Work on Abbey Road took place between February and August 1969 after the group had abandoned the idea of producing a live performance project. Sessions moved between EMI’s Studios Two and Three depending on tape availability, engineering preference and room scheduling. Geoff Emerick returned to the group after leaving during the White Album sessions. He shared engineering duties with Phil McDonald and, occasionally, Glyn Johns and Jeff Jarratt. George Martin resumed the producer’s chair.
The sessions are notable because they capture EMI at the moment its recording environment changed forever. For the first time, EMI installed a transistorised desk in Studio Two. However, the group had already begun sessions in Studio Three on the earlier valve-based REDD.51 desk. As a result, the sound of Abbey Road merges two console eras in a way no previous Beatles album had done.
Sessions often began on the REDD.51 in Studio Three as engineers waited for the TG console installation to settle. Even after the TG was available, many sessions continued on the REDD.51 because it remained the engineers’ preferred tool for drums, bass and live tracking. Only later did the team shift to the TG for overdubbing, complex routing and stereo mix preparation.
The TG allowed separate compression and EQ on multiple submixes routed to different channels, making it ideal for the final polishing of the album. Emerick noted that the inclusion of presence controls and the desk’s solid state design contributed to the album’s clarity. Still, much of the warmth and body associated with Abbey Road is the result of the REDD.51.
Song by Song Gear Notes
- Come Together Tracked mainly on the REDD.51. Characteristic dry drums, tight bass and close vocal captured through AKG and Neumann mics.
- Something Initial tracking on REDD.51. Harrison’s lead guitar treated with ADT. Orchestral overdubs later recorded in Studio One.
- Maxwell’s Silver Hammer Early rhythm track on REDD.51. Moog overdubs and percussive additions performed later on TG.
- Oh Darling Tracked and overdubbed on the REDD.51. McCartney performed repeated vocal takes to achieve the worn tone he wanted.
- Octopus’s Garden Tracked on REDD.51 with extensive drum overdubs. Leslie-treated piano present in the backing track.
- I Want You (She’s So Heavy) Tracking began at Trident then moved to Abbey Road. Final edits and reduction mixes handled across REDD.51 and TG.
- Here Comes The Sun Tracked on the REDD.51. Moog synthesiser featured prominently. Overdubs in Studio One.
- You Never Give Me Your Money Base track on REDD.51. TG used later for its routing flexibility during mix preparation.
- Golden Slumbers / Carry That Weight Initial backing track on REDD.51. Orchestra recorded in Studio One then layered during TG overdub sessions.
- The End Drums and ensemble takes recorded on the REDD.51. Guitar solos and orchestral overdubs followed. TG used in final mix stages.
- Because Vocals recorded as nine part harmonies via REDD.51. Electric harpsichord and Moog added later.
Abbey Road stands apart because it merges the full history of EMI’s in-house engineering. The warmth and character of the valve driven REDD.51 sits beside the clarity and routing flexibility of the new solid state TG12345. Every microphone, tape machine and outboard choice reflected the studio’s shift into a new era, yet the album retains the emotional immediacy of The Beatles’ earlier work. The combination of two desks, two recording philosophies and a renewed sense of purpose gave Abbey Road its unmistakably sophisticated sound. The quality of the TG12345 console is clearly evident in the final Beatles album Abbey Road, which is without a doubt the finest sounding Beatles album ever made.
Mixing Abbey Road
The mixing of Abbey Road took place through July and August 1969 and reflects the moment EMI transitioned from valve technology to its new solid state workflow. Although the TG12345 desk was designed with more advanced routing, EQ and dynamics than any previous EMI console, a significant amount of Abbey Road’s material had already been recorded on the REDD.51 in Studio Three. This meant the final mix was shaped by the characteristics of both desks, producing a sound that remains unusually rich yet extremely detailed.
The TG introduced features the team had never previously handled. Each channel included its own compressor and limiter, something impossible on the older REDD desks. These onboard dynamics made it far easier to control individual sources during the mix, particularly when bouncing between submixes. The engineers could compress guitar overdubs on one channel, treat vocals separately on another and apply different EQ or panning decisions without having to re-route signals repeatedly through outboard units. This contributed directly to the clarity and separation that define the album.
Another important aspect was the TG’s Presence control. By adjusting specific upper frequency bands on the Group channels, subtle brightness could be added to vocals, guitars and cymbals without relying heavily on external equalisation. This was especially useful during the more complex medley mixes, where large ensembles of instruments needed to occupy distinct spaces. The TG’s solid state topology also resulted in a cleaner transient response than the REDD desks, which became particularly noticeable on drum overheads and high frequency material.
Despite the TG’s capabilities, several reduction mixes and overdubs had been crafted on the REDD.51 earlier in the year. These earlier submixes carried the characteristic warmth of the valve system into the final production. Songs such as Oh Darling and Something benefited from this hybrid approach. The REDD.51 shaped the body of the drums and bass early on, while the TG added precision and definition through subsequent processing. This combined sonic character explains why Abbey Road achieves both smoothness and unusual clarity.
Mixing duties were divided largely between Geoff Emerick and Phil McDonald. Emerick often preferred to work in Studio Two with the TG, although some stereo mixes were still created from tapes originally prepared on the REDD.51. Reduction mixes were used extensively during the making of Abbey Road, particularly for I Want You, the medley sequence and anything requiring large orchestral elements. The TG’s flexible routing allowed these reduction stems to be blended more easily, with compression and EQ applied to each part of the stem independently.
Tape editing also played an important role. I Want You includes a hard edit between two takes, performed during mixing to merge the dramatic ending section with the primary rhythm track. The medley on side two required numerous small edits to assemble the final running order, each executed with precision on the EMI BTR machines. The clarity of the TG helped ensure these edits remained seamless in the final stereo image.
Although effects were used more sparingly than on earlier Beatles records, the mix still incorporated ADT, chamber echo, plate reverb and occasional flanging. These effects were chosen to enhance specific performances rather than dominate the soundstage. Paul’s vocals on Oh Darling and George’s vocals on Something, both tracked through the REDD.51, were complemented by TG-stage processing and subtle ADT treatment to maintain their presence. Drum ambience varied between the natural room tone of Studio Three and the tighter chamber spaces used during TG mix sessions.
Once the stereo mixes were complete, the album displayed a sense of cohesion and polish rare for a Beatles record. The TG’s precision, combined with the REDD.51’s tone, created a depth and dimensionality that set Abbey Road apart from every previous release. The project was completed just weeks before the group’s partnership dissolved, yet the mix reflects unity, discipline and a renewed focus on musical detail. Abbey Road became both the final and most technically refined mix of The Beatles’ career.