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Technics SE-A1

Legendary Class A+ Stereo DC Power Amplifier Technics SE-A1 FEATURES

FRONT: 2 Peak-Level-Indicators with Linear Scale (-50 dB to +10 dB) and Logarithmic Scale (0.01-1,000 W); 6 LED Controls (Power/ Protector/ Speakers A,B,C,D).

BEHIND FRONT FLAP: 4 Speaker Selectors (A,B,C,D) and Double-Knobs for each Speaker Level (0-20). 2x2 D Speakers Inputs (4-16 Ω). Phones Input, Phones Level Switch (0-10). Meter Sensivity Speaker Impedance (4/6/8/16); Operation Selector (DC/Low Cut 2Hz); Input (On/Off); Input Operator (1/2); Selector (Left/Right) for Input 2; Power (On/Off).

SPEAKER VARIATIONS: A,B or C : 4-16 Ω/ each speaker; A+B, B+C or A+C : 8 Ω/ each speaker; A+B+C : 16 Ω/ each speaker; D only.

BACK: Input 1 (Left/Right); Speaker Inputs (A,B,C); Remote Control (On/Off), Inlet AC 100 V.

TECHNICAL: 8 separated Power Supply Levels (4/each channel); High-Power TOROID-Transformers (1/channel); Active Thermal Servo-Amplifier for DC-Drift replace electrolytic capacitors. Slewing Rate: 70V/μs. Crosstalk: >75 dB (40 Hz)/ >67 dB (1 kHz); >48 dB (10 kHz). Intermodulation: 0.004 % at rated power (<0.03% /2x 50 mW). Transmission Range: 2-45,000 Hz (- 3 dB/4 Ω, 8 Ω). Power Source: AC 50/60 Hz, 100 V.

Specifications: Test HiFi Stereophonie 1/1979. Foto: AudioScope.

Technics SE-A1
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Technics SE-A1
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1. General
System: Transistor DC Power Amplifier (Stereo, Class A+)
Colour: 1=Silver, 2=Black: Technics Dark Brown
Power consumption: 750 W @ 120/240 V
Power Amplifier
Speaker Outputs: 4 x 2 Speakers; Phones
Continuous Power 4Ω: 420 + 420 (1 kHz) Watts
Continuous power 8Ω: 375 + 375 (1 kHz) Watts
Frequency Response: 20-20,000 (+0/-0.5 dB) HZ
Input Sensitivity: 700 (-3 dBV, 2x350W/4Ω); 1,000 (▒0 dBV, 2x350W/8Ω) mV
Signal to Noise Ratio: 97/99 (DIN 45405) db A, short circuited
Damping factor: (4 Ω) >200 (40 Hz); >120 (1 kHz); >43 (12.5 kHz)
Harmonic Distortion: <0.04 (2x50mW); 0.005 % at rated output
2. Physical
Dimensions in Inches: 17.71 x 9.84 x 21.65 (w) x (h) x (d)
Dimensions in mm: 450 x 250 x 550 (w) x (h) x (d)
Weight in lbs: 112.43 lbs
Weight in Kg: 51 Kg

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