1. Ifihan
This manual provides essential information for the proper setup, operation, and maintenance of your Donner DDA-20 Mini Electric Drum Amplifier and Donner Saddle Drum Throne. Please read these instructions carefully before using the products to ensure optimal performance and longevity.
2. Donner DDA-20 Mini Electric Drum Ampitanna
2.1 Awọn ẹya ara ẹrọ ọja
- Awọn iṣakoso Multimedia: Connect mobile devices wirelessly and control playback via the amplifier's multimedia knob.
- Iwapọ ati Alagbara: Equipped with a 6.5-inch woofer and a 2.0-inch tweeter for clear sound and adequate volume.
- Versatile Input: Designed for electronic drums, keyboards, and other musical instruments.
- Apẹrẹ to gbe: Features a leather shoulder strap for easy transport.

olusin 1: Iwaju view of the DDA-20 amplifier, highlighting the 6.5-inch woofer and 2-inch tweeter for balanced sound reproduction.

Figure 2: Top control panel of the DDA-20 amplifier, showing the input jack, volume, low (bass), high (treble) adjustment knobs, multimedia control, and power switch.
2.2 Iṣeto
- Asopọ agbara: Sopọ awọn amplifier to a suitable power source using the provided adapter. Ensure the power switch is in the OFF position before connecting.
- Isopọ ohun elo: Plug your electronic drum kit, keyboard, or other instrument into the ÀWỌN Ọ̀RỌ̀ jack lori awọn amplifier using a 6.35mm (1/4-inch) instrument cable.
- Asopọmọra Ẹrọ Alailowaya: To connect a mobile device for audio playback, activate Bluetooth on your device and pair it with the DDA-20 amplifier.
- Agbara Tan: Flip the power switch to the ON ipo.
2.3 isẹ
- Iṣakoso iwọn didun: Adjust the overall output volume using the main VOL koko.
- Atunse ohun orin: Lo awọn LỌWỌ (bass) and GIGA (treble) knobs to shape the amplifier's tone to your preference.
- Iṣakoso Media: The multimedia control knob allows you to manage playback from wirelessly connected devices. Functions typically include play/pause, skip tracks, and volume adjustment for the connected device.
2.4 Specifications (Ampalafin)
| Ẹya ara ẹrọ | Apejuwe |
|---|---|
| Brand | Donner |
| Orukọ awoṣe | DDA-20 |
| Iwọn Agbọrọsọ | 6.5 Inṣi (Woofer), 2.0 Inṣi (Tweeter) |
| Orisun agbara | Batiri gbigba agbara |
| Output Channel Quantity | 2 |
| Amplifier Iru | Ipinle ri to |
| Asopọmọra Orisi | 3.5mm Jack, 6.35mm Jack, USB |
| Awọn ẹrọ ibaramu | Electronic drum, keyboard |
3. Donner Saddle Drum Throne
3.1 Awọn ẹya ara ẹrọ ọja
- Apẹrẹ Ergonomic: Saddle-shaped seat with high-density sponge support for comfort during extended use.
- Iga adijositabulu: Allows customization to suit various user preferences and playing styles.
- Ikole ti o lagbara: Features three rubber non-skid sleeves and a triangular aluminum alloy bracket for stability.
- Ilẹ̀ tí ó tọ́jú: Made with artificial leather for wear-resistance and easy cleaning.

Figure 3: Close-up of the ergonomic saddle seat, illustrating its contoured shape and approximate dimensions (13-inch width, 15-inch depth, 3.5-inch thickness).

Figure 4: The drum throne's adjustable height mechanism, showing a minimum height of 45cm (17.72in) and a maximum height of 56cm (22.05in).
3.2 Eto ati Atunṣe
- Apejọ: Assemble the drum throne according to the included assembly guide (if separate). Ensure all components are securely fastened.
- Atunse Giga: Locate the height adjustment mechanism (typically a screw-type or pin-lock system on the central shaft). Loosen the locking mechanism, adjust the seat to your desired height, and then securely tighten the lock.
- Ṣayẹwo iduroṣinṣin: Before use, ensure the throne is stable and does not wobble. The rubber non-skid sleeves should be firmly on the floor.
3.3 Itọju

Figure 5: Cleaning the artificial leather surface of the drum throne, demonstrating its wear-resistant and waterproof properties.
- Ninu: The artificial leather seat is dirt-resistant and waterproof. Wipe clean with a damp cloth and mild soap if necessary. Avoid harsh chemicals.
- Ayewo: Periodically check all bolts and connections for tightness. Tighten if any looseness is detected.
3.4 Specifications (Drum Throne)
- Iru ijoko: Ergonomic Saddle Seat
- Ohun elo timutimu: High-density Sponge Support with Artificial Leather covering
- Ipilẹ: Triangular Aluminum Alloy Bracket with three rubber non-skid sleeves
- Ibiti Giga Atunṣe: 45cm (17.72in) si 56cm (22.05in)
- Seat Dimensions (Approx.): 13 inches (width) x 15 inches (depth) x 3.5 inches (thickness)
4. General Maintenance and Care
- Keep both the amplifier and drum throne away from direct sunlight, heat sources, and excessive moisture.
- Clean surfaces with a soft, dry cloth. For stubborn dirt, use a slightly damp asọ. Yago fun abrasive ose.
- Nigbati o ko ba wa ni lilo fun awọn akoko ti o gbooro sii, tọju awọn amplifier in a cool, dry place.
5. Laasigbotitusita
5.1 Amplifier Issues
- Ko si Ohun:
- Rii daju pe ampA máa ń lo lifier láti ṣiṣẹ́, a sì máa ń so mọ́ orísun agbára.
- Check all cable connections (instrument, power).
- Verify that the volume knobs on both the amplifier and your instrument are turned up.
- If using a wireless connection, ensure the device is properly paired and its volume is up.
- Ohun Yiyi:
- Reduce the input volume from your instrument or the amplifier's volume.
- Ṣàyẹ̀wò fún àwọn okùn tó ti bàjẹ́.
- Awọn oran Asopọ Bluetooth:
- Ensure Bluetooth is enabled on your mobile device and the amplifier.
- Gbiyanju yiyo ati tun so pọ ẹrọ naa.
- Move the mobile device closer to the amplifier.
5.2 Drum Throne Issues
- Gbigbọn/Aisedeede:
- Rí i dájú pé gbogbo àwọn bulọ́ọ̀tì ìṣọ̀kan ni a ti mú dáadáa.
- Verify that the height adjustment lock is fully engaged.
- Ensure the throne is placed on a flat, stable surface.