Released in 1968

EMT 970 Sound Retardation System

The EMT 970 Audio Delay Unit is a professional-grade device designed to manipulate sound transmission times with precision and reliability. Engineered for studio and broadcast environments, it utilises advanced mechanical and electronic components to deliver consistent performance and versatile applications, including enhancing room acoustics, synchronising audio for broadcasts, and creating creative effects in music production. Its robust construction and innovative design make it a highly valued tool in professional audio workflows.

Released in 1973

Roland RE-200 Space Echo

The Roland RE-200 Space Echo, released in 1973, is an analogue tape delay unit featuring a continuous loop tape system, two playback heads, and a built-in spring reverb. Offering warm, reliable echo and reverb effects, it was an early model in Roland’s Space Echo series and helped establish their reputation for high-quality tape-based effects.

Released in 1974

Roland RE-201 Space Echo

The Roland RE-201 when it was released in 1974, was an engineering masterpiece. It featured a sophisticated tape-echo effect and a built-in spring reverb, with different sound variations selectable via 12 different operating modes.

Released in 1974

Roland RE-101 Space Echo

The Roland RE-101 Space Echo, released in 1974, is an analogue tape delay unit offering the warm, organic echoes of the classic Space Echo line without the spring reverb found in the RE-201. Known for its reliable tape transport, simple controls, and rich, musical delays, the RE-101 became a favourite among dub, reggae, and electronic musicians. Its pure tape echo and durable design have made it a sought-after classic in studios and live setups.

Released in 1976

MXR Model 126 Flanger/Doubler

For more than 30 years now, both engineers and musicians have relied upon the MXR Model 126 Flanger/Doubler as one of best-sounding bucket-brigade* flanging effects ever made. Through its signature flanging, doubling, and delay effects, the MXR Model 126 Flanger/Doubler imprints a very unique sonic signature on guitars, bass, keys, drums, or just about any source needing depth and movement.

Released in 1980

Roland SRE-555 Chorus Echo

The Roland SRE-555 Chorus Echo is a rackmount tape delay based on the RE-501, offering chorus, tape echo and reverb effects. Designed for professional studio and live use, it features balanced XLR and 1/4″ inputs and outputs, a 77dB signal-to-noise ratio, and delays from 0.55 to 1.8 seconds. Its rack-friendly design and advanced noise reduction made it a reliable choice for engineers seeking classic Roland tape echo in a convenient format.

Released in 1980

Roland RE-501 Chorus Echo

The Roland RE-501 Chorus Echo is the final and most advanced tape delay in Roland’s classic series. Combining tape echo, chorus and spring reverb, it features balanced XLR connections, noise reduction circuitry and delays up to 1.8 seconds. Its improved tape transport and sound-on-sound mode made it a studio favourite, delivering warm, analogue effects with reliable performance.

Released in 1982

Ibanez AD202 Multi-Mode Analogue Delay

The Ibanez AD202 offers a wide range of delay effects, from filtering to long echoes, using advanced switching technology. It includes modes for echo, doubling, chorus, and flanging, with automatic adjustment for ease of use. It has two inputs for microphones or instruments, adjustable levels, and is built with a durable steel cabinet, fitting any EIA standard audio rack, ideal for road use.