Introducció
This manual provides detailed instructions for the proper use and care of your Korg PB-04 Pitchblack Portable Polyphonic Tuner. Please read this manual thoroughly to ensure optimal performance and longevity of your device.
Producte acabatview

Figure 1: Korg PB-04 Pitchblack Portable Polyphonic Tuner Front Panel
This image displays the Korg PB-04 Pitchblack tuner. On the front panel, from left to right, are the OUTPUT jack, the main display with tuning indicators for individual strings (1-6) and a FINE tuning meter, the INPUT jack, and the CABLE CHECK indicator. Below the display are the power button, CALIB, FLAT/CAPO, DISPLAY, and MUTE buttons. The 'pitchblack PORTABLE POLYPHONIC TUNER' logo is visible on the right.
The Korg PB-04 Pitchblack is a compact and versatile polyphonic tuner designed for guitar and bass. It features a bright LED display, multiple tuning modes, and a cable check function.
Configuració
- Connexió d'alimentació: Connect a standard 9V DC power adapter (not included) to the DC IN jack on the rear panel. Alternatively, insert two AAA batteries into the battery compartment.
- Connexió de l'instrument: Connecteu el vostre instrument al ENTRADA jack utilitzant un cable d'instrument estàndard de 1/4 de polzada.
- Connexió de sortida (opcional): If you wish to pass the signal through to an amplifier or other effects pedal, connect a cable from the SORTIDA jack to your next device.
- Encès: Press and hold the power button (located next to the CALIB button) to turn the unit on.
Instruccions de funcionament
Basic Tuning (Polyphonic Mode)
- Ensure the tuner is powered on.
- Strum all open strings of your guitar or bass simultaneously. The display will show the tuning status for each string (1-6).
- Adjust each string individually until its corresponding indicator on the display turns green, indicating it is in tune. Red indicates flat, and yellow indicates sharp.
Mode d'afinació cromàtica
- To switch to chromatic mode, pluck a single string. The tuner will automatically detect the note and display it on the main screen, along with the BÉ tuning meter.
- Adjust the string until the note name is correct and the BÉ tuning meter indicates the pitch is centered.
Calibration (A4 Pitch Adjustment)
- Premeu el botó CALIB botó per entrar al mode de calibratge.
- Utilitza el FLAT/CAPO i VISUALITZACIÓ buttons to adjust the A4 reference pitch in 1 Hz increments (typically from 436 Hz to 445 Hz).
- Premeu CALIB again to exit calibration mode.
Flat/Capo Settings
- Premeu el botó FLAT/CAPO button to cycle through flat tuning settings (e.g., b, bb, bbb). This is useful for tuning down.
- Mantingueu el FLAT/CAPO button to activate capo mode, which transposes the display to show the actual pitch while accounting for a capo.
Modes de visualització
- Premeu el botó VISUALITZACIÓ button to cycle through different display modes, such as standard meter, strobe, or half-strobe.
Funció de silenci
- Premeu el botó MUT button to silence the output signal. The MUT indicator on the display will illuminate. This is useful for silent tuning during performances.
- Premeu el botó MUT button again to unmute the output.
Cable Check Function
- To check your instrument cable, connect one end to the ENTRADA jack and the other end to the SORTIDA jack.
- El CABLE CHECK indicator will illuminate if the cable is functioning correctly. If it does not light up, the cable may be faulty.
Manteniment
- Neteja: Feu servir un drap suau i sec per netejar l'exterior de la unitat. No utilitzeu productes de neteja abrasius ni dissolvents.
- Substitució de la bateria: If using batteries, replace them when the display dims or the unit fails to power on. Ensure correct polarity when inserting new batteries.
- Emmagatzematge: Quan no l'utilitzeu durant períodes prolongats, traieu les piles per evitar fuites. Guardeu la unitat en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes.
Resolució de problemes
| Problema | Causa possible | Solució |
|---|---|---|
| La unitat no s'encén. | No power adapter connected, dead batteries, incorrect battery polarity. | Connect power adapter, replace batteries, check battery orientation. |
| Tuner is inaccurate. | Incorrect calibration, noisy environment, faulty instrument. | Recalibrate A4 pitch, tune in a quiet environment, check instrument's intonation. |
| No sound from OUTPUT. | Mute function active, faulty cable, incorrect connection. | Deactivate MUTE, check cables, ensure correct signal path. |
| Cable Check fails. | Cable defectuós. | Replace the instrument cable. |
Especificacions
- Tuning Scale: Temperament igual de 12 notes
- Interval de detecció: E0 (20.60 Hz) – C8 (4186 Hz)
- Interval de calibració: A4 = 436 – 445 Hz (increments d'1 Hz)
- Precisió de detecció: +/- 0.1 cèntims
- Impedància d'entrada: 1 MΩ
- Impedància de sortida: 1 kΩ
- Connectors: INPUT (1/4" mono jack), OUTPUT (1/4" mono jack), DC IN (9V)
- Font d'alimentació: Two AAA batteries (3V) or AC adapter (9V, not included)
- Durada de la bateria: Approximately 3 hours (continuous use, alkaline batteries)
- Dimensions (L x P x A): Aproximadament 100 x 60 x 25 mm (3.94 x 2.36 x 0.98 polzades)
- Pes: Approximately 80 g (2.82 oz) (excluding batteries)
Les especificacions estan subjectes a canvis sense previ avís per tal de millorar el producte.
Garantia i Suport
Korg products are manufactured to high-quality standards. This product is covered by a limited warranty. Please refer to the warranty card included with your purchase for specific terms and conditions.
For technical support, service, or further inquiries, please visit the official Korg website or contact your local Korg distributor. Keep your purchase receipt as proof of purchase for warranty claims.





