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− | __NOTOC__
| + | == Daten == |
− | == Data == | + | {{Navigation}} |
− | {{navigation}} | + | '''Allgemein''' |
− | '''General''' | + | * Hersteller: [[Technics]] |
− | * Manufacturer: [[Technics]] | + | * Modell: SU-A 2 |
− | * Model: SU-A 2 | + | * Typ: Stereo Vorverstärker |
− | * Type: Class A Stereo DC Preamplifier | + | * Hinweis: Wurde nur auf Bestellung in Handarbeit gebaut |
− | * Note: Was only built to order in manual labor | + | * Baujahre: 1977 - 1980 |
− | * Years of manufacture: 1977 - 1980 | + | * Hergestellt in: Japan |
− | * Made in: Japan | + | * Farbe: Schwarz |
− | * Color: Black | + | * Leistungsaufnahme: 240 W, ohne Signal 130 W |
− | * Power consumption: 240 W, without signal 130 W | + | * Abmessungen: 450 x 205 x 574 mm |
− | * Dimensions (WxHxD): 450 x 205 x 574 mm | + | * Gewicht: ca. 38,5 kg |
− | * Weight: approx. 38.5 kg | + | * Neupreis ca.: 1'600'000 Yen (Japan, 1977), 22'500 DM |
− | * Original price approx.: 1'600'000 Yen (Japan, 1977), 22'500 DM | |
| | | |
| | | |
− | '''Connections''' | + | '''Anschlüsse''' |
− | * Number of inputs: | + | * Anzahl der Eingänge: |
| ** Phono 1: | | ** Phono 1: |
− | *** MM: 2.5 mV, 500 mV max. | + | *** MM: 2,5 mV, max. 500 mV |
− | **** Impedance selectable: 22k, 33k, 47k, 75k, 100kOhm | + | **** Impedanz wählbar: 22k, 33k, 47k, 75k, 100kOhm |
− | **** Capacitance selectable: 100p, 150p, 200p, 300p, 500pF | + | **** Kapazität wählbar: 100p, 150p, 200p, 300p, 500pF |
− | MC: 0.1 mV, max. 20 mV | + | *** MC: 0,1 mV, max. 20 mV |
− | **** Impedance selectable: 10, 22, 47, 100, 220 Ohm | + | **** Impedanz wählbar: 10, 22, 47, 100, 220 Ohm |
| ** Phono 2: | | ** Phono 2: |
− | *** MM: 2.5 mV, max. 500 mV | + | *** MM: 2,5 mV, max. 500 mV |
− | **** Impedance selectable: 22k, 33k, 47k, 75k, 100kOhm | + | **** Impedanz wählbar: 22k, 33k, 47k, 75k, 100kOhm |
− | **** Capacitance selectable: 100p, 150p, 200p, 300p, 500pF | + | **** Kapazität wählbar: 100p, 150p, 200p, 300p, 500pF |
− | MC: 0.1 mV, max. 20 mV | + | *** MC: 0,1 mV, max. 20 mV |
− | **** Impedance selectable: 10, 22, 47, 100, 220 Ohm | + | **** Impedanz wählbar: 10, 22, 47, 100, 220 Ohm |
− | ** Microphone: 2mV / 600 kOhm, max. 200 mV | + | ** Mikrofon: 2mV / 600 kOhm, max. 200 mV |
− | ** Tuner: 150mV / 47 kOhm (with level control on rear panel) | + | ** Tuner: 150mV / 47 kOhm (mit Pegelregler auf Geräte Rückseite) |
− | AUX: 150mV / 47 kOhm (with level control on rear panel) | + | ** AUX: 150mV / 47 kOhm (mit Pegelregler auf Geräte Rückseite) |
− | Tape Play 1, 2, 3: 150mV / 47 kOhm (each with level control on rear panel) | + | ** Tape Play 1, 2, 3: 150mV / 47 kOhm (je mit Pegelregler auf Geräte Rückseite) |
− | ** Display instruments: External input | + | * Anzahl der Ausgänge: |
− | * Number of outputs:
| + | ** Tape Rec 1, 2: 100mV / 4 KOhm |
