Nagra  Pyramid Operating Manual

Nagra Pyramid Operating Manual

Monoblock amplifier

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Pyramid Monoblock Amplifier
P/N: 2055015151
Operating manual
Nagra is a division of the Kudelski Group
Route de Genève 22
1033 Cheseaux
Switzerland
www.nagraaudio.com
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Summary of Contents for Nagra Nagra Pyramid

  • Page 1 Pyramid Monoblock Amplifier Operating manual Nagra is a division of the Kudelski Group Route de Genève 22 1033 Cheseaux Switzerland www.nagraaudio.com P/N: 2055015151 – © – ©...
  • Page 2: Table Of Contents

    Connecting and selecting the input Using the ground connector Connecting the AC mains power Operating the PMA Power switches Level and clipping indication Security Protection mode Clipping protection Shortcut protection DC protection Thermal protection Technical specifications Nagra Hi-Fi range Nagra - Pyramid Monoblock Amplifier...
  • Page 3: Important Safety Warnings

    Warranty Nagra, a division of Nagravision SA, certifies that this instrument was thoroughly inspected and tested prior to leaving its factory and is in accordance with the data given in the accompanying measurement protocol and test sheet.
  • Page 4: Congratulations

    Since its inception in 1951, Nagra builds products that continue to earn a reputation for delivering ultimate sonic performance. Numerous awards have been bestowed upon Nagra for its technical innovation, ®...
  • Page 5: Package Content

    Measurement protocol, this is the actual electrical • measurement of your amplifier. If anything is missing, please contact your dealer. *depending on your country, the AC mains cable features either bare wired, US, European or Swiss plug. Nagra - Pyramid Monoblock Amplifier...
  • Page 6: Installation

    (refer to the following table). In the event that the fuses don’t have the correct value, please contact your dealer. Mains voltage Fuse Put the 100 - 120 V 10 A compartment back in place 220 - 250 V Nagra - Pyramid Monoblock Amplifier...
  • Page 7: Connecting The Loudspeakers

    • 6.35mm spade lug ; • 4 mm banana plug. • Connecting bare wire cable ends or spade lugs Connecting cables equipped with banana plugs The Pyramid features isolated connectors to comply with security regulations. Nagra - Pyramid Monoblock Amplifier...
  • Page 8: Connecting And Selecting The Input

    If you have an unbalanced source, place the jumper on the “unbal.” position. You can then connect a cable on either the RCA or XLR input. When using an unbalanced source, you should place the jumper in this position. Nagra - Pyramid Monoblock Amplifier...
  • Page 9: Using The Ground Connector

    Then, simply plug the PMA to the mains by the means of the supplied AC power cable. Tip Both PMAs should be connected to the same wall outlet (if not, to the same AC line / phase). Nagra - Pyramid Monoblock Amplifier...
  • Page 10: Operating The Pma

    (b) The unit is completely OFF Turn the amplifier ON* AUTO Automatic mode Keeps the unit in STANDBY position *The green LED on the back panel will light only when the unit is ON Nagra - Pyramid Monoblock Amplifier...
  • Page 11: Level And Clipping Indication

    Place the front side on your left as shown on the picture. Front Using a small flat screwdriver, take the plastic lid off. You can now access the switch Switch Down position LED off LED on Nagra - Pyramid Monoblock Amplifier...
  • Page 12: Security

    Pyramid, it will go into Protection Mode. Tip If the Pyramid keeps going into the Protection Mode for no obvious reason; please contact your Nagra dealer. * if the loudspeakers can handle the PMA power...
  • Page 13: Thermal Protection

    PMA to stay very cool even at high levels, even in the most demanding conditions. Still, Nagra engineers, willing to maximize security have integrated a heating management system. In the event of overheating, body of the Pyramid going higher than 60°C...
  • Page 14: Technical Specifications

    6.35mm spade lugs Sine wave current draw complies Consumption per monoblock 350 W max with EN61000-3-2 regulation Weight 10 Kg (22 lbs) For each monoblock Size 38x38x30 cm (14.9x14.9x11.8 inches) Operating range 90-132V 180-264V 50-60 Hz Nagra - Pyramid Monoblock Amplifier...
  • Page 15: Nagra Hi-Fi Range

    Apollo missions. DAC High definition digital to analogue converter The DAC has inherited the fabulous electronic design of the Nagra D and Nagra V digital recorders used by the most prestigious music companies and recording engineers around the world.
  • Page 16 DECLARATION OF CONFORMITY FABRICANT: NAGRAVISION S.A. KUDELSKI GROUP, 1033 Cheseaux SUISSE MANUFACTURER: NAGRAVISION S.A. KUDELSKI GROUP, 1033 Cheseaux, SWITZERLAND APPAREIL : Nagra PMA ou PSA MODEL: Nagra PMA or PSA NORMES APPLICABLES : APPLICABLE NORMS: Champ électromagnétique rayonné EN 55022 Cl. B Radiated electromagnetic field EN 55022 Cl.

This manual is also suitable for:

Nagra psa

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