Yamaha GX-90VCD - Manual (Page 69)

English
E-59
SPECIFICATIONS
As a part of policy of continuous improvement, YAMAHA reserves the right to make design and specification changes for
product improvement without prior notice. The performance specification figures indicated are nominal values of production
units.
■ Amplifier section
Minimum RMS Output Power per Channel
Front L, R
6 ohms, 1 kHz, 1% THD ............................................. 65W+65W
6 ohms, 1 kHz, 10% THD ........................................... 75W+75W
Center
8 ohms, 1 kHz, 1% THD ....................................................... 20W
Rear
8 ohms, 1 kHz, 1% THD ....................................................... 20W
Input Sensitivity/Impedance
MD/AUX ............................................................ 300 mV/23 k-ohms
Mic Input Sensitivity/Impedance
MIC ................................................................... 0.5 mV/4.7 k-ohms
Headphone Output Impedance.......................................... 68 ohms
Total Harmonic Distortion (1 kHz)
MD/AUX to SP OUT (32.5W/6 ohms)................................... 0.08%
Signal-to-Noise Ratio (IHF-A Network)
MD/AUX (Input Shorted) ....................................................... 75 dB
Graphic Equalizer Characteristics
(100 Hz, 350 Hz, 1 kHz, 3.5 kHz, 10 kHz) ........................... ±10 dB
■ Video section
Video Signal Level .................................................. 1 Vp-p/75 ohms
Maximum Input Level ............................................ 1.5 Vp-p or more
Signal-to-Noise Ratio ................................................ 50 dB or more
Monitor Out Frequency Response ..............5 Hz to 10 MHz, –3 dB
■ Tuner section
Tuning Range
FM ....................................................................... 87.5 to 108.0 MHz
AM
[General model] ................................................. 530 – 1,710 kHz
[China and Singapore models]......................... 531 – 1,611 kHz
Usable Sensitivity
FM (75 ohms)
(30 dB S/N Quieting, 1 kHz, 100% mod.) ........ 1.5
µ
V (14.8 dBf)
AM .................................................................................... 280 µV/m
■ Video-CD player section
Type ................................................. 3 DISC Carousel Auto-changer
Signal Readout
........................... Non-contact, 3-beam semi-conductor laser pick-up
D/A Converter ................................................................. 18-bit DAC
Filter ................................................8-time oversampling digital filter
Wow and Flutter .........................................Below measurable limits
■ Tape deck section
Type ............................. Auto Reverse stereo double Cassette Deck
Deck 1: Playback only
Deck 2: Playback/Recording
Heads ................................................ PB, REC/PB : Hard Permalloy
Erase : Double Gap Ferrite
Motors ................................................................ DC servo motor x 2
Wow and Flutter .................................................
ע 0.19%, W.PEAK
0.09%, W.RMS
Fast Winding Time (C-60 Tape) ........................ About 110 seconds
Frequency Response (–20 dB)
Type l (Normal)........................................... 30 – 15,000 Hz ע 3 dB
Type ll (High) .............................................. 30 – 16,000 Hz ע 3 dB
Signal-to-Noise Ratio .................................. 58 dB (Dolby NR OFF)
66 dB (Dolby B NR ON)
Harmonic Distortion .......................................... No more than 0.8%
Channel Separation (Input Shorted 1 kHz)
................................................................................. More than 40 dB
Crosstalk (Input Shorted 125 Hz).......................... More than 55 dB