Lennon reviewed that Rubber Soul was the primary collection on which the Beatles were in entire imaginative control, with enough studio time to create and refine new solid thoughts. As per Riley, the collection mirrors "another warmth for chronicle" over live performance. Author Philip Norman likewise composes that, with the Beatles progressively drawn towards EMI's expansive reserve of "intriguing" melodic instruments, and the band's status to join "each conceivable asset of the studio itself" and Martin's aptitudes as an established arranger, "Certainly, from the simple begin, this [ a8 paper size ] was not stuff planned to be played live on stage." Before the account sessions, McCartney was given another low register guitar, a strong body Rickenbacker 4001, which delivered a more full stable than his empty body Hofner. The Rickenbacker's outline took into account more prominent melodic accuracy, a trademark that drove McCartney to contribute more complicated bass lines. Harrison utilized a Fender Stratocaster out of the blue amid the sessions, most eminently in his lead guitar part on "No place Man". The assortment in guitar tones all through the collection was additionally supported by Harrison and Lennon's utilization of capos, especially in the high-enroll parts "On the off chance that I Needed Someone" and "Girl". To copy the sound of a harpsichord on "In My Life", after Lennon had proposed he play something "like Bach", Martin recorded the piano solo with the tape running at half-speed. When played back at ordinary speed amid the mixdown, the accelerated sound gave the hallucination of a harpsichord. along these lines, the Beatles utilized the chronicle studio as a melodic instrument, a methodology that they and Martin would grow encourage in 1966 amid the sessions for Revolver.
Elastic Soul saw the band extending rock and move's instrumental assets, most prominently in Harrison's utilization of the Indian sitar on "Norwegian Wood". Having been acquainted with the instrument on the arrangement of the band's 1965 film Help!, Harrison's advantage was fuelled by individual Indian music fans Roger McGuinn and David Crosby of the Byrds, mostly through the Beatles' US tour.[nb 2] Using fluff bass on "Have a problem solving attitude", and utilizing a piano made to seem like an extravagant harpsichord on "In My Life" included to the colorful brushstrokes the album. During the sessions, the Beatles additionally made utilization of harmonium, denoting that instrument's presentation into shake music. In Prendergast's depiction, "brilliant ethnic percussion" was among the other "awesome sounds" that filled the album. Lennon, McCartney and Harrison's three-section amicability singing was another melodic detail that came to exemplify the Rubber Soul sound. According to musicologist Walter Everett, a portion of the vocal game plans highlight the equivalent "pantonal planing of three-section root-position ternions" received by the Byrds, who had at first constructed their harmonies in light of the style utilized by the Beatles and other British Invasion bands. Riley says that the Beatles mollified their music on Rubber Soul, yet by returning to slower rhythms they "attract regard for how much mood can do". Wide partition in the stereo picture guaranteed that nuances in the melodic courses of action were heard; in Riley's portrayal, this quality accentuated the "lavishly finished" game plans over "everything being mixed together into one high-speed mass".