Sony STR-7800 SD specifications

Category : Receiver

Brand : Sony

General

Connections

Technical data

Amplifier

Tuner

• Manufacturer: Sony
• Model: STR- 7800 SD
• Type: Receiver
• Years of construction: 1977 – 1978
• Made in: Japan
• Color: Silver, Wooden Side panels
• Remote control: no
• Power consumption: 650 W max.
• dimensions: 490 x 170 x 515 mm (WxHxD)
• weight: 22.8 kg
• factory price approx.: 700 to$ 2,250 USD

• number of inputs:
  • Phono MM 1, 2: 2,5/5,0 mV / 50 K-ohms
  • Tape Play 1, 2: 250 mV / 50 K-ohms
  • AUX: 250 mV / 80 k643961b8da111c0a15d770a1109a86d4
  • antenna FM (75/300 643961b8da111c0a15d770a1109a86d4), AT
• number of outputs:
  • 2x Tape Out (RCA/DIN): 250 mV / 100 643961b8da111c0a15d770a1109a86d4s (RCA); 30 mV / 80 643961b8da111c0a15d770a1109a86d4 (DIN)
  • FM Discri: 250 mV, 2,5 k643961b8da111c0a15d770a1109a86d4
  • headphone (6.3 mm Jack, front)
  • 3 pairs of Speakers

• Phono MM 1, 2: 2,5/5,0 mV / 50 K-ohms
• Tape Play 1, 2: 250 mV / 50 K-ohms
• AUX: 250 mV / 80 k643961b8da111c0a15d770a1109a86d4
• antenna FM (75/300 643961b8da111c0a15d770a1109a86d4), AT

• 2x Tape Out (RCA/DIN): 250 mV / 100 643961b8da111c0a15d770a1109a86d4s (RCA); 30 mV / 80 643961b8da111c0a15d770a1109a86d4 (DIN)
• FM Discri: 250 mV, 2,5 k643961b8da111c0a15d770a1109a86d4
• headphone (6.3 mm Jack, front)
• 3 pairs of Speakers

• continuous power
  • 8 643961b8da111c0a15d770a1109a86d4: 2 x 125 W (RMS , both channels, 20-20.000 Hz, 0,07 %)
  • 4 643961b8da111c0a15d770a1109a86d4:
• dynamic performance
  • 8 643961b8da111c0a15d770a1109a86d4s:
  • 4 643961b8da111c0a15d770a1109a86d4:
• total harmonic distortion: 0,07% (at nominal power)
• damping factor: 40 (8 643961b8da111c0a15d770a1109a86d4)
• frequency response:
  • Phono: 20 - 40,000 Hz (+0/-0.2 dB)
  • high-level: 10 - 30,000 Hz
• signal-to-noise ratio:
  • Phono MM: 72 dB
  • AUX, Tape: 90 dB
• control the sound:
  • Bass: ± 10 dB at 100 Hz
  • treble: ± 10 dB at 10 kHz
• Loudness: + 10 dB at 50 Hz, + 3 dB at 10 kHz
• Acoustic Compensator:
  • bass: + 9 dB at 50 Hz
  • in the Middle: + 3 dB at 1 kHz
• High Filter : 1 - 6 dB at 5 kHz
• High Filter 2: - 6 dB at 10 kHz
• Low Filter (Subsonic) 1: - 6 dB at 25 Hz
• Low Filter 2: - 6 dB at 50 Hz
• Mute: - 20 dB

• 8 643961b8da111c0a15d770a1109a86d4: 2 x 125 W (RMS , both channels, 20-20.000 Hz, 0,07 %)
• 4 643961b8da111c0a15d770a1109a86d4:

• 8 643961b8da111c0a15d770a1109a86d4s:
• 4 643961b8da111c0a15d770a1109a86d4:

• Phono: 20 - 40,000 Hz (+0/-0.2 dB)
• high level: 10 - 30,000 Hz

• Phono MM: 72 dB
• AUX, Tape: 90 dB

• Bass: ± 10 dB at 100 Hz
• treble: ± 10 dB at 10 kHz

• bass: + 9 dB at 50 Hz
• in the Middle: + 3 dB at 1 kHz

• receiving: FM, MW
• frequency:
  • FM: 87.5 - 108 MHz
  • MW: 525 - 1605 kHz
• frequency response: 30 - 15,000 Hz (+0.2 dB / -1.5 dB, FM)
• input sensitivity:
  • FM: 1,7 µV (IHF)
  • MW: 100 µV
• total harmonic distortion:
  • FM: 0,2 % (Mono), 0,3 % (Stereo)
• signal-to-noise ratio:
  • FM: 73 dB (Mono), 68 dB (Stereo)
  • MW: 50 dB
• channel separation:
  • FM: 40 dB (at 1 kHz)
• selectivity: (IHF)
  • FM: 83 dB
  • MW: 35 dB
• frequency selection:
  • FM: 1.0 dB
• in addition to the wave selection:
  • FM: 80 dB
• mirror frequency attenuation:
  • FM: 75 dB
  • MW: 40 dB
• ZF-loss:
  • FM: 100 dB
  • MW: 35 dB
• ON-suppression: 54 dB

• FM: 87.5 - 108 MHz
• MW: 525 - 1605 kHz

• FM: 1,7 µV (IHF)
• MW: 100 µV

• FM: 0,2 % (Mono), 0,3 % (Stereo),

• FM: 73 dB (Mono), 68 dB (Stereo)
• MW: 50 dB

• FM: 40 dB (at 1 kHz)

• FM: 83 dB
• MW: 35 dB

• FM: 1.0 dB

• FM: 80 dB

• FM: 75 dB
• MW: 40 dB

• FM: 100 dB
• MW: 35 dB

• Acoustic Compensator
• FM-Dolby-ready

• Other models from the same series:
• Sony STR-1800
• Sony STR-2800 L
• Sony STR-3800 L
• Sony STR-4800
• Sony STR-5800
• Sony STR-6800 SD
• Sony STR-7800 SD

• extract from US Advertising: Sony STR-7800 SD

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