OSD Audio PRE 1 User Manual

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.

OSD Audio PRE 1 Specifications

General

Brand	OSD Audio
Model	PRE 1
Category	Amplifier
Language	English