Yamaha C-1 specifications

Category : Preamplifier

Brand : Yamaha

General

connectors

Tech nical data

special features

  • manufacturer: Yamaha
  • model: C-1
  • year of construction: 1975 - 1979
  • Made in Japan
  • color: Black
  • remote control: No
  • power consumption: 55 W
  • dimensions: 460 x 170 x 389 mm (WxHxD)
  • weight: 17 kg
  • factory price approx.: 6.000,- DM
  • number of inputs:
    • Phono 1/2 2 mV/30 KOhm s, 41 KOhm , 47 KOhm , 53 KOhm , 59 KOhm , 100 KOhm
    • Phono 3 2 mV/47 KOhm
    • 4x Tape (Tape 3 Jack, rear RCA and front), Tuner, 2x Aux 150 mV/50 K-Ohm s
    • microphone 2 mV/50 K-Ohm s
    • level meter RCA 775 mV/110 kOhm
    • level meter speaker terminals
  • number of outputs:
    • 4x Pre-Out, 775 mV/300 Ohm s (2x Pre-Out 1 RCA, 1x Pre-Out 2 RCA rear, 1 Pre Out 2 Jack on the front))
    • 4x Rec Out 150 mV/1 KOhm (Tape 3 rear Cinch and the front Jack)
    • headphone 2x 50 mW into 8 Ohm s/47 Ohm s
    • OSC (output test tone generator) 775 mV/180 Ohm s
  • Phono 1/2 2 mV/30 KOhm s, 41 KOhm , 47 KOhm , 53 KOhm , 59 KOhm , 100 KOhm
  • Phono 3 2 mV/47 KOhm
  • 4x Tape (Tape 3 rear Cinch and the front Jack), Tuner, 2x Aux 150 mV/50 K-Ohm s
  • microphone 2 mV/50 K-Ohm s
  • level meter RCA 775 mV/110 kOhm
  • level meter speaker terminals
  • 4x Pre-Out, 775 mV/300 Ohm s (2x Pre-Out 1 RCA, 1x Pre-Out 2 RCA rear, 1 Pre Out 2 Jack on the front))
  • 4x Rec Out 150 mV/1 KOhm (Tape 3 rear Cinch and the front Jack)
  • headphone 2x 50 mW into 8 Ohm s/47 Ohm s
  • OSC (output test tone generator) 775 mV/180 Ohm s
  • frequency response: 5 - 100,000 Hz
  • total harmonic distortion: < 0,02%
  • signal-to-noise ratio:
    • Phono: 70 dB
    • high level: 90 dB
    • MIC: 60 dB
  • stereo channel separation:
  • control:
    • Bass: ±10 dB at 20 Hz, defeatable tone, frequency selectable between 250 Hz and 500 Hz
    • height: ±10 dB at 20,000 Hz, can be switched off, use of frequency-switchable between 2,500 Hz and 5000 Hz
    • Acoustic: ±6 dB, can be switched off, the mid-frequency switchable between 70 Hz and 300 Hz
    • Presence: ±6 dB, can be switched off, the center frequency can be switched between 2,000 Hz and 4,000 Hz
  • Loudness: adjustable
  • High Filter : Yes, -12 dB, switchable between 8,000 Hz and 12,000 Hz
  • Low Filter (Subsonic): Yes, -12 dB, switchable between 15 Hz and 70 Hz
  • Mute: Yes (Mute or -20 dB can be selected)
  • Direct/Line-Straight: Yes (Tone Defeat bypasses all tone controls, filters, and Loudness)
  • Phono: 70 dB
  • high level: 90 dB
  • MIC: 60 dB
  • Bass: ±10 dB at 20 Hz, can be switched off, the operating frequency is selectable between 250 Hz and 500 Hz
  • treble: ±10 dB at 20,000 Hz, can be switched off, use of frequency-switchable between 2,500 Hz and 5000 Hz
  • Acoustic: ±6 dB, can be switched off, Center frequency switchable between 70 Hz and 300 Hz
  • Presence: ±6 dB, can be switched off, the center frequency can be switched between 2,000 Hz and 4,000 Hz
  • Tone and noise generator (70 Hz, 333 Hz, 1 kHz, 10 kHz, Pink noise)
  • level display, can be switched off, sensitivity selectable and switchable between Pre-Out and Rec Out
  • 2. Pre-Out on the Front
  • Tape 3 port on the Front
  • headphone output with separate volume control
  • the Rec Out outputs can be switched off
  • input impedance Phono 1 and 2, separately switchable
  • Switchable to left, Right, L+R reversed, L+R, Stereo
  • level control for all inputs separately
  • Other models from the same series:
  • C-1
  • C-2
  • report in the "Good Old Hi-Fi": [1]

Yamaha C-1

Yamaha C-1

Yamaha C-1

Yamaha C-1


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