Difference between revisions of "Pioneer SF-70"
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| − | == | + | == Data == |
| − | {{ | + | {{navigation}} |
| − | ''' | + | '''General''' |
| − | * | + | * Manufacturer: [[Pioneer]] |
| − | * | + | * Model: SF-70 (Japan version of the crossover Pioneer [[Pioneer SF-700|SF-700]]), see also link. |
| − | + | Type: Electronic crossover | |
| − | * | + | * Years of manufacture: 1969 - 1972 |
| − | * | + | * Made in: Japan |
| − | * | + | * Colour: Silver, wooden side panels |
| − | * | + | * Power consumption: 6 W |
| − | * | + | * Dimensions: 300 x 115 x 254 mm (W x H x D) |
| − | * | + | * Weight: 4.1 kg |
| − | * | + | * Original price approx.: 33'000 Yen (Japan, 1969), 500DM |
| − | ''' | + | '''Connections''' |
| − | * | + | * Number of inputs: 1 |
| − | + | Line: 100kOhm, 1 kHz | |
| − | * | + | * Number of outputs: 4 |
| − | ** Low: 3 | + | ** Low: 3.5 V, 200 kOhm, 1 kHz |
| − | ** Mid: 3 | + | ** Mid: 3.5 V, 200 kOhm, 1 kHz |
| − | ** High: 3 | + | ** High: 3.5 V, 200 kOhm, 1 kHz |
| − | + | Center channel: 4 kOhm, 70 Hz | |
| − | ''' | + | '''Technical Data''' |
| − | * | + | * Distortion factor: 0.3% |
| − | + | Signal-to-noise ratio: > 85dB | |
| − | * | + | * Tone control adjustment options: |
| − | ** 3- | + | ** 3-channel operation: |
| − | *** LOW-MID | + | *** LOW-MID crossover frequencies: 125 / 250 / 500 / 700Hz / 1 kHz |
| − | *** MID-HIGH | + | *** MID-HIGH crossover frequencies: 1k / 2k / 4k / 6k / 8Khz |
| − | + | 2-channel operation: | |
| − | *** | + | *** LOW-HIGH crossover frequencies: 125 / 250 / 500 / 700Hz / 1 kHz / 2k / 4k / 6k / 8Khz |
| − | ** | + | ** Edge steepness selectable: |
| − | *** Low: 6 | + | *** Low: 6 or 12 or 18dB per octave |
| − | *** Low-Mid: 6 | + | *** Low-Mid: 6 or 12 or 18dB per octave |
| − | *** Mid-High: 6 | + | *** Mid-High: 6 or 12 or 18dB per octave |
| − | *** High: 6 | + | *** High: 6 or 12 or 18dB per octave |
| − | ''' | + | '''Special Features''' |
| − | * 2- | + | * 2- or 3-channel operation by corresponding plug-in on the rear panel |
| − | * Center | + | * Center channel output |
| − | == | + | == Remarks == |
| − | * | + | * Other models in the same series: |
| − | ** | + | ** Pioneer SC-700 preamplifier |
*** [[Pioneer SC-700|SC-700]] | *** [[Pioneer SC-700|SC-700]] | ||
| − | ** | + | ** Crossover Pioneer SF-700 |
*** [[Pioneer SF-700|SF-700]] | *** [[Pioneer SF-700|SF-700]] | ||
| − | ** | + | ** Power amplifier Pioneer SM-700 |
*** [[Pioneer SM-700|SM-700]] | *** [[Pioneer SM-700|SM-700]] | ||
** Tuner Pioneer TX-500 | ** Tuner Pioneer TX-500 | ||
*** [[Pioneer TX-500|TX-500]] | *** [[Pioneer TX-500|TX-500]] | ||
| − | ** | + | ** Reverb amplifier Pioneer SR-202 |
*** [[Pioneer SR-202|SR-202]] | *** [[Pioneer SR-202|SR-202]] | ||
| − | == | + | == Pictures == |
| − | * | + | * Image: Pioneer SF-700 |
| − | [[ | + | [[File:Pioneer SF-700-1.jpg]] |
| − | * | + | * Image: 700 series: |
| − | ** | + | ** Preamplifier Pioneer SC-700 |
| − | + | crossover Pioneer SF-700 | |
| − | ** | + | ** Power amplifier Pioneer SM-700 (3x, bi-amping) |
| − | ** | + | ** Reverb amplifier Pioneer SR-202 |
| − | [[ | + | [[File:Pioneer SC-SF-SM-700-SR-202-1.jpg]] |
| − | * | + | * Excerpt from brochure: Pioneer SC-SF-SM-700 with bi-amping illustration. |
| − | [[ | + | [[File:Pioneer SC-SF-SM-700-Prospekt-1.jpg]] |
| − | == | + | == Reports == |
== Links == | == Links == | ||
| − | * | + | * External link to website "Audio Heritage, Japan": [[http://audio-heritage.jp/PIONEER-EXCLUSIVE/etc/sf-70.html]] |
| + | |||
| + | |||
| + | [[Category:Active crossovers]] | ||
Latest revision as of 09:12, 8 January 2020
Data[edit]
General
Type: Electronic crossover
- Years of manufacture: 1969 - 1972
- Made in: Japan
- Colour: Silver, wooden side panels
- Power consumption: 6 W
- Dimensions: 300 x 115 x 254 mm (W x H x D)
- Weight: 4.1 kg
- Original price approx.: 33'000 Yen (Japan, 1969), 500DM
Connections
- Number of inputs: 1
Line: 100kOhm, 1 kHz
- Number of outputs: 4
- Low: 3.5 V, 200 kOhm, 1 kHz
- Mid: 3.5 V, 200 kOhm, 1 kHz
- High: 3.5 V, 200 kOhm, 1 kHz
Center channel: 4 kOhm, 70 Hz
Technical Data
- Distortion factor: 0.3%
Signal-to-noise ratio: > 85dB
- Tone control adjustment options:
- 3-channel operation:
- LOW-MID crossover frequencies: 125 / 250 / 500 / 700Hz / 1 kHz
- MID-HIGH crossover frequencies: 1k / 2k / 4k / 6k / 8Khz
- 3-channel operation:
2-channel operation:
- LOW-HIGH crossover frequencies: 125 / 250 / 500 / 700Hz / 1 kHz / 2k / 4k / 6k / 8Khz
- Edge steepness 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
Special Features
- 2- or 3-channel operation by corresponding plug-in on the rear panel
- Center channel output
Remarks[edit]
- Other models in the same series:
Pictures[edit]
- Image: Pioneer SF-700
- Image: 700 series:
- Preamplifier Pioneer SC-700
crossover Pioneer SF-700
- Power amplifier Pioneer SM-700 (3x, bi-amping)
- Reverb amplifier Pioneer SR-202
- Excerpt from brochure: Pioneer SC-SF-SM-700 with bi-amping illustration.
Reports[edit]
Links[edit]
- External link to website "Audio Heritage, Japan": [[1]]