Kenwood KA-7300 specifications

Category : Integrated amplifier

Brand : Kenwood

General

connectors

Technical data

special features

• manufacturer: Kenwood
• model: KA-7300
• year of construction: 1975 - 1978
• Made in Japan
• color: silver
• type: Analog
• remote control: -
• power: 450 Watts
• dimensions (WxHxD): 430 x 149 x 376 mm
• weight: 14 Kg
• factory price approx.: 65000 Yen (Japan, 1975), 330 US$ 1.150 DM
  • Option D-7 handles: 60 DM / Pair

• Option D-7 handles: 60 DM / Pair

• number of inputs:
  • input sensitivity:
  • Phono 1 MM: 2.5 mV, 50 kOhm s, max. 260 mV
  • Phono 2 MM: 2.5mV, 50 kOhm , max. 260 mV
  • Tuner: 150mV, 50 kOhm
  • AUX: 150mV, 50 kOhm
  • Tape Play A, B: 150mV, 50 kOhm
  • Main In:
• Number of Outputs:
  • Outputs:
  • Tape Rec: 150mV , 100 Ohm
  • DIN: 30mV, 80 kOhm
  • Pre-Out:
  • Headphones:
  • Connectors for 3 pairs of speakers

• Input sensitivity:
• Phono 1 MM: 2.5mV, 50 kOhm , max. 260 mV
• Phono 2 MM: 2.5mV, 50 kOhm , max. 260 mV
• Tuner: 150mV, 50 kOhm
• AUX: 150mV, 50 kOhm
• Tape Play A, B: 150mV, 50 kOhm
• Main In:

• Outputs:
• Tape Rec: 150mV, 100 Ohm
• DIN: 30mV, 80 kOhm
• Pre-Out:
• Headphones:
• Connections for 3 pairs of speakers

• Continuous power (with total harmonic distortion)
  • 8 Ohm : 2X65W (RMS , 20Hz...20kHz, 0.08% THD), 2x 70W (8 Ohm , 1kHz)
  • 4 Ohm : 2x85W
• Dynamic power
  • 8 Ohm :
  • 4 Ohm : 250 W
• Total harmonic distortion: 0.1% THD at 8 ohm
• Attenuation factor: 50 to 8 ohms
• Frequency response: 20 - 40,000 Hz
• Power Bandwidth: 5 - 60,000 Hz
• Signal-to-noise ratio:
  • Phono 1.2: 76dB (MM)
  • Tuner: 90dB
  • AUX: 90dB
  • Tape Play: 90dB
• Tone control
  • Bass:
    • 150Hz : ± 5dB at 100Hz
    • 400Hz : ± 7.5dB at 100Hz
  • Treble:
    • 3kHz : ± 7,5dB at 10kHz
    • 6kHz : ± 5dB at 20kHz
• Loudness: Stage1: +3dB at 50Hz, Stage2: +6dB at 50Hz, Stage3: +10dB at 50Hz
• High Filter : +12dB/Oct. at 8kHz
• Low Filter : +12dB/Oct. at 40Hz
• Low Filter (Subsonic): +12dB/Oct. at 18Hz
• Presence :
  • +6dB at 800Hz
  • +6dB at 3kHz
• Attenuator: 0 dB, - 20 dB

• 8 Ohm : 2X65W (RMS , 20Hz...20kHz, 0.08% THD), 2x 70W (8 Ohm , 1kHz)
• 4 Ohm : 2x85W

• 8 Ohm :
• 4 Ohm : 250W

• Phono 1.2: 76dB (MM)
• Tuner: 90dB
• AUX: 90dB
• Tape Play: 90dB

• Bass:
  • 150Hz : ± 5dB at 100Hz
  • 400Hz : ± 7.5dB at 100Hz
Treble:
• 3kHz  : ± 7,5dB at 10kHz
• 6kHz : ± 5dB at 20kHz

150Hz : ± 5dB at 100Hz
• 400Hz : ± 7,5dB at 100Hz

• +6dB at 800Hz
• +6dB at 3kHz

• Loudness 3-stage
• Power amplifier separable
• Mono / stereo changeover switch

• Other models of the same series:
  • Kenwood KA-1500
  • Kenwood KA-3300
  • Kenwood KA-3500
  • Kenwood KA-550 0
  • Kenwood KA-7300
  • Kenwood KA-8300
  • Kenwood KA-9300 (Japan version)

• Corresponding tuner of the same series:
  • Kenwood KT-3300
  • Kenwood KT-5300
  • Kenwood KT- 7300
  • Kenwood KT-8300

Kenwood KT-3300
• Kenwood KT-5300
• Kenwood KT-7300
• Kenwood KT-8300
• Kenwood KT-8300

• Picture: Kenwood Kombi KA-7300 / KT-7300

• Picture: Kenwood KA-7300 Inside

• Picture: Kenwood KA-7300 Back cover

• Extract from Prospectus: Kenwood KA-7300

• Report from "Mackern": [[1]]

• Report from "Good Old Hifi": [[2]]

• External Link: Website "Hifi Archive": [3]

• External Link: Website "The Vintage Knob": [4]

• External Link: Website " Audio Heritage, Japan": [5]

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