1. Sarrera
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. Segurtasun informazioa
- Elikatze-iturria: 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.
- Ingurumena: Do not expose the pedal to water, moisture, high temperatures, or extreme cold. Avoid using it in dusty or dirty environments.
- Manipulazioa: Kontuz ibili pedalarekin. Saihestu erortzea edo kolpe bortitzak jasatea.
- Zerbitzua: Ez saiatu unitatea zeuk konpontzen. Konponketa guztiak langile kualifikatuei eskatu.
- Garbiketa: Garbitu zapi lehor batekin bakarrik.
3. Ezaugarriak
- Multi-Effect Design: Integrates Delay, Chorus, and Distortion effects into a single, compact unit.
- Premium Tonua: Offers warm analog-voiced delay (up to 1000ms), pure and spacious chorus, and classic British hi-gain distortion.
- Kontrol erraza: Each effect mode features three dedicated function knobs for precise tonal shaping.
- Egiazko saihesbidea: Ensures your instrument's signal passes through a non-electronic bypass line when effects are disengaged, preserving tone.
- LED adierazleak: Blue LED lights clearly indicate the working state of each effect.
- Eraikuntza iraunkorra: Sturdy aluminum-alloy casing provides reliability and longevity.
- Eramangarritasuna: Lightweight and compact design for easy transport and pedalboard integration.
4. Kontrolak eta konexioak
Familiarize yourself with the layout of the Alpha Cruncher pedal:

1 Irudia: Gainetikview 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 (Irteera): Connect this 1/4-inch mono audio jack to your amplifijatzailea edo beste pedal baten sarrera.
4.2. Potentzia Sarrera
- 9 V DC: Connect the provided 9V DC power adapter (center negative) here.

Figure 3: Power input connection.
4.3. Effect Controls
- Delay Section:
- MAILA: Adjusts the volume of the delayed signal.
- IRITZIA: Controls the number of delay repeats.
- ATZERAPENA: Atzerapen-denbora ezartzen du.
- Chorus Section:
- MAILA: Adjusts the overall output level of the chorus effect.
- TASA: Controls the speed of the chorus modulation.
- SAKONA: Adjusts the intensity or depth of the chorus effect.
- Distortion Section:
- VOL (Bolumena): Controls the output volume of the distortion effect.
- IRABAZIA: Distortsio kopurua doitzen du.
- TONOA: 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. Konfigurazioa
- Potentzia-konexioa: Connect the 9V DC power adapter to the 9V DC input jack on the pedal. Plug the adapter into a suitable power outlet.
- Gitarraren konexioa: Connect your electric guitar to the 'IN' jack of the Alpha Cruncher pedal using a standard 1/4-inch instrument cable.
- AmpLider Konexioa: Connect the 'OUT' jack of the Alpha Cruncher pedal to your guitar amplifijatzailearen sarrera beste 1/4 hazbeteko tresna-kable bat erabiliz.
- Piztu: Ziurtatu zure amplifier is turned on and its volume is set to a low level before activating the pedal.
6. Funtzionamendu-argibideak
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
Erabili MAILA, IRITZIA, eta ATZERATU 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
Aldatu MAILA, TASA, eta SAKONA knobs in the Chorus section to create various modulation effects, from subtle shimmer to lush, swirling textures.
6.4. Adjusting Distortion
Kontrolatu VOL, IRABAZI, eta TONUA 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. Mantentzea
- Garbiketa: Erabili zapi leun eta lehor bat pedalaren gainazala garbitzeko. Saihestu garbitzaile edo disolbatzaile urratzaileak.
- Biltegiratzea: When not in use for extended periods, disconnect the power supply and store the pedal in a dry, cool place away from direct sunlight.
- Konexioak: Aldian-aldian egiaztatu kable-konexio guztiak higadura edo hausturarik dagoen. Ordeztu kaltetutako kableak seinale-galera edo zarata saihesteko.
8. Arazoak
- Soinurik ez:
- Check all cable connections (guitar to pedal, pedal to amp).
- Ziurtatu korronte-egokitzailea behar bezala konektatuta dagoela eta funtzionatzen duela.
- Egiaztatu zure gitarra eta amplifikatzaileak behar bezala funtzionatzen du.
- Ensure the volume knobs on the pedal and amplifier are not set to zero.
- Zarata/Burrunba gehiegi:
- Ensure you are using the correct 9V DC (center negative) power adapter.
- Kable akastunak egiaztatu.
- Mugitu pedala interferentziak sor ditzaketen beste gailu elektronikoetatik urrun.
- Efektua ez da erakargarria:
- 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. Zehaztapenak
| Elementuaren pisua | 14.1 ontza (0.4 kilogramo) |
| Produktuaren neurriak | 7.7"L x 2.5"Z x 1.8"A (1.97 x 2.91 x 13.39 hazbete) |
| Modelo zenbakia | EC962 |
| Gorputzaren Materiala | Aluminiozko aleazioa |
| Kolorea | Delay Chorus Distortion |
| Konektore mota | 1/4 inch mono audio jack |
| Hardware interfazea | 1/4 hazbeteko audioa |
| Seinalearen formatua | Analogikoa |
| Energia iturria | Kable elektrikoa |
| liburukiatage | 9 Volt |

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

Figure 8: Compact size for portability.
10. Bermea eta Laguntza
Donner products are manufactured to high-quality standards. For warranty information, technical support, or service inquiries, please refer to the official Donner website or contact your local dealer. Keep your purchase receipt as proof of purchase.





