JVC KD-R691 Schematic Diagrams

(No.MA665<Rev.001>)3/33
SPECIFICATION
Models for destination "M" (KD-R491, KD-R491M, KD-R496, KD-R498)
• Subject to change without notice.
TUNER (Only for KD-R491, KD-R496, KD-R498)
FM Frequency Range 87.5 MHz to 108.0 MHz (50 kHz step)
Usable Sensitivity (S/N = 26 dB) 8.2 dBf (0.71 V/75 )
Quieting Sensitivