Meaning: Ritchie Blackmore, a renowned guitarist and a founding member of the bands Deep Purple and Rainbow, made this statement, emphasizing the importance of playing electric guitar amps at maximum volume for achieving the desired sound and sustain in rock and roll music. Let's delve deeper into the significance of this quote and the technical aspects behind it.

In the world of rock and roll, the volume at which an electric guitar is played is a fundamental aspect of achieving the signature sound associated with the genre. When Blackmore mentions playing every amp "full up," he is referring to cranking the volume knob to its maximum setting, resulting in a loud and powerful sound that is characteristic of rock music. This approach to amplification has been a defining feature of the genre since its inception, with many iconic guitarists favoring high-volume setups to achieve their desired tone and sustain.

The concept of sustain, as mentioned by Blackmore, is crucial for guitarists seeking to create long, drawn-out notes and powerful, ringing chords. Sustain refers to the ability of a note to continue sounding after it has been struck, and it is influenced by various factors, including the guitar, the amplifier, and the player's technique. Playing at high volumes can enhance sustain by allowing the natural resonance of the guitar to come through, creating a sustained, singing quality to the notes.

From a technical standpoint, playing at high volumes can also lead to natural tube compression within the amplifier, which contributes to the sustain and overall tonal characteristics of the guitar sound. Tube amplifiers, in particular, are known for their ability to produce rich, harmonically complex tones when pushed to their limits, resulting in a more dynamic and expressive sound for the guitarist.

It's important to note that while playing at high volumes can indeed enhance sustain and tonal richness, it also comes with potential drawbacks, such as hearing damage and excessive noise levels. As such, it's crucial for musicians to take proper precautions, such as using ear protection and being mindful of their overall sound levels, particularly in live performance and rehearsal settings.

Ritchie Blackmore's approach to amplification reflects a longstanding tradition within rock and roll, where the pursuit of powerful, sustained guitar tones has been a driving force behind the genre's sonic identity. By advocating for playing amps at maximum volume, Blackmore underscores the importance of embracing the raw, unbridled energy that comes with cranking up the volume, and the impact it has on shaping the iconic sound of rock music.

In conclusion, Ritchie Blackmore's statement highlights the integral role of volume and sustain in shaping the sound of rock and roll guitar playing. By pushing amplifiers to their limits, guitarists can unlock a world of expressive, dynamic tones that have become synonymous with the genre. However, it's essential to balance this pursuit of sonic intensity with responsible volume management to ensure the longevity of both the music and the musician.