Product Overview
The JOYO Chopper-Z R-18 is an all-in-one distortion effect pedal designed for electric guitar, offering modern metal tones with high gain amp simulations. It features a versatile 3-band EQ (Bass, Mid, Treble) for precise tone shaping and a built-in adjustable noise gate to reduce signal noise. The pedal includes 412 cabinet modulation and multiple output modes (PRE AMP, POWER AMP, CAB SIM) for flexible connectivity to various audio setups. Constructed with a durable metal aluminum alloy case and high precision components, it is solid and convenient for both live performance and studio recording. Innovative R-series ambience LED lights enhance its visual appeal.
Figure 1: Front view of the JOYO CHOPPER-Z R-18 Distortion Effect Pedal.
Setup and Connections
Power Requirements
The pedal requires a 9 Volts (DC) power source. Ensure you use a compatible power adapter (not included) to prevent damage.
Input and Output
The pedal is equipped with standard 1/4-inch Audio input and output connectors for seamless integration into your guitar rig.
Figure 2: Rear view showing Output Socket, DC Power Input, and Input Socket.
Output Modes
The CHOPPER-Z R-18 offers three distinct output modes for versatile connectivity, selectable via the Output Mode Control Knob:
- PRE AMP: For connecting to the amp's preamp, typically the Guitar Input on the front panel.
- POWER AMP: For connecting to the amp's power amp, typically connect to the Return Input of your amp's FX LOOP port.
- CAB SIM: For connecting to full-range amps, such as a sound card, mixer, or PA system with full-range playback capability.
Figure 3: Top view of the pedal with labeled controls, highlighting the Output Mode Control Knob.
Video 1: Official JOYO R18 Distortion Pedal demonstration, showcasing its features including the different output modes.
Controls and Operation
Control Knobs
Figure 4: Overview of the pedal's control knobs.
- VOL (Volume): Adjusts the overall output level of the pedal.
- BASS: Controls the low-frequency response of your tone.
- MID: Adjusts the mid-range frequency response, crucial for shaping the character of your distortion.
- TREBLE: Controls the high-frequency response, adding clarity or brightness to your sound.
- GAIN: Adjusts the amount of distortion and saturation, from subtle crunch to high-gain metal tones.
- GATE (Noise Gate): Controls the threshold of the built-in noise gate to reduce unwanted hum and hiss, especially at high gain settings.
Figure 5: Detailed view of the main control knobs.
Figure 6: Close-up of the adjustable Noise Gate Control Knob.
Foot Switches
- FAT BOOST: Engages a boost circuit for a fuller, fatter tone, adding more body to your sound.
- BYPASS: Toggles the effect on/off. When bypassed, the pedal allows the dry signal to pass through without modification.
Figure 7: Close-up of the Bypass foot switch.
LED Indicators
- FAT BOOST Indicator: Illuminates when the Fat Boost is active.
- Power Indicator: Illuminates when the pedal is powered on.
Ambience LED Lights
The R-series ambience LED lights provide visual feedback and can be configured via a switch on the rear of the pedal:
- SYNC: All LEDs are controlled by the footswitch, turning on/off with the effect.
- ALWAYS: LEDs on both sides are always on. The top LED is controlled by the footswitch.
- OFF: All LEDs are off. The top LED is controlled by the footswitch.
Figure 8: Rear view showing the switch for Ambience LED light modes (SYNC, ALWAYS, OFF).
Figure 9: The pedal showcasing its innovative R-series ambience LED lights.
Maintenance
General Care
The pedal features a durable metal aluminum alloy case with a stoving varnish finish for good resistance to rust. To ensure longevity and optimal performance, keep the pedal clean and dry. Avoid exposure to extreme temperatures, direct sunlight, or excessive moisture. Use a soft, dry cloth for cleaning. Do not use abrasive cleaners or solvents.
Specifications
| Feature | Value |
|---|---|
| Item Weight | 13.7 ounces |
| Product Dimensions | 5.12 x 1.97 x 4.33 inches |
| Country of Origin | China |
| ASIN | B0B74Z1D6R |
| Item model number | Manufacturer-JOYO-R18-0010 |
| Date First Available | July 20, 2022 |
| Color Name | Purple |
| Compatible Devices | electric guitar, guitar |
| Connector Type | 1/4-Inch Straight |
| Hardware Interface | 1/4-inch Audio |
| Signal Format | Analog |
| Material Type | Aluminum, Steel |
| Musical Style | Pop, rock, blues |
| Power Source | Corded Electric |
| Voltage | 9 Volts (DC) |
| Style | Distortion,Amp Sim |
| Color | Purple |
Troubleshooting
If you encounter any problems with the product, such as unexpected behavior or lack of functionality, please refer to the following general advice:
- No Power: Ensure the 9V DC power adapter is correctly connected and functioning. Check the power outlet.
- No Sound: Verify all cable connections (input, output, amplifier) are secure. Test with different cables and a different guitar/amplifier if possible. Ensure the pedal is engaged (BYPASS switch).
- Unwanted Noise/Hum: Adjust the GATE knob to increase the noise gate threshold. Ensure your power supply is clean and free from interference.
- Effect Not Working: Check the BYPASS footswitch. Ensure the Output Mode is set correctly for your setup.
Warranty and Support
JOYO is deeply committed to the field of musical instruments and strives to provide versatile and portable audio devices. We stand by the quality of our products. If there is any problem with the use of the product after receiving the parcel, we will provide prompt service within 24 hours. Please contact JOYO customer support for assistance.