1. Bubuka
The Donner Alpha Cruncher is a compact multi-effects guitar pedal designed to provide three essential effects: Delay, Chorus, and Distortion. This pedal offers a versatile range of tones suitable for various music styles, all within a durable aluminum-alloy casing. This manual provides detailed instructions for setup, operation, and maintenance to ensure optimal performance and longevity of your pedal.
2. Émbaran Kasalametan
- Sasayogian tanaga: Use only the specified 9V DC adapter (center negative) provided with the pedal. Using an incorrect power supply can damage the unit and void the warranty.
- Lingkungan: Do not expose the pedal to water, moisture, high temperatures, or extreme cold. Avoid using it in dusty or dirty environments.
- Penanganan: Ati-ati dina ngagowés pedal. Ulah nepi ka muragkeun atawa kakeunaan dampak anu kuat.
- Palayanan: Ulah nyobian ngalereskeun unit ieu nyalira. Serahkan sadaya perawatan ka tanaga anu mumpuni.
- beberesih: Ngabersihan ngan ku kaén garing.
3. Fitur
- Multi-Effect Design: Integrates Delay, Chorus, and Distortion effects into a single, compact unit.
- Nada Premium: Offers warm analog-voiced delay (up to 1000ms), pure and spacious chorus, and classic British hi-gain distortion.
- Kontrol Gampang: Each effect mode features three dedicated function knobs for precise tonal shaping.
- Bypass leres: Ensures your instrument's signal passes through a non-electronic bypass line when effects are disengaged, preserving tone.
- Indikator LED: Blue LED lights clearly indicate the working state of each effect.
- Konstruksi awét: Sturdy aluminum-alloy casing provides reliability and longevity.
- Portability: Lightweight and compact design for easy transport and pedalboard integration.
4. Kontrol jeung sambungan
Familiarize yourself with the layout of the Alpha Cruncher pedal:

Gambar 1: Leuwihview of the Alpha Cruncher pedal with its three effects sections.

Figure 2: Detailed diagram of the pedal's controls and connections.
4.1. Input/Output Jacks
- IN (Input): Connect your guitar or the output of another pedal to this 1/4-inch mono audio jack.
- OUT (Kaluaran): Connect this 1/4-inch mono audio jack to your amplifier atawa input pedal sejen.
4.2. Input Daya
- 9V DC: Connect the provided 9V DC power adapter (center negative) here.

Figure 3: Power input connection.
4.3. Effect Controls
- Delay Section:
- TINGKAT: Adjusts the volume of the delayed signal.
- Eupan balik: Controls the number of delay repeats.
- TUNDA: Nyetél waktos reureuh.
- Chorus Section:
- TINGKAT: Adjusts the overall output level of the chorus effect.
- Ongkoh: Controls the speed of the chorus modulation.
- jerona: Adjusts the intensity or depth of the chorus effect.
- Distortion Section:
- VOL (Volume): Controls the output volume of the distortion effect.
- NGASILKEUN: Saluyukeun jumlah distorsi.
- NADA: Shapes the overall EQ of the distorted sound.
4.4. Footswitches and LED Indicators
- Each effect (Delay, Chorus, Distortion) has its own footswitch to engage or bypass the effect.
- A blue LED indicator above each footswitch illuminates when the corresponding effect is active.

Figure 4: LED indicators showing active effects.
5. Setélan
- Sambungan Daya: Connect the 9V DC power adapter to the 9V DC input jack on the pedal. Plug the adapter into a suitable power outlet.
- Sambungan Gitar: Connect your electric guitar to the 'IN' jack of the Alpha Cruncher pedal using a standard 1/4-inch instrument cable.
- AmpSambungan Lifier: Connect the 'OUT' jack of the Alpha Cruncher pedal to your guitar ampinput lifier nganggo kabel instrumen 1/4 inci anu sanés.
- Daya Hurung: Pastikeun Anjeun amplifier is turned on and its volume is set to a low level before activating the pedal.
6. Parentah Operasi
The Alpha Cruncher allows you to use each effect independently or combine them for a wider range of sounds.
6.1. Engaging/Bypassing Effects
Press the corresponding footswitch for Delay, Chorus, or Distortion to toggle the effect on or off. The blue LED will light up when the effect is active.

Figure 5: Engaging an effect with the footswitch.
6.2. Adjusting Delay
Ngagunakeun éta TINGKAT, Eupan balik, jeung TUNDA knobs in the Delay section to customize your sound. Experiment with different settings to achieve anything from subtle echoes to long, atmospheric repeats.

Figure 6: Adjusting Delay parameters.
6.3. Adjusting Chorus
Ngarobah nu TINGKAT, RATE, jeung Jérona knobs in the Chorus section to create various modulation effects, from subtle shimmer to lush, swirling textures.
6.4. Adjusting Distortion
Ngadalikeun VOL, GAIN, jeung NADA knobs in the Distortion section to dial in your desired level of overdrive and tonal character. Higher gain settings will produce more aggressive, saturated sounds.
6.5. Combining Effects
The Alpha Cruncher allows you to activate multiple effects simultaneously. For example, you can combine Distortion with Delay for lead solos, or Chorus with a subtle Delay for clean, ambient tones. Experiment to find your unique sound.
Video 1: Demonstration of the Donner Alpha Cruncher multi-effects pedal, showcasing its delay, chorus, and distortion capabilities in various musical contexts.
7. Pangropéa
- beberesih: Anggo lawon anu lemes sareng garing pikeun ngabersihkeun permukaan pedal. Hindarkeun pembersih atanapi pangleyur anu abrasif.
- Panyimpenan: When not in use for extended periods, disconnect the power supply and store the pedal in a dry, cool place away from direct sunlight.
- Sambungan: Periodically check all cable connections for wear and tear. Replace damaged cables to prevent signal loss or noise.
8. Cara ngungkulan
- Henteu aya sora:
- Check all cable connections (guitar to pedal, pedal to amp).
- Pastikeun adaptor daya disambungkeun kalayan leres sareng tiasa dianggo.
- Verify that your guitar and amplifier berpungsi leres.
- Ensure the volume knobs on the pedal and amplifier are not set to zero.
- Sora/Dengung Kaleuleuwihi:
- Ensure you are using the correct 9V DC (center negative) power adapter.
- Pariksa kabel faulty.
- Move the pedal away from other electronic devices that might cause interference.
- Pangaruhna Henteu Ngahibur:
- Press the footswitch firmly. The LED should illuminate when active.
- Check the control knobs for the specific effect; ensure they are not set to minimum.
9. Spésifikasi
| Item Beurat | 14.1 ons (0.4 Kilogram) |
| Dimensi produk | 7.7"P x 2.5"L x 1.8"T (1.97 x 2.91 x 13.39 inci) |
| Nomer modél | EC962 |
| Bahan Awak | Aluminium Alloy |
| Warna | Delay Chorus Distortion |
| Tipe Panyambung | 1/4 inch mono audio jack |
| Panganteur Hardware | Audio 1/4 inci |
| Format Sinyal | Analog |
| Sumber Daya | Kabel Listrik |
| Voltage | 9 volt |

Figure 7: Pedal dimensions for easy integration into your setup.

Figure 8: Compact size for portability.
10. Garansi jeung Rojongan
Donner products are manufactured to high-quality standards. For warranty information, technical support, or service inquiries, please refer to the official Donner websitus atanapi hubungi dealer lokal anjeun. Simpen resi pameseran anjeun salaku bukti pameseran.





