1. Introducció
Thank you for choosing the OSD Audio PRE-1 High Definition Preamplifier. This unit is designed to enhance your audio experience by providing versatile source selection and precise audio control. The PRE-1 acts as a central hub for various audio components, including turntables, CD/DVD players, and tape decks, delivering a clean and powerful signal to your main ampmés viu.
This manual provides detailed instructions for the proper setup, operation, and maintenance of your PRE-1 preamplifier. Please read this manual thoroughly before operating the unit to ensure optimal performance and longevity.
2. Informació important de seguretat
- Font d'alimentació: Connecteu la unitat només al tipus de font d'alimentació indicat a l'etiqueta de marcatge.
- Ventilació: Ensure adequate ventilation. Do not block any ventilation openings. Install in accordance with the manufacturer’s instructions.
- Aigua i humitat: No utilitzeu aquest aparell a prop de l'aigua ni l'exposeu a degoteigs o esquitxades.
- Calor: No instal·leu a prop de cap font de calor com ara radiadors, registres de calor, estufes o altres aparells (inclosos amplificadors) que produeixen calor.
- Neteja: Netegeu només amb un drap sec.
- Manteniment: No intenteu atendre aquest producte vosaltres mateixos. Consulteu tots els serveis a personal de servei qualificat.
- Posada a terra: Aquesta unitat ha d'estar correctament connectada a terra.
3. Contingut del paquet
Si us plau, comproveu que els següents elements estiguin inclosos al vostre paquet:
- OSD Audio PRE-1 High Definition Preampmés viu
- Cable d'alimentació
- Manual d'usuari (aquest document)
4. Producte acabatview
4.1. Tauler frontal
The front panel provides access to all primary controls and a microphone input for convenient use.
This image displays the front panel of the OSD Audio PRE-1 Preamplifier, including its physical dimensions for installation planning.
Un detallat view of the left side of the PRE-1's front panel, highlighting the Microphone Level, Bass, Midrange, and Treble adjustment knobs.
Un detallat view of the right side of the PRE-1's front panel, showing the Loudness, Balance, and Volume controls, along with input selection and function buttons.
- Botó d'encesa: Encén o apaga la unitat.
- Entrada de micròfon: Jack de 1/4 de polzada per connectar un micròfon.
- Nivell de micròfon: Ajusta el volum de l'entrada del micròfon.
- Control de baix: Ajusta la sortida de baixa freqüència.
- Control mitjà: Adjusts the mid-range frequency output.
- Control dels aguts: Ajusta la sortida d'alta freqüència.
- Sonoritat: Engages or disengages a loudness contour for enhanced bass and treble at low volumes.
- Balanç: Ajusta el balanç del canal esquerre/dret.
- Volum: Control de volum principal per a totes les sortides.
- Selecció d'entrada: Rotary knob to choose between Phono, AUX1, AUX2, and CD/DVD inputs.
- Tape Button: Activates the Tape Monitor loop.
- Botó mono: Combines stereo signals into a monaural output.
- Filtre baix: Engages a low-frequency cut-off filter.
- Silenciar: Silences all audio output.
4.2. Panell posterior
The rear panel houses all the necessary input and output connections for your audio system.
The rear panel of the PRE-1 Preamplifier, showing all input and output connections for various audio devices.
- Phono Input (L/R): RCA inputs for connecting a turntable. Includes a ground terminal.
- AUX1 Input (L/R): RCA inputs for general auxiliary devices.
- AUX2 Input (L/R): RCA inputs for a second auxiliary device.
- CD/DVD Input (L/R): RCA inputs for CD or DVD players.
- Tape Play (L/R): RCA inputs for the playback output of a tape deck or other recording device.
- Tape Rec (L/R): RCA outputs for connecting to the recording input of a tape deck or other recording device.
- Output (L/R): RCA outputs to connect to your main power ampmés viu.
- Terminal de terra (GND): Connects to the ground wire of your turntable to reduce hum.
- Interruptor selector: For internal configuration (typically left in default position unless specified).
- Fusible: Replace only with the specified fuse type and rating.
- Entrada d'alimentació de CA: Connects to the supplied power cable.
5. Configuració i connexions
Follow these steps to properly set up your OSD Audio PRE-1 Preampmés viu:
- Col·locació: Place the PRE-1 on a stable, flat surface, ensuring adequate ventilation around the unit. Avoid placing it near heat sources or in direct sunlight.
- Apagar: Ensure all audio components, including the PRE-1 and your main amplifier, are turned off before making any connections.
- Fonts de connexió:
- Plataforma giratòria: Connect the RCA cables from your turntable to the Phono Input (L/R) on the PRE-1. Connect the turntable's ground wire to the GND terminal on the PRE-1.
- Reproductor de CD/DVD: Connect the RCA cables from your CD/DVD player to the CD/DVD Input (L/R).
- Other Devices (e.g., Streamer, Tuner): Connect RCA cables from these devices to the AUX1 Input (L/R) or AUX2 Input (L/R).
