Technics SE-A 1

Data

General

• Manufacturer: Technics
• Model: SE-A 1
• Type: Stereo DC power amplifier
• Note: Was only built to order in manual labor
• Years of manufacture: 1977 - 1980
• Made in: Japan
• Color: Black
• Power consumption: 1000 W, without signal 275 W
• Dimensions (WxHxD): 450 x 249 x 550 mm
• Weight: approx. 51 kg
• Original price approx.: 1'000'000 Yen (Japan, 1977), 6000 US-$, 15'500 DM

Connections

• Number of inputs: 2 (1x rear, 1x front, switchable)
  • Input sensitivity: 1 V, max. 10 V, 47 kOhm
• Number of outputs:
  • Headphones: adjustable
  • 3 speaker pairs (rear)
  • 1 pair of speakers (front)

Technical data

• Continuous power (20 - 20'000Hz)

8 Ohm: 2x 350 W 4 Ohm: 2x 350 W

• Dynamic power
  • 8 Ohm:
  • 4 Ohm:
• Total harmonic distortion: 0.003 % (nominal power, 20 Hz - 20 kHz)
• Attenuation factor: 100 at 8 Ohm
• Frequency response:
  • Phono RIAA: 20 Hz - 20 kHz, + 0 dB, - 0.05 dB
  • High level: DC - 200 kHz, + 0 dB, - 1 dB
• Power bandwidth: 5 Hz - 100 kHz (8 ohms, both channels, 0.01 %)
• Signal-to-noise ratio: 120 dB (IHF-A)
• Display range instruments: - 50dB - +10dB

Special Features

• Double-mono construction throughout
• Meter range depending on speaker impedance switchable: 4 Ohm, 6 Ohm, 8 Ohm, 16 Ohm
• Power On/Off remote controllable from preamplifier
• Input on/off switchable
• Mode selector: DC, Low Cut 2 Hz
• Level control for 4 speaker pairs L + R

Remarks

• Predecessor model:
  • 1973: SE-10000 power amplifier
    • SE-10000

• Successor model:
  • 2018: power amplifier SE-R 1
    • SE-R 1

• Other models in the "Century Series":
  • Turntables:
    • SL-1000 MK 2
  • Cartridges:
    • EPC-100 C MK 3
  • Preamplifier:
    • SU-A 2
  • Power amplifier:
    • SE-A 1
  • Cassette Tape Deck:
    • RS-M 95
  • Tape machine:
    • RS-1800
  • Speakers:
    • 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:
  • PCM Audio Processor Technics SH-P1:
    • SH-P1

Pictures

• Image: Technics SE-A 1 front

• Picture: Technics SE-A 1 Front Left

• Picture: Technics SE-A 1 Front Right

• Picture: Technics SE-A 1 display instruments

• Image: Technics SE-A 1 rear panel

• Image: Technics century series consisting of:
  • Turntable Technics SL-1000 MK 2
  • 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

• Excerpt from brochure: Technics Combi SU-A 2 / SE-A 1

Reports

• Review at "Good Old Hifi": [1]

Links

• External link to website "Audio Database, Japan": [2]