Ortofon
Danish audio brand known for moving-coil, moving-magnet, and DJ phono cartridges.
Last updated August 25, 2026
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Overview
Ortofon is a Danish manufacturer of audio equipment best known for phono cartridges and replacement styli used with vinyl record turntables. The company traces its origins to Copenhagen in 1918, when engineers Axel Petersen and Arnold Poulsen founded the Electrical Phono Film Company. Its first work concerned sound-film technology, particularly the technical problem of synchronizing recorded sound with moving images. This early experience in electromechanical sound reproduction established the engineering foundation for the company’s later work in record-cutting and playback systems. During and immediately after the Second World War, the business broadened its activities from sound-film equipment into gramophone recording and reproduction technology. In 1945 it introduced a cutting head based on moving-coil principles. The business was renamed FonoFilm Industry A/S in 1946, and Ortofon A/S was established as a trading company under that structure in April 1947. The Ortofon name subsequently became associated with the company’s cartridge and pickup activities. Ortofon introduced its first moving-coil magnetic cartridge, the AB model, in 1948. Moving-coil designs became a central part of the company’s identity and helped position it in professional and audiophile applications, where tracking accuracy, low moving mass, detail retrieval, and carefully controlled mechanical construction are important. The SPU stereo pickup, introduced in 1959 for professional users, became one of the company’s most enduring product families and has continued in multiple versions. The company later expanded into moving-magnet technology. Its M-15 pickup, introduced in 1969, used the patented Variable Magnetic Shunt system, a design approach that remained in the product range through the 1980s. Ortofon also became prominent in the DJ market. Its Concorde pickup, first presented in a distinctive new design in 1979, developed into a major professional-DJ product line. According to the cited reference material, DJs account for approximately three-quarters of Ortofon’s cartridge sales, with the balance coming from audiophile and consumer-audio applications. Ortofon’s consumer and enthusiast range includes the OM family, whose interchangeable stylus assemblies allow users to upgrade the stylus while retaining the cartridge body. The company’s 2M moving-magnet series, launched in 2007, uses a faceted design developed in collaboration with designer Møller Jensen and is sold across a range of performance levels. Lower-cost models such as the OM-5E have also been supplied as standard equipment on some budget turntables, including products in Pro-Ject’s Debut range. The brand continues to serve several segments: professional record production, high-end and enthusiast hi-fi, ordinary consumer turntables, and DJ equipment. Its product development has included advanced cantilever and housing materials, including metal-injection-molded housings and, in the Anna Diamond model, a diamond cantilever. In addition to branded cartridges, Ortofon has operated Ortofon Microtech since 2010, producing precision technical-rubber and thermoplastic-elastomer components, including components for hearing aids. The company received ISO 13485 certification for this activity in 2013. Since its acquisition by private investors in 2004, Ortofon has remained an active, privately held Danish audio company with a global customer base.
History
Ortofon began in Copenhagen on 9 October 1918 as the Electrical Phono Film Company, founded by Danish engineers Axel Petersen and Arnold Poulsen. The founders initially concentrated on sound-film engineering. Their experiments addressed the synchronization of sound and moving images, an important technical challenge in early cinema. Although the company’s later reputation rests primarily on phono cartridges, this original focus placed it within the broader development of electronic sound reproduction. By the end of the Second World War, the company was extending its expertise into gramophone recording and playback. A major step came in 1945 with the introduction of a record-cutting head using moving-coil technology. In 1946 the organization was renamed FonoFilm Industry A/S, while Ortofon A/S was founded as a trading company beneath that umbrella in April 1947. The Ortofon name then became increasingly identified with the company’s cartridge and pickup business. The first Ortofon moving-coil magnetic cartridge, the AB model, appeared in 1948. Moving-coil technology remained a defining technical direction for the company and supported products aimed at professional users and serious audio enthusiasts. In 1959 Ortofon introduced the SPU stereo pickup for professional applications. The SPU platform survived through numerous revisions and special editions, including the SPU Meister and the SPU 95th Anniversary model. Ortofon also developed moving-magnet technology. The M-15 pickup, launched in 1969, introduced the company’s Variable Magnetic Shunt generator system. This design was used in Ortofon products through the 1980s. In the professional DJ sector, the Concorde pickup was introduced in a new form in 1979. The product family became one of the company’s important commercial platforms, reflecting the growing importance of specialized DJ playback equipment alongside conventional hi-fi. Later product development combined established electromagnetic designs with new materials and manufacturing techniques. The MC Jubilee, associated with the company’s eightieth anniversary, was the first Ortofon cartridge to use a metal-injection-molded housing. In 2000 the company introduced the MC-Series Kontrapunkt in connection with the 250th anniversary of Johann Sebastian Bach’s death. Its variants used different designations and materials, including a ruby cantilever in the Kontrapunkt B model and a stainless-steel housing. The Cadenza series became the successor to the Kontrapunkt family in 2009. In 2019 Ortofon introduced the Anna Diamond, featuring a diamond cantilever. The 2M moving-magnet series arrived in 2007. Its faceted exterior, developed with designer Møller Jensen, gave the series a recognizable visual identity and allowed Ortofon to offer a structured range for different levels of vinyl playback. The OM series remained important for consumer and enthusiast use because its replaceable stylus assemblies allow upgrades without replacing the entire cartridge. In 2018 the second generation of the Concorde line was released. Ortofon’s market is divided between DJ, audiophile, professional, and general consumer applications. The supplied reference describes DJs as accounting for roughly three-quarters of cartridge sales. At the consumer end, OM-5E cartridges have been fitted as standard to some affordable turntables, including models in the Pro-Ject Debut family. At the premium end, Ortofon cartridges are used in specialist playback systems, and the Revox Studiomaster T700 presented in 2020 was supplied with a Quintet Bronze moving-coil cartridge. The company’s activities extend beyond branded audio products. Since 2010, Ortofon Microtech has manufactured custom precision components from technical rubber and thermoplastic elastomer materials, including parts for hearing aids. It obtained ISO 13485 certification for this medical-device-related activity in 2013. In 2004, Ortofon was taken over by a group of private investors. The business remains active and privately held, with its historic expertise in electromagnetic transducers continuing to support products for vinyl playback and DJ use.
