Nakamichi PA-7 E specifications

Category : Power amplifiers

Brand : Nakamichi

General

connectors

Tech nical data

special features

• manufacturer: Nakamichi
• model: PA-7E
• year of construction: 08/1985 - 1988
• Made in Japan
• color: Black
• remote control: no
• power consumption: 700 W
• dimensions: 435 x 200 x 421 mm (WxHxD)
• weight: 27 kg
• factory price approx.: 5.000,- DM

• number of inputs: 2
  • Line: 2 V/ 75 ohms (2x RCA)
• number of outputs: 2
  • 1 Pair of speakers (screw terminals/ bananne plug)

• Line: 2 V/ 75 ohms (2x RCA)

• 1 Pair of speakers (screw terminals/ bananne plug)

• the duration of the performance (total harmonic distortion)
  • 8 Ohm : 2x 200 watts (20 Hz - 20 kHz, 0,1% THD)
  • 4 Ohm : 2x 330 watts
• dynamic performance
  • 8 Ohm : 2x 300 Watt (impulse dynamics of 1.7 dB)
  • 4 Ohm : 2x 550 watts
• power bandwidth (half the power rating of 0.1 THD)
  • 5 - 50,000 Hz
• total harmonic distortion: < 0,1%
• damping factor: > 60
• frequency response (1 W, new IHF Standard)
  • 20 - 20,000 Hz (+0/ -0.5 dB)
  • 7 - 150.000 Hz (+0/ -3 dB)
• signal-to-noise ratio: > 120 dB
• stereo channel separation:
  • 100 Hz: > 110 dB
  • 1 kHz: > 100 dB
  • 10 kHz: > 80 dB

• 8 Ohm : 2x 200 watts (20 Hz - 20 kHz, 0,1% THD)
• 4 Ohm : 2x 330 watts

• 8 Ohm : 2x 300 Watt (impulse dynamics of 1.7 dB)
• 4 Ohm : 2x 550 watts

• 5 - 50,000 Hz

• 20 - 20,000 Hz (+0/ -0.5 dB)
• 7 - 150.000 Hz (+0/ -3 dB)

• 100 Hz: > 110 dB
• 1 kHz: > 100 dB
• 10 kHz: > 80 dB

• Patented STASIS-circuit design (Patent Threshold )
• current drive capability per channel
  • the duration of the performance: 14 A
  • Dynamic power: 50 A

• the duration of the performance: 14 A
• Dynamic power: 50 A

• Other models from the same series:
• PA-5 E
• PA-7 E

• image: Nakamichi PA-7 E

• image: Nakamichi PA-7 E

• Audio 09/1985: outstanding sound, overall rating of four out of five "ears";
• Audio 04/1986: comparison with PA-5 E, Accuphase , Threshold

• report "Hifi-Classic: [1]

• http://www.youtube.com/watch?v=pRpTkcuJ_G8

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