# 🎸 How does the modulation feature work on the MXR Carbon Copy?

*Published: 2024-05-06 | Updated: 2024-10-10 | Source: https://shopsavvy.com/answers/how-does-the-modulation-feature-work-on-the-mxr-carbon-copy*

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## Product: MXR Carbon Copy Analog Delay Pedal
**Brand:** MXR

The MXR Carbon Copy Analog Delay pedal is pretty famous for its warm and rich analog delay sounds. It works with bucket-brigade technology, giving you delay times up to 600ms. This means you can create anything from quick, punchy 'slapback' echoes to larger, more atmospheric delays.

From what we've found, people really love the nostalgic and lush tones the Carbon Copy offers. It's also got a solid build. There are just three knobs to mess with: delay time, mix, and regeneration, which makes it simple and appealing for those who want that classic analog vibe without the complexity.

Now, about that modulation feature—it's a neat addition that adds a tape-like warble to your echoes, kind of like old-school tape delays. You can adjust this modulation effect with some internal trim pots. However, keep in mind that you'll have to open up the pedal to do this, which isn't as convenient as just turning a knob on the outside.

While many folks rave about the pedal, there are a few things to keep in mind. According to our research, some people aren't thrilled with the modulation's accessibility and mention that the delay repeats can sound a bit dark. This might be a downside for you if you're after something brighter or if you want features like [tap tempo](https://www.shopsavvy.com/redirect?url=https%3A%2F%2Fwww.amazon.com%2Fs%3Fk%3Dtap%2Btempo%26tag%3Dssw.ans.tx-1-20), which isn't included here.

All in all, even with a few critiques, the MXR Carbon Copy is still a favorite for producing classic analog delay sounds. It's loved for its tone, straightforward operation, and sturdy design, so if you're after authentic analog echo effects, it's a great option to consider.

## Current Prices

| Retailer | Price | Availability |
|----------|-------|-------------|
| Amazon | $149.99  | Check |
| Moze Guitars | $149.99  | Check |

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*Where this comes from: This answer is based on ShopSavvy's product database, real-time pricing from thousands of retailers, and analysis of user reviews to give you a well-rounded picture.*