Pioneer SF-70 specifications

Category : Active crossovers

Brand : Pioneer

General

connectors

Tech nical data

special features

• manufacturer: Pioneer
• model: SF-70 (Japan Version of the crossover Pioneer SF-70 0), see also Link
• type: Electronic crossover
• year of construction: 1969 - 1972
• Made in Japan
• color: silver, Wood side panels
• power consumption: 6 W
• dimensions: 300 x 115 x 254 mm (B x H x T)
• weight: 4.1 kg
• factory price approx.: 33'000 Yen (Japan, 1969), 500DM

• number of inputs: 1
  • Line: 100kOhm , 1 kHz
• number of outputs: 4
  • Low: 3.5 V, 200 ohms, 1 kHz
  • Mid: 3.5 V, 200 ohms, 1 kHz
  • High: 3.5 V, 200 ohms, 1 kHz
  • Center channel: 4 kOhm , 70 Hz

• Line: 100kOhm , 1 kHz

• Low: 3.5 V, 200 ohms, 1 kHz
• Mid: 3.5 V, 200 ohms, 1 kHz
• High: 3.5 V, 200 ohms, 1 kHz
• Center channel: 4 ohms, 70 Hz

• total harmonic distortion: 0,3%
• signal-to-noise ratio: > 85dB
• control sound setting options:
  • 3-channel operation:
    • LOW-MID crossover frequencies: 125 / 250 / 500 / 700Hz / 1kHz
    • MID-HIGH crossover frequencies: 1k / 2k / 4k / 6k / 8Khz
  • 2-channel operation:
    • LOW-HIGH crossover frequencies: 125 / 250 / 500 / 700Hz / 1kHz / 2k / 4k / 6k / 8Khz
  • slope selectable:
    • Low: 6 or 12 or 18dB per octave
    • Low-Mid: 6 or 12 or 18dB per octave
    • Mid-High: 6 or 12 or 18dB per octave
    • High: 6 or 12 or 18dB per octave

• 3-operating channel:
  • LOW-MID crossover frequencies: 125 / 250 / 500 / 700Hz / 1kHz
  • MID-HIGH crossover frequency: 1k / 2k / 4k / 6k / 8Khz
• 2-channel operation:
  • LOW-HIGH crossover frequencies: 125 / 250 / 500 / 700Hz / 1kHz / 2k / 4k / 6k / 8Khz
• slope selectable:
  • Low: 6 or 12 or 18dB per octave
  • Low-Mid: 6 or 12 or 18dB per octave
  • Mid-High: 6 or 12 or 18dB per octave
  • High: 6 or 12 or 18dB per octave

• LOW-MID crossover frequencies: 125 / 250 / 500 / 700Hz / 1kHz
• MID-HIGH crossover frequency: 1k / 2k / 4k / 6k / 8Khz

• LOW-HIGH crossover frequencies: 125 / 250 / 500 / 700Hz / 1kHz / 2k / 4k / 6k / 8Khz

• Low: 6 or 12 or 18dB per octave
• Low-Mid: 6 or 12 or 18dB per octave
• Mid-High: 6 or 12 or 18dB per octave
• High: 6 or 12 or 18dB per octave

• 2 - or 3-channel operation with a corresponding Plug on the back
• Center channel output

• Other models from the same series:
  • pre-amplifier Pioneer SC-70 0
    • SC-700
  • crossover Pioneer SF-70 0
    • SF-700
  • amplifier Pioneer SM-70 0
    • SM-700
  • Tuner Pioneer TX-5 00
    • TX-500
  • reverberation amplifier Pioneer SR-202
    • SR-202

• pre-amplifier Pioneer SC-70 0
  • SC-700
• crossover Pioneer SF-70 0
  • SF-700
• amplifier Pioneer SM-70 0
  • SM-700
• Tuner Pioneer TX-5 00
  • TX-500
• reverberation amplifier Pioneer SR-202
  • SR-202

• SC-700

• SF-700

• SM-700

• TX-500

• SR-202

• Bild Pioneer SF-70 0

• image: 700 series:
  • pre-amplifier Pioneer SC-70 0
  • crossover Pioneer SF-70 0
  • amplifier Pioneer SM-70 0 (3x Bi-Amping)
  • reverberation amplifier Pioneer SR-202

• pre-amplifier Pioneer SC-70 0
• crossover Pioneer SF-70 0
• amplifier Pioneer SM-70 0 (3x Bi-Amping)
• reverberation amplifier Pioneer SR-202

• extract from the prospectus: Pioneer SC-SF-SM-700 with the representation of Bi-Amping

• External Link to website "Audio Heritage, Japan": [[1]]

Comment:

Comment box:

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