− | ** Tape Rec 1, 2, 3: 150mV / 500 Ohm | + | ** Pre Out: 100mV / 4 kOhm |
− | ** Pre Out 1, 2: 1 V / 500 Ohm, max. 10 V | + | ** Mixing Rec Out: |
− | ** Remote control output for power on / off of the power amp | + | ** Mono Out: |
− | ** Headphones: Impedance 4 - 600 Ohm | + | ** Kopfhörer: 150 mW (Pegelregler auf der Rückseite) |
| | | |
| | | |
− | '''Technical Data''' | + | '''Technische Daten''' |
− | * Frequency response: | + | * Frequenzgang: |
− | ** Phono 1, 2 MM: DC - 20 kHz, RIAA ± 0.2 dB. | + | ** High Level: 7 - 100.000 Hz (± 3 dB) |
− | ** Phono 1, 2 MC: 30 Hz - 20 kHz, RIAA ± 0.2 dB | + | ** Mikrofon: 10 - 20.000 Hz (± 3 dB) |
− | Microphones: 20 Hz - 20 kHz, + 0 -1 dB
| + | ** Phono: RIAA-Standard ± 0,3dB |
− | Tuner: DC - 20 kHz + 0 -0.2 dB
| + | * Klirrfaktor: 0,01% |
− | Aux: DC - 20 kHz + 0 -0.2 dB
| + | * Signalrauschabstand: |
− | ** Tape 1, 2, 3: DC - 20 kHz + 0 -0.2 dB | + | * Fremdpannungsabstand: (Nennleistung) |
− | Distortion: THD (20Hz - 20kHz)
| + | ** Phono 1: |
− | ** Phono 1, 2 MM:
| + | *** 1 mV: 70 dB |
− | *** 1 V: 0.003% (VR -30 dB) | + | *** 3 mV: 74 dB |
− | *** 10 V: 0.003% (VR max.) | + | ** Phono 2: |
− | ** Phono 1, 2 MC: | + | *** 1 mV: 70 dB |
− | *** 1 V: 0.005% (VR -30 dB). | + | *** 3 mV: 74 dB |
− | *** 10 V: 0.005% (VR max.) | + | ** Mikrofon: 60 dB |
− | ** Microphones: | + | ** Tuner: 90 dB |
− | *** 1 V: 0.005% (VR -30 dB) | + | ** AUX: 90 dB |
− | *** 10 V: 0.005% (VR max.) | + | ** Tape: 90 dB |
− | ** Tuner, Aux, Tape 1, 2, 3:
| + | * Klangregelung |
− | *** 1 V: 0.003% (VR -30 dB) | + | ** Bass: Einsatzfrequenz 125, 250, 500 Hz (wählbar), ± 12,5 dB |
− | *** 10 V: 0.003% (VR max.) | + | ** Höhen: Einsatzfrequenz 2, 4, 8 kHz (wählbar), ± 12,5 dB |
− | * Signal-to-noise ratio:
| + | * Loudness: nein |
− | ** Phono MM: | + | * High Filter: 2-stufig, Einsatzfrequenz 7, 11 kHz (wählbar), -18dB/Okt. |
− | *** 2.5 mV input voltage: 95 dB | + | * Low Filter (Subsonic): 2-stufig, Einsatzfrequenz: 20, 40 Hz (wählbar), -18dB/Okt. |
− | *** 10 mV input voltage: 107dB | + | * Attenuator: 0 dB, - 20 dB |
− | ** Phono MC:
| |
− | *** 0.1 mV input voltage: 80dB (-160 dBV)
| |
− | * Tone control
| |
− | ** Bass: operating frequency 15, 60, 240, 500 Hz (selectable) | |
− | *** R + L separately adjustable: ± 10 dB (Q= 0.7-7.0). | |
− | Treble: Insertion frequency 1, 4, 16 kHz (selectable).
| |
− | *** R + L separately adjustable: ± 10 dB (Q= 0.7-7.0)
| |
− | * Loudness: Variable (rotary dial behind volume control) | |
− | * High Filter: 2-stage, selectable frequency 8, 12 kHz, - 18 dB / octave | |
− | * Low Filter: 2-stage, insert frequency 15, 30Hz, selectable, - 18 dB / octave | |
− | * Low Filter (Subsonic): 30Hz, - 12 dB / octave
| |
− | * Muting: -∞, Off, -20dB | |
− | * Oscillator characteristics: sine wave, square wave: 20Hz - 20kHz (variable adjustable)
| |
− | * Signal tone: 20Hz - 20kHz (variable adjustable).