- 2019
Anna Diamond introduced
[1]The Anna Diamond moving-coil cartridge introduced a diamond cantilever.
- 2018
Second-generation Concorde released
[1]Ortofon released the second generation of its Concorde DJ pickup family.
- 2013
ISO 13485 certification
[1]Ortofon Microtech received ISO 13485 certification for its medical-device-related manufacturing activities.
- 2010
Ortofon Microtech begins component manufacturing
[1]Ortofon Microtech began producing custom precision components from technical rubber and thermoplastic elastomers, including parts for hearing aids.
- 2009
Cadenza series introduced
[1]The Cadenza family succeeded the Kontrapunkt series in Ortofon’s premium moving-coil portfolio.
- 2007
2M moving-magnet series launched
[1]The 2M series introduced a new faceted design and broadened Ortofon’s moving-magnet cartridge range.
- 2004
Acquired by private investors
[1]Ortofon was taken over by a group of private investors.
- 1979
Concorde DJ pickup introduced
[1]Ortofon presented the Concorde pickup in a new design, beginning a major line for professional DJs.
- 1969
M-15 moving-magnet pickup launched
[1]The M-15 introduced Ortofon’s patented Variable Magnetic Shunt generating system for moving-magnet pickups.
- 1959
SPU stereo pickup introduced
[1]The professional-oriented SPU stereo pickup entered the market and became a long-running Ortofon product family.
Products and positioning
High-end and specialist audio engineering, spanning professional record production, audiophile vinyl playback, consumer turntables, and professional DJ equipment.
Professional and audiophile moving-coil pickup · 1959
SPU series
Introduced in 1959 for professional users, the SPU is one of Ortofon’s longest-running pickup families. It has appeared in multiple versions and special editions, including the SPU Meister and SPU 95th Anniversary models. The line represents Ortofon’s historic emphasis on moving-coil transducers for demanding record-reproduction systems.
DJ phono cartridge · 1979
Concorde series
The Concorde family is Ortofon’s best-known DJ-oriented cartridge platform. Its integrated cartridge-and-headshell form is designed for practical installation and professional use, and the line has been offered in versions aimed at different DJ applications. A second-generation Concorde was released in 2018.
Moving-magnet phono cartridge
OM series
The OM family is a widely used moving-magnet cartridge range for consumer and enthusiast turntables. Its interchangeable stylus assemblies allow owners to replace or upgrade the stylus while retaining the cartridge body. Affordable models such as the OM-5E have been supplied with some budget turntables.
Moving-magnet phono cartridge · 2007
2M series
Launched in 2007, the 2M series is a modern moving-magnet range with a distinctive faceted housing developed with designer Møller Jensen. It spans multiple performance levels and is positioned for home hi-fi and vinyl enthusiasts.
Premium moving-coil cartridge · 2009
Cadenza series
Introduced in 2009 as the successor to the Kontrapunkt family, Cadenza is a premium moving-coil range. Its models use different combinations of generator, cantilever, stylus, and body construction to serve high-end vinyl playback systems.
High-end moving-coil cartridge · 2019
Anna Diamond
The Anna Diamond is a high-end Ortofon moving-coil cartridge introduced in 2019. Its defining feature is a diamond cantilever, an unusual material choice intended to support a highly rigid and precise stylus assembly.
Technical components · 2010
Ortofon Microtech components
Ortofon Microtech produces custom high-precision components made from technical rubber and thermoplastic elastomer materials. Its applications include hearing-aid components and other specialized parts, extending the company’s manufacturing activity beyond branded audio cartridges.
Brand decisions
2018
Second-generation ConcordeGeneration changeBackground
The Concorde platform remained important to Ortofon’s professional-DJ business.
Action taken
Ortofon released a second generation of the Concorde pickup.
Aftermath
The updated platform continued the brand’s presence in DJ equipment.
2007
Launch of the 2M seriesProduct launchBackground
Ortofon maintained a broad moving-magnet offering for home hi-fi and vinyl enthusiasts.
Action taken
The company introduced the 2M series with a faceted housing developed with Møller Jensen.
Aftermath
The 2M family became a prominent contemporary product range alongside Ortofon’s established OM and moving-coil lines.
2004
Sale to private investorsM&ABackground
Ortofon underwent a change in ownership after decades of development as a Danish audio manufacturer.
Action taken
A group of private investors took over the company.
Aftermath
Ortofon continued as an active privately held business.
1979
Entry into the modern DJ cartridge marketProduct launchBackground
The expansion of DJ culture created demand for specialized cartridges designed for professional handling and repeated use.
Action taken
Ortofon presented the Concorde pickup in a new design.
Aftermath
DJ products became a major part of Ortofon’s business, accounting for approximately three-quarters of cartridge sales according to the cited reference.
1948
Launch of the AB moving-coil cartridgeProduct launchBackground
After developing moving-coil cutting technology, Ortofon applied the approach to phonograph playback.
Action taken
The company introduced the AB, its first moving-coil magnetic cartridge.
Aftermath
Moving-coil cartridges became a central part of Ortofon’s long-term product identity.
Sources1 sources
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