Kudelski
| Kudelski SA
|
|
|---|---|
 |
|
| legal form | Corporation |
| ISIN | CH0012268360 |
| founding | 1951 |
| Seat | Cheseaux-sur-Lausanne , Switzerland |
| management |
André Kudelski ( CEO and Chairman of the Board of Directors ) |
| Number of employees | 3,801 (December 31) |
| sales | CHF 1.067 billion ( EUR 993 million ) |
| Branch | electronics |
| Website | www.nagra.com |
| Status: December 2016 | |
Kudelski SA is a listed Swiss company specializing in digital security systems, based in Cheseaux-sur-Lausanne . The technologies developed by Kudelski are mainly used in the area of information transmission, the protection of content in digital television and the access control of people or vehicles at properties, ski slopes or events.
The company became known for Nagravision - an encryption system for pay TV , as it is e.g. B. is used by Sky Germany . And its founder - before that, the company had Stefan Kudelski - a name with the legendary Nagra - tape recorders made.
SKIDATA has been owned by the Kudelski Group since 2001 .
Nagra tape recorder
Nagra is derived from the perfective (indicating a completed process) form of the Polish verb “nagrywać” (to receive). This form is “nagrać” and literally means something like: (something) to “have absorbed”.
- 1951: Nagra I - prototype, still with miniature tubes and spring operating mechanism , this model was in 1952 on the - failed - Swiss Mount Everest - Expedition under Raymond Lambert and from 1953 by Auguste Piccard in his bathyscaphe Trieste taken
- 1953: NAGRA II - first series model
- 1955: NAGRA II CI - (Circuit Imprimé) with printed circuit board instead of chassis wiring
- 1957: Nagra III - transistorized (equipped with transistors instead of the heavier, more power-consuming and mechanically more sensitive tubes) and with an electric motor and electronic belt speed control
- 1960: Nagra SN - (Série Noire) miniature tape recorder the size of a wallet for 0.15 inch tape (3.81 mm), only supplied to the US secret service until 1971, afterwards also production of civil versions, e.g. B.
- Nagra SNN - Mono, full track, belt speed 3¾ ips (9.525 cm / s)
- Nagra SNS - mono, half track, tape speed 15/16 ips (2.38 cm / s) for police duties, four times longer recording time per track at the expense of dynamic range and treble reproduction
- Nagra SNST - dual channel version for intelligence applications
- Nagra SNST-R - Hi-Fi Stereo
- 1962: Nagra III NP - first Nagra for the film industry
- 1968:
- 16-track tape machine
- Nagra IV - with silicon transistors
- Nagra IV-L - with audio limiter
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- 1970: Nagra 4.2 - improved successor to the N. IV; Manufactured until the beginning of the 21st century.
- 1971: Nagra IV-S - (Stereo) for the film and music industry with a quartz-controlled pilot tone system
- 1972:
- Nagra 4.2 - Version of the IV-S with microphone - tone power supply and equalizer , for the film industry
- Nagra IV-SJ - for sound measurement applications , with step switches instead of potentiometers for precise gain setting, no audio limiter
- 1974: Nagra IS - for reporter use, in the versions:
- Nagra IS-T - at two speeds
- Nagra IS-L - with pilot tone system
- 1976: Nagra E - (Économique) low budget version
- 1978: Nagra TI - portable sound measurement recorder, often used by the military
- 1984: Nagra IV-STC - with SMPTE time code , older pilot tone IV-S and - 4.2 can be upgraded
- 1992: Nagra D - 4-channel PCM digital recorder, uses 4-track tape
- 1995: Nagra ARES-C - portable stereo digital recorder
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- 2001: Nagra V - 24-bit stereo CompactFlash / hard disk recorder , successor to the Nagra IV-STC
- 2008: Nagra VI - 6-channel CompactFlash / hard disk recorder
- 2009: Nagra LB - successor to the ARES series, with graphic audio editor, 2 GB internal memory, CompactFlash slot, Ethernet , Bluetooth , USB
The analog Nagras used to be the standard tape recorder for radio, film and television; they won technology Oscars at the Academy Awards in 1965, 1977, 1978 and 1983, among others . All but the SN use ¼ inch tape.
Conditional Access Systems
The company began developing encryption systems for pay-TV in 1991 ; the best-known related products of the Kudelski Group are:
- Nagravision
- Mediaguard
- Mediacrypt
Competitor
- NDS , United Kingdom : VideoCrypt (for analog television ), VideoGuard (for DVB )
- Irdeto , Netherlands : Irdeto , Irdeto-2
Web links
Individual evidence
- ↑ a b c Kudelski Group: 2016 Annual Report (English)
- ↑ Group Factsheet 2017
- ↑ Roland and Elsbeth website ( memento of the original from March 25, 2012 in the Internet Archive ) Info: The archive link has been inserted automatically and has not yet been checked. Please check the original and archive link according to the instructions and then remove this notice. under The legendary Nagra devices, Nagra SN
