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Technics SU-A2

Legendary Class A Stereo DC Control Amplifier. FRONT PANEL CONTROLS

LEFT: Meters with Decibel Scale (-50 to +10dB) and Voltage Scale (0.003-1 V). Power Switch, Phones (voice-coil impedance 4-600 Ω, phones only -∞). Meter Mote for Average (attack time 0.33 sec), Peak (attack time 0.00005 sec) and Peakhold (max. detected value held as meter reading for 2 h). Filter Switches (Low, High, EQ Subsonic).

MIDDLE: Pilot Lamps (OSC, Mic). Input Selectors single touch pushbuttons with pilot lamp and memory function of program source for Aux, Tuner, Phono, Tape 1, 2 or 3 Rec/PB). Rec Selector pushbuttons with pilot lamps for Tape Dubbing (1>2-3, 2>1-3, 3>1-2), Aux, Tuner (with special memory function), Phono, Off. Tone Position (Rec Out, Pre Out, Off). Mode Selector (rev, stereo, L+R, L, R). Balance Control. Operation Switch(DC, low cut 2 Hz).

RIGHT: Phono and Cartridge Selectors (Phono 1 MC/MM, Phono 2 MC/MM). Master Volume Control (variable loudness), Loudness (On/Off), Muting (-∞, Off, -20dB).

BEHIND FRONT FLAP

LEFT: Phones Level Switch. Pre Out Terminals. Meter Section with Attenuator (-10 dB to -20 dB) and Input Selector (ext, mic, pre out, rec out). OSC Section with Frequency Control (20-20,000 Hz) and Mode Selector (square wave, sine wave, off, warble tone, pink noise). Microphone Section with Jacks (left, rigth), Mixing Level Control and Impedance Selector (600 Ω, 500 kΩ, Mixing, Off).

MIDDLE: Universal Tone Equalizer Section with Tone Mode Selectors, 4 Band Level Controls (-10 dB∼-10 dB) and Selectors for Bandwidth (0.7-7) and Frequency (15-240 Hz; 63-1,000 Hz; 250-4,000 Hz; 1-16 kHz).

RIGHT: Phono (1, 2) Selectors Section with Level Controls (2.5-10 mV) and Selectors for Input Capacitance (100pF∼500pF) and Input Resistance (MM 22∼100 kΩ; MC 10∼220 Ω). Tape 3 terminal (Front/back, PB, Rec Out).

Specifications: Operating Instructions


Technics SU-A2
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Technics SU-A2
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SPECIFICATION_TITLE_PRODUCTS
1. General
Système: Transistor DC Control Amplifier
Culeur: 2
Consommation: 300 W @ 120/240 V
Pre Amplifier
Entrées: Phono MM I+II; Phono MC; Tuner; Tape; AUX; Mic, 2 Meter Ext. Input
Quadro: no
Sensibilité Haut Lével: 150 mV
Impédance Haut Lével: 47 kΩ
Réponse en Fréquence Haut Lével: DC~20,000 (+0/-0.2 dB) HZ
Sensibilité Phono: 2.5 mV
Impédance Phono: 22/ 33/ 47/ 75/ 100 kΩ
Sensibilité Phono: 2.5 mV
Impédance Phono: 22/ 33/ 47/ 75/ 100 kΩ
Réponse en Fréquence Phono: DC~20,000 RIAA (±0.2 dB)
Signal/Bruit Phono: 95 (2.5 mV, IHF A); 107 (10 mV, IHF A) db
Sensibilité Phono: 0.1 mV
Impédance Phono: 0.00/ 0.022/ 0.047/ 0.10/ 0.22 kΩ
Signal/Bruit Phono: 80 (-160 dBV) db
Sorties: 2 PRE OUT; 3 REC OUT; 3 PLAYBACK; AC OUTLETS (3 switched, 3 unswitched)
Réponse en Fréquence: Phono MC 30 Hz~20 kH RIAA (±0.2 dB) HZ
Distorsion Harmonique: 0.003 (0.005 Phono MC, Mic) % à la puissance nominale
Tension de Sortie Rec Out: 150 mV
Impédance Sortie Pre Out: 0.5 kΩ
Tension de Sortie de préampli: 1,000 mV
Impédance Sortie D´enreg.: 0.5 kΩ
Equalizer
Filtres: Equalizer Subsonic 30 Hz (12 dB/oct.); Low 15 Hz, 30 Hz (18 dB/oct.); High 8 kHz, 12 kHz (18 db/oct.)
Réglage de Poussée: -20 dB, off, -∞
2. Physical
Dimensiones en Pulgada: 17.72 x 8.07 x 22.59 (L) x (H) x (P)
Dimensiones en mm: 450 x 205 x 574 (L) x (H) x (P)
Poids en lbs: 84.88 lbs
Poids en Kg: 38.5 Kg



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