALL GUIDE
2015-09-01
POWER
MIC
MIC LEVEL BASS
MID TREBLE LOUDNESS BALANCE
VOLUME
CD/DVD
MONOTAPE
LOW FILTER MUTE
AUX1 AUX2
PHONO
INPUT SELECT
Min Max Min Max Min Max Min Max Min Max
Min Max
Left Right
STEREO PRE-AMP
1PRE
STEREO PRE-AMP
CD/DVD AUX1 AUX2
STEREO PRE-AMP
1PRE
STEREO PRE-AMP
2015-09-01
POWER
MIC
MIC LEVEL BASS
MID TREBLE LOUDNESS BALANCE
VOLUME
CD/DVD
MONOTAPE
LOW FILTER MUTE
AUX1 AUX2
PHONO
INPUT SELECT
Min Max Min Max Min Max Min Max Min Max
Min Max
Left Right
STEREO PRE-AMP
1PRE
STEREO PRE-AMP
CD/DVD AUX1 AUX2
STEREO PRE-AMP
1PRE
STEREO PRE-AMP
PRE 1 INSTALL GUIDE
Front Panel Description
Back Panel Description
1. Power ON / OFF
2. Microphone Jack Input
3. Mic Level Control
4. Bass Control: To boost or attenuate low frequency sound.
5. Midrange Control: To boost or attenuate midrange frequency sound.
6. Treble Control: To boost or attenuate high frequency sound.
7. Loudness: To compensate for the non-linear response of the human ear at low volume.
8. Balance: Controls the relative volume between the left/right speakers and headphone.
9. Master Volume: Adjusts the main output volume level of speakers and headphones.
10. Input Selector: Switch between multiple input sources.
11. Tape: Input for an analog tape deck
12. Mono: Switch between mono or stereo signal
13. Low Frequency Filter: Eliminates low frequency distortion from a turntable or warped record.
14. Mute: Reduce the volume level by 20dB. Useful when changing records, tapes or changing sources.
1. Phono Inputs: Connect to Left/Right output from a turntable.
2. Aux Input 2: Auxiliary source input.
3. Aux Input 1: Auxiliary source input.
4. CD/DVD Input: Connect to Left/Right output from a CD or DVD player.
5. Tape Play: Connect to a tape decks output jacks.
6. Tape Rec: Connect to a tape decks input jacks.
7. Output: Used to connect to a signal processing unit, such as a graphic equalizer or can be connected to a power
amplier with higher output power.
8. Ground Screw: Connect the ground wire from a turntable here to avoid hum or feedback from the speakers.
9. AC Selector: Switch between 110V-220V AC.
10. Fuse Holder: Contains primary AC fuse If fuse blows replace only with the same amperage fuse.
11. AC Power Cord: Plug the AC cord into a nearby AC outlet or surge protector.
1. 2. 3. 4. 5. 6. 7. 8. 9. 10.
9.8.7.6.5.4.3.2.1.
11.
14.
11.
12.
13.
10.
2015-09-01
POWER
MIC
MIC LEVEL BASS
MID TREBLE LOUDNESS BALANCE
VOLUME
CD/DVD
MONOTAPE
LOW FILTER MUTE
AUX1 AUX2
PHONO
INPUT SELECT
Min Max Min Max Min Max Min Max Min Max
Min Max
Left Right
STEREO PRE-AMP
1PRE
STEREO PRE-AMP
CD/DVD AUX1 AUX2
STEREO PRE-AMP
1PRE
STEREO PRE-AMP
System Diagram
PRE 1 INSTALL GUIDE
CD/DVD
AUX 2
AUX1
TAPE
PHONO
AMPLIFIER
PRE 1 INSTALL GUIDE
Specications
Warranty Information
All OSD AUDIO electronics have (2) year Limited Warranty against defects in materials and workmanship. Proof of purchase must accompany all
claims. During the warranty period OSD AUDIO will replace any defective part and correct any defect in workmanship without charge for either parts or
labor
OSD AUDIO may replace returned electronics with a product of equal value and performance. In such cases, some modications to the mounting may
be necessary and are not OSD AUDIO’s responsibility.
For this warranty to apply, the unit must be installed and used according to its written instructions. If necessary, repairs must be performed by OSD
AUDIO. The unit must be returned to OSD AUDIO at the owner’s expense and with prior written permission. Accidental damage and shipping damage
are not considered defects, nor is damaged resulting from abuse or from servicing performed by an agency or person not specically authorized in
writing by OSD Audio
OSD AUDIO sells products only through authorized dealers and distributors to ensure that customers obtain proper support and service. Any OSD
AUDIO product purchased from an unauthorized dealer or other source, including retailers, mail order dealers and online sellers will not be honored or
serviced under existing OSD AUDIO warranty policy. Any sale of product by an unauthorized source or other manner not authorized by OSD AUDIO
shall void the warranty on the applicable product.
Damage to or destruction of components due to application of excessive power voids the warranty on those parts. In these cases, repairs will be made
on the basis of the retail value of the parts and labor. To return for repairs, you must email customer service at [email protected] for a Returned
Merchandise Authorization (RMA) number then the unit must be shipped to OSD AUDIO at the owner’s expense, along with a note explaining the
nature of service required. Be sure to pack the product(s) in a corrugated container with at least 3 inches of resilient material to protect the unit from
damage in transit.
This Warranty Does Not Cover: Damage caused by abuse, accident, misuse, negligence, or improper operation (installation) • Any products that have
been altered or modied • Any product whose identifying number of decal, serial #, etc. has been altered, defaced or removed • Normal wear and
maintenance.
PRE1 Manual 3/16
OSD Audio | Brea, CA | osdaudio.com
Input Sensitivity/Impedance
Mic 0.5V/600 Ohms
Phono 3mV/47k Ohms
Tape,Tuner, CD/DVD, Aux 150mV/47k Ohms
Output Level/Impedance
Tape Rec 150mV/100k Ohms
Pre Output 500mV/47k Ohms
Total Harmonic Distortion
Mic less than 0.4%
Phono less than 0.4%
Tape,Tuner, CD/DVD, Aux less than 0.2%
Signal to Noise Ratio
Mic more than 50dB
Phono more than 70dB
Tape,Tuner, CD/DVD, Aux more than 80dB
Frequency Response 5Hz - 30kHz +0 -3dB
Tone Control
Bass ± 12dB @ 100Hz
Midrange ± 6dB @ 1kHz
Treble ± 12dB @ 10kHz
Loudness Control +4/0/+2dB @ 100/1k/10kHz
Power Requirements AC 120V 60Hz / 220V 50Hz
Dimensions 18.9" x 2.36" x 8.25"
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OSD Audio PRE-1 User manual

OSD Audio
Brand
OSD Audio
Model
PRE-1
Category
Loudspeakers
Type
User manual

OSD Audio PRE-1 Stereo Preamplifier:

OSD Audio's PRE-1 is a feature-rich, versatile, high-quality stereo preamplifier with an array of input and output options. Have the ability to connect microphones, CD/DVD players, turntables, tape decks, and a range of other devices to your home audio system. With its comprehensive tone controls, including bass, midrange, treble, and loudness, you can tailor the sound to your liking.

The PRE-1 also features a dedicated microphone preamp, making it an excellent choice for those who want to connect a microphone to their home audio system.

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