| |
− | * Pink noise: ± 7% of the modulation factor
| |
− | | |
| | | |
− | '''Special Features'''
| |
− | * Indicators and controls Front:
| |
− | ** Left side:
| |
− | *** Display instruments with dB scale from -50 to + 10 dB and volt scale from 0.003 - 1 V.
| |
− | **** Features:
| |
− | ***** Average operating time: 0.33 sec.
| |
− | ***** Peak Display: 0.00005 sec.
| |
− | ***** Peak Hold: max. value stored for 2 hours
| |
− | *** Power switch
| |
− | *** Headphone outputs: Impedance 4 - 600 Ohm
| |
− | *** Filter knobs for: Low, High, EQ Subsonic
| |
− | Center:
| |
− | *** Indicator lights: OSC, Microphones
| |
− | *** Input selector with indicator lights and memory function for program sources Aux, Tuner, Phono, Tape 1, 2 or 3 Rec/PB)
| |
− | *** Rec selector with indicator lights for Tape Dubbing (1>2-3, 2>1-3, 3>1-2), Aux, Tuner (with memory function), Phono, Off
| |
− | Sound position: Rec Out, Pre Out, Off
| |
− | *** Mode selector for Reverse, Stereo, L+R, L, R
| |
− | *** Balance control
| |
− | *** Mode selector: DC, Low Cut 2 Hz.
| |
− | Right side:
| |
− | *** Phono and cartridge selector: Phono 1 MC/MM, Phono 2 MC/MM
| |
− | *** Master volume control
| |
− | *** Variable Loudness control
| |
− | *** Loudness: On / Off
| |
− | *** Muting: -∞, Off, -20dB
| |
− | * Indicators and controls behind the front panel:
| |
− | ** Left side:
| |
− | *** Headphone Level Switch
| |
− | *** Pre Out Connectors
| |
− | *** Display range instruments with attenuator: -10 dB to -20 dB
| |
− | *** Input selector: External, Microphones, Pre Out, Rec Out
| |
− | *** OSC section with frequency control: 20-20,000 Hz and mode selector for square waves, sine waves, off, signal tone, pink noise
| |
− | *** Microphone section with connectors for 6.3mm jack plugs (Left, Right) with mix control and impedance selector for 600 Ohm, 500 kOhm, Mix, Off
| |
− | ** Center:
| |
− | *** Equalizer section with key selector:
| |
− | **** 4 bands selectable from -10 dB∼-10 dB and bandwidths 0.7-7 as well as frequencies 15-240 Hz, 63-1,000 Hz, 250-4,000 Hz, 1-16 kHz.
| |
− | ** Right side:
| |
− | *** Phono selector for phono 1, 2:
| |
− | **** Input voltage selector for 2.5-10 mV
| |
− | **** Input selector for impedance: MM 22∼100 kOhm, MC 10∼220 Ohm
| |
− | **** Input selector for capacitance: 100pF∼500pF
| |
− | **** Tape 3 selector for input front or rear, PB, Rec Out
| |
| | | |
| + | '''Besondere Ausstattungen''' |
| + | * Kanalgetrennte Klangregler für Bass und Höhen mit schaltbaren Einsatzfrequenzen |
| | | |
− | == Remarks ==
| |
− | * Previous model:
| |
− | ** 1973: SU-10000 preamp
| |
− | *** [[Technics SU-10000|SU-10000]]
| |
| | | |
− | | + | == Bemerkungen == |
− | * Successor model: | + | * Weitere Modelle der "Jahrhundert-Serie": |
− | ** 2018: preamplifier SU-R 1
| + | ** Plattenspieler: |
− | *** [[Technics SU-R 1|SU-R 1]]
| |
− | | |
− | | |
− | * Other models in the "Century Series":
| |
− | ** Turntables: | |
| *** [[Technics SL-1000 MK 2|SL-1000 MK 2]] | | *** [[Technics SL-1000 MK 2|SL-1000 MK 2]] |