- Tape Deck: Connect the playback outputs of your tape deck to the Tape Play (L/R) inputs. Connect the recording inputs of your tape deck to the Tape Rec (L/R) sortides.
- Connecta't a Ampmés viu: Connecteu el Output (L/R) RCA jacks on the PRE-1 to the input jacks of your main power ampmés viu.
- Connexió d'alimentació: Connecteu el cable d'alimentació subministrat al Entrada d’alimentació de CA. on the rear panel of the PRE-1, then plug it into a suitable wall outlet.
- Encesa inicial: Turn on your main power amplifier first, then turn on the PRE-1. When powering off, turn off the PRE-1 first, then your main ampmés viu.
6. Instruccions de funcionament
Once your PRE-1 is connected, follow these steps for basic operation:
- Seleccioneu l'entrada: Utilitza el Selecció d’entrada rotary knob on the front panel to choose the desired audio source (Phono, AUX1, AUX2, CD/DVD).
- Ajustar el volum: Comença amb el Volum knob at its minimum setting. Begin playing your selected audio source and slowly increase the volume to a comfortable listening level.
- Controls de to: Utilitza el Baix, Mitjana, i Aguts knobs to adjust the tonal characteristics of your audio. Turn clockwise to increase, counter-clockwise to decrease.
- Control d'equilibri: Ajusteu el Balanç knob to fine-tune the left and right channel output for optimal stereo imaging.
- Sonoritat: Premeu el botó sonoritat button to activate a contour that boosts bass and treble frequencies, which can be beneficial at lower listening volumes. Press again to deactivate.
- Filtre baix: Premeu el botó Filtre baix button to engage a filter that reduces very low frequencies. This can help eliminate rumble from turntables or other unwanted low-frequency noise. Press again to deactivate.
- Mono: Premeu el botó Mono button to combine the left and right stereo channels into a single monaural signal. This is useful for playing mono recordings. Press again for stereo.
- Silenciar: Premeu el botó Silenciar button to instantly silence the audio output. Press again to restore sound.
- Ús del micròfon: Plug a microphone into the Entrada de micròfon. Adjust the microphone's volume using the Nivell de micròfon perilla.
- Tape Monitoring/Recording: If you have a tape deck connected, select the appropriate input for playback. To record, ensure your tape deck is set to record and the PRE-1 is passing the desired source through the Tape Rec outputs.
7. Manteniment
Proper care and maintenance will ensure the longevity and optimal performance of your PRE-1 Preampmés viu.
- Neteja: Use a soft, dry cloth to clean the exterior of the unit. Do not use liquid cleaners, aerosols, or harsh chemicals, as they may damage the finish or internal components.
- Ventilació: Periodically check that the ventilation openings are free from dust and obstructions.
- Connexions: Occasionally check all cable connections to ensure they are secure. Loose connections can lead to signal loss or interference.
- Emmagatzematge: Si guardeu la unitat durant un període prolongat, desconnecteu-la de la presa de corrent i guardeu-la en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes.
8. Solució De Problemes
If you experience issues with your OSD Audio PRE-1, refer to the following common problems and solutions:
| Problema | Causa possible | Solució |
|---|---|---|
| Sense poder | Power cable not connected; Power outlet not active; Blown fuse | Ensure power cable is securely connected. Test the outlet with another device. Check and replace the fuse if necessary (refer to specifications for fuse type). |
| Sense sortida de so | Incorrect input selected; Volume too low; Mute engaged; Loose audio cables; Main amplifier off or incorrect input selected | Select the correct input source. Increase the volume. Disengage Mute. Check all RCA cable connections. Ensure your main amplifier is on and set to the correct input. |
| So distorsionat | Volume too high (clipping); Incorrect tone control settings; Faulty cables | Reduce the volume. Adjust Bass, Mid, and Treble controls to neutral or desired settings. Try replacing audio cables. |
| Soroll de brunzit o brunzit | Ground loop; Loose ground wire (Phono); Interference from other electronics | Ensure turntable ground wire is connected to the PRE-1's GND terminal. Try moving the PRE-1 or other audio components away from power cables or other electronic devices. Use a ground loop isolator if necessary. |
| El micròfon no funciona | Mic not connected; Mic Level too low; Faulty microphone | Ensure microphone is securely plugged into the Mic Input. Increase the Mic Level. Test with another microphone if available. |
9. Especificacions
Below are the technical specifications for the OSD Audio PRE-1 Preampmés viu:
| Característica | Especificació |
|---|---|
| Model | PRE-1 |
| Marca | Àudio OSD |
| Nombre de canals | 2 |
| Tipus de muntatge | Muntatge en superfície |
| UPC | 819603012446 |
| ASIN | B01MPYJLPX |
| Fabricant | Àudio OSD |
10. Garantia i Suport
OSD Audio products are designed for reliability and performance. For specific warranty details and terms, please refer to the warranty card included with your product or visit the official OSD Audio website. If you require technical assistance or have questions not covered in this manual, please contact OSD Audio customer support.
OSD Audio Customer Support: Please visit the OSD Audio weblloc web amb informació de contacte i recursos de suport.