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Yamaha CX-1 Owner's Manual: Specifications

Natural sound stereo pre-amplifier.
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To Clear a Learned Function
1
Set to the "USER" position.
2
Press and hold the CLEAR button using the point of a
mechanical pencil, etc.
CLEAR
3
Press and hold the key where the learned function to be
deleted is until the indicator flashes 3 times.
To clear two or more functions, repeat step 2 and 3.
Note
If a key is not pressed soon after the CLEAR button is pressed,
this unit will automatically return to the status that was in effect
before the CLEAR button was pressed.

SPECIFICATIONS

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CX-1
Input Sensitivity/Impedance
PHONO MM ..................2.5 mV/47 k-ohms
PHONO MC
.......................100 µV/220 ohms, 1 k-ohms
CD/TUNER/TAPE/AUX
......................................150 mV/47 k-ohms
Input Sensitivity (New IHF)
PHONO MM ..................................0.83 mV
PHONO MC.......................................33 µV
CD/TUNER/TAPE/AUX......................50 mV
Maximum Input Signal (1 kHz, 0.05% THD)
PHONO MM ...................................150 mV
PHONO MC........................................6 mV
Output Level/Impedance
REC OUT .......................150 mV/2.5 k-ohms
PRE OUT ................................1.5V/47 ohms
Maximum Voltage Output
(20 Hz to 20 kHz, 1% THD)
PRE OUT ...............................................8V
16
To Clear All Learned Functions
1
2
3
Headphone Jack Rated Output/Impedance
Output Level (100 ohms).....................4.5V
Impedance ....................................68 ohms
Frequency Response (20 Hz to 20 kHz)
CD/TUNER/TAPE/AUX .................0±0.2 dB
RIAA Equalization Deviation (20 Hz to 20 kHz)
PHONO MM ...................................±0.2 dB
PHONO MC ...................................±0.2 dB
Total Harmonic Distortion (20 Hz to 20 kHz)
PHONO MM to REC OUT (3V) ......0.002%
PHONO MC to REC OUT (3V).......0.003%
CD/TUNER/TAPE/AUX to PRE OUT (3V)
........................................................0.002%
Signal-to-Noise Ratio (IHF-A Network)
PHONO MM (5 mV Input Shorted)
......................................................... 95 dB
PHONO MC (500 µV Input Shorted)
......................................................... 90 dB
CD (Input Shorted) ......................... 110 dB
TUNER/TAPE/AUX (Input Shorted)
....................................................... 107 dB
(109 dB for TAPE 3 only)
Set to the "LEARN" position.
Press and hold the CLEAR button using the point of a
mechanical pencil, etc.
CLEAR
Press and hold any key until the indicator flashes 7
times.
Residual Noise (IHF-A Network) ...........1.0 V
Channel Separation (Vol. –30 dB)
PHONO MM/MC (Input Shorted
1 kHz/10 kHz) .........................80 dB/70 dB
CD/TUNER/TAPE/AUX (Input 5.1 k-ohms
Terminated 1 kHz/10 kHz) ......85 dB/65 dB
Tone Control Characteristics
BASS:
Boost/cut ............................±10 dB (20 Hz)
Turnover Frequency ........................350 Hz
TREBLE:
Boost/cut ..........................±10 dB (20 kHz)
Turnover Frequency .......................3.5 kHz
Filter Characteristics
SUBSONIC FILTER .........15 Hz, –18 dB/oct
Audio Muting ........................................–20 dB
Gain Tracking Error (0 to –60 dB) ............2 dB

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