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Preout Terminals for All Channels
Preout terminals are provided for the
two main, two rear, center, rear center
and subwoofer channels so these
outputs can be fed to one or more
additional amplifiers for those desiring
even higher levels of power.
HDTV Compatible Component Video
Out
The frequency response of the
Component Video Monitor Out signal is
5Hz—60MHz, making it compatible with
HDTV monitors.
Front Panel Video Aux Input Terminals
Front Panel Video Aux Input Terminals
includes S-video and optical digital input
terminals for connecting game
machines, digital equipment, and so on.
Fixed and Assignable Terminals
Yamaha offers terminals that can be
RX-V640 Main Specifications
AUDIO SECTION
Maximum Power
Main Channels
Center Channel
Rear Channels
Rear Center Channel
Minimum RMS Output Power (8 ohms, 20–20,000 Hz, 0.06% THD, FTC)
Main Channels
Center Channel
Rear Channels
Rear Center Channel
High Dynamic Power, Low-Impedance Drive Capability
Dynamic Power/Channel
8 ohms
6 ohms
4 ohms
2 ohms
Linear Damping
Damping Factor (8 ohms, 20–20,000 Hz)
Input Sensitivity/Impedance
Phono (MM)
CD
Frequency Response
Total Harmonic Distortion (20–20,000 Hz)
CD (Main Sp Out)
Signa-to-Noise Ratio (CD, 250 mV)
Tone Control Characteristics
Bass
Boost/Cut
Turnover Frequency
Treble
Boost/Cut
Turnover Frequency
either independently assigned to
sources or defaulted to fixed settings.
Speaker A, B or A+B Selection
Speaker A, B or A+B Selection gives
you the advantage of listening to either
or both of two pairs of speakers.
Preset Remote Control Unit
It is preset with control codes for TV,
DVD, VCR, CDR, and other
components. It also provides control of
subwoofer level.
Tuner Section Features High Quality,
Easy Operation
In addition to utilizing a Direct PLL IF
Count Synthesizer Tuning system, the
RX-V640 also makes station selection
easy. Users can preset as many as 40
stations for instant one-touch tuning,
and with each one the tuning mode
(auto or mono) is also memorized. Auto
VIDEO SECTION
Video Signal Level
125 W + 125 W
S-Video Signal Level
125 W
125 W + 125 W
Component Video Signal Level
125 W
Signal-to-Noise Ratio
85 W + 85 W
Monitor Out Frequency Response
85 W
85 W + 85 W
85 W
Yes
TUNER SECTION
115 W
FM 50dB Quieting Sensitivity (1 kHz, 100% Modulation)
140 W
180 W
225 W
FM Selectivity
Yes
FM Signal-to-Noise Ratio
100 (speaker A)
FM Frequency Response
2.5 mV/47 k-ohms
150 mV/47 k-ohms
GENERAL
10–100,000 Hz +0, -3 dB
Standby Power Consumption
Dimensions
0.06%
Weight
100 dB
±10 dB 50 Hz
350 Hz
±10 dB 20 kHz
3.5 kHz
9/10 (R/L/T/K)
RX-V640
NEW PRODUCT BULLETIN
FM Station Memory will automatically
preset the 40
strongest stations
on the dial. The
Preset Editing
function can then
be used to
rearrange them into
groups.
Other Notable
Features
• 6-Channel
External Decoder
Input Terminals
• Sleep Timer
Y
C
Y
Pb/Cb, Pr/Cr
Composite/S-Video Signal
Component Video Signal
Mono
Stereo
400 kHz
Mono/Stereo
20–15,000 Hz
(W x H x D)
1 Vp-p/75 ohms
1 Vp-p/75 ohms
0.286 Vp-p/75 ohms
1 Vp-p/75 ohms
0.7 Vp-p/75 ohms
50 dB
5 Hz–10 MHz -3 dB
5 Hz–60 MHz -3 dB
2 µV (17.3 dBf)
25 µV (39.2 dBf)
70 dB
76 dB/70 dB
+0.5/–2 dB
Less than 1 W
435 x 171 x 390 mm
13 kg
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