1. Ifihan
The Cherub WST-523 is a versatile chromatic clip-on tuner designed for a wide range of musical instruments, including guitar, bass, wind instruments, violin, and ukulele. It offers two primary tuning modes: MIC (microphone) and CLIP (vibration sensor), allowing for accurate tuning in various environments, including noisy ones. Its large, three-color LCD display provides clear visual feedback, indicating whether the note is sharp, flat, or perfectly in tune.

olusin 1: Iwaju view of the Cherub WST-523 Clip Auto Tuner, showing the display and control buttons.
2. Awọn ẹya Ọja
- Chromatic Tuning: Suitable for a wide variety of instruments.
- Dual Tuning Modes:
- Ipo MIC: Utilizes an integrated microphone for sound detection.
- CLIP Mode: Uses a piezo sensor in the clip to detect vibrations directly from the instrument, ideal for noisy environments.
- Automatic Sound Recognition: Automatically detects the note being played.
- Large 3-Color LCD Display: Provides clear visual feedback:
- Pupa: Dinku
- ỌSAN: Alapin
- EWE: Ninu Tune
- Simulated Needle Display: Offers a precise visual representation of tuning accuracy.
- Ibiti Atunse Fifehan: A0 (27.5 Hz) to A6 (1760 Hz).
- Adjustable A4 Calibration: Lati 430 Hz si 450 Hz.
- Iwapọ ati Apẹrẹ iwuwo fẹẹrẹ: Easy to carry and attach.

olusin 2: Apa view of the tuner, highlighting its compact design and the clip mechanism.
3. Eto
3.1. Fifi sori batiri
The Cherub WST-523 tuner operates on one CR2032 lithium battery (3V), which is typically included.
- Wa ibi ipamọ batiri naa ni ẹhin atunto naa.
- Use a coin or a small screwdriver to twist the battery cover counter-clockwise to open it.
- Fi batiri CR2032 sinu pẹlu apa rere (+) ti o kọju si oke.
- Replace the battery cover and twist it clockwise to secure it.

olusin 3: Ẹyìn view of the tuner, showing the circular battery compartment cover.
3.2. Síso Atunṣe náà pọ̀ mọ́ra
The tuner features a sturdy clip for attachment to your instrument.
- Gently open the clip.
- Attach the tuner securely to a part of your instrument that vibrates well, such as the headstock of a guitar or violin, or the bell of a wind instrument.
- Adjust the angle of the display for optimal viewing. The display can be rotated for convenience.

Figure 4: The tuner shown from a side angle, demonstrating its adjustable head and clip.
4. Awọn ilana Iṣiṣẹ
4.1. Agbara Tan / Pa ati Aṣayan Ipo
On the top right side of the tuner, there is a slide switch for power and mode selection.
- Rọpo yipada si "MIC" for microphone mode.
- Rọpo yipada si "CLIP" for vibration sensor mode.
- Rọpo yipada si "PA" to power off the tuner.

olusin 5: Isunmọ view of the MIC/CLIP/OFF slide switch located on the top right side of the tuner.
4.2. Tuning Your Instrument
Once the tuner is powered on and attached to your instrument:
- Pluck a single string or play a single note on your instrument.
- The tuner will automatically detect the note and display it on the LCD screen.
- Observe the display's background color and the simulated needle:
- If the background is PUPA and the needle is to the left, the note is didasilẹ.
- If the background is ỌSAN and the needle is to the right, the note is FLAT.
- If the background is ALAWE and the needle is centered, the note is NI TUNE.
- Adjust your instrument's tuning pegs or pitch until the display turns green and the needle is centered.
4.3. Instrument Modes and Calibration
The tuner features three control buttons below the display: FLAT, A4, ati Nkan.

olusin 6: Isunmọ view of the three control buttons: FLAT, A4, and ITEM.
- ITEM Button: Press this button repeatedly to cycle through the instrument modes:
- C (Chromatic): Tunes all notes chromatically.
- G (Guitar): Optimized for guitar tuning.
- B (Bass): Optimized for bass guitar tuning.
- V (Violin): Optimized for violin tuning.
- U (Ukulele): Optimized for ukulele tuning.
- W (Wind Instruments): General mode for wind instruments.
Select the mode that best suits your instrument for optimal tuning accuracy.
- A4 Button: Press this button to adjust the A4 calibration frequency. The default is typically 440 Hz. You can adjust it from 430 Hz to 450 Hz in 1 Hz increments. This is useful for tuning with other instruments or ensembles that may use a different standard pitch.
- FLAT Button: This button is used for flat tuning (e.g., tuning down a half step). Press it to apply flat tuning settings if required for specific musical contexts.
5. Itọju
5.1. Batiri Rirọpo
When the display becomes dim or the tuner behaves erratically, it's time to replace the CR2032 battery. Follow the steps outlined in Section 3.1. Battery Installation. Ensure proper disposal of old batteries according to local regulations.
5.2. Ninu
Wipe the tuner with a soft, dry cloth. Do not use liquid cleaners or abrasive materials, as they may damage the display or casing.
5.3. Ibi ipamọ
Store the tuner in a cool, dry place away from direct sunlight and extreme temperatures. If storing for an extended period, it is recommended to remove the battery to prevent leakage.
6. Laasigbotitusita
| Isoro | Owun to le Fa | Ojutu |
|---|---|---|
| Tuner ko ni agbara lori. | Batiri ti ku tabi fi sori ẹrọ ti ko tọ. | Ṣàyẹ̀wò ìtọ́sọ́nà bátìrì. Fi bátìrì CR2032 tuntun rọ́pò rẹ̀. |
| Awọn kika kika ti ko pe. | Incorrect mode selected (MIC/CLIP). Excessive background noise (in MIC mode). Tuner not securely attached (in CLIP mode). | Ensure the correct mode is selected for your environment. Switch to CLIP mode in noisy areas. Re-attach the tuner firmly to the instrument. |
| Ifihan ti wa ni baibai tabi flicker. | Batiri kekere. | Rọpo batiri CR2032. |
| Tuner does not detect notes. | Instrument not producing clear tones. Tuner too far from sound source (MIC mode). Loose connection (CLIP mode). | Ensure notes are played clearly. Move tuner closer to the sound source or switch to CLIP mode. Ensure tuner is firmly clipped. |
7. Awọn pato
- Awoṣe: WST-523
- Awọn ọna Iyipada: Chromatic, Guitar, Bass, Violin, Ukulele, Wind Instruments
- Awọn ọna Iwari: MIC (Microphone), CLIP (Vibration Sensor)
- Ibiti Tuning: A0 (27.5 Hz) - A6 (1760 Hz)
- A4 Calibration: 430 Hz - 450 Hz
- Ibi ti ina elekitiriki ti nwa: 1 x CR2032 Lithium Battery (3V)
- Awọn iwọn: Isunmọ 78 mm (L) x 48 mm (W) x 45 mm (H)
- Ìwúwo: O fẹrẹ to 70 g
- Àwọ̀: Dudu

olusin 7: Iwaju view of the tuner indicating its approximate dimensions (78mm height, 48mm width).
8. Atilẹyin ọja ati Support
For warranty information and technical support, please refer to the documentation provided with your purchase or visit the official Cherub webojula. Jeki ẹri rira rẹ fun awọn iṣeduro atilẹyin ọja.
Olupese: Cherub Technology Co., Ltd.