− | ** Cartridges: | + | ** Tonabnehmer: |
| *** [[Technics EPC-100 C MK 3|EPC-100 C MK 3]] | | *** [[Technics EPC-100 C MK 3|EPC-100 C MK 3]] |
− | ** Preamplifier: | + | ** Vorverstärker: |
| *** [[Technics SU-A 2|SU-A 2]] | | *** [[Technics SU-A 2|SU-A 2]] |
− | ** Power amplifier: | + | ** Endstufe: |
| *** [[Technics SE-A 1|SE-A 1]] | | *** [[Technics SE-A 1|SE-A 1]] |
− | ** Cassette Tape Deck: | + | ** Kassetten Tape Deck: |
| *** [[Technics RS-M 95|RS-M 95]] | | *** [[Technics RS-M 95|RS-M 95]] |
− | ** Tape machine: | + | ** Bandmaschine: |
| *** [[Technics_RS-1800|RS-1800]] | | *** [[Technics_RS-1800|RS-1800]] |
− | ** Speakers: | + | ** Lautsprecher: |
| *** [[Technics_SB-10000|SB-10000]] | | *** [[Technics_SB-10000|SB-10000]] |
| | | |
| | | |
− | * At the 1979 Tokyo Audio Fair, the Technics SH-P1 PCM audio processor was introduced to match the series. It was only built to order. It is not known if it was ever built for customers: | + | * Vorgänger Modell der gleichen Serie: |
− | ** PCM Audio Processor Technics SH-P1: | + | ** 1973: Vorverstärker SU-10000 |
− | *** [[Technics SH-P1|SH-P1]] | + | *** [[Technics SU-10000|SU-10000]] |
− | | |
− | | |
− | == Pictures ==
| |
− | * Image: Technics SU-A 2 front
| |
− | [[File:Technics SU-A2-5.jpg]]
| |
− | | |
− | | |
− | * Picture: Technics SU-A 2 back
| |
− | [[File:Technics SU-A2-8.jpg]]
| |
− | | |
| | | |
− | * Image: Technics century series consisting of:
| |
− | ** Technics SL-1000 MK 2 turntable
| |
− | ** pickup Technics EPC-100 C MK 3
| |
− | preamplifier Technics SU-A 2
| |
− | power amplifier Technics SE-A 1
| |
− | ** Cassette Tape Deck Technics RS-M 95
| |
− | ** Tape machine Technics RS-1800
| |
− | ** Loudspeaker Technics SB-10000
| |
| | | |
| + | * Nachfolgemodell der gleichen Serie: |
| + | ** 2018: Vorverstärker SU-R1 |
| + | *** [[Technics SU-R1|SU-R1]] |
| | | |
− | [[File:Technics SE-A1, SU-A2, SB-10000, RS-1800, SL-1000 MK2-10.jpg]]
| |
| | | |
| + | == Bilder == |
| + | * Bild: Technics SU-A 2 Front |
| + | [[Datei:Technics SU-A 2-1.jpg]] |
| | | |
− | * Excerpt from brochure: Technics Combi SU-A 2 / SE-A 1 | + | * Bild: Technics Jahrhundert-Serie: |
− | [[File:Technics SE-A1, SU-A2-Prospekt-1.jpg|1000px]] | + | [[Datei:Technics SE-A1, SU-A2, SB-10000, RS-1800, SL-1000 MK2-9.jpg]] |
| | | |
| | | |
− | == Reports == | + | == Berichte == |
− | * Report at / some pictures from "Good Old Hifi": [http://www.good-old-hifi.de/technics_su-a2/] | + | * Bericht bei / einige Bilder von "Good Old Hifi": [[http://www.good-old-hifi.de/technics_su-a2/]] |
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| == Links == | | == Links == |
− | * External link to website "Audio Database, Japan": [http://audio-database.com/TechnicsPanasonic/amp/su-a2-e.html] | + | * Externer Link auf Webseite "Audio Database, Japan": [[http://audio-database.com/TechnicsPanasonic/amp/su-a2-e.html]] |
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− | [[Category:Preamplifier]] | + | [[Kategorie:Vorverstärker]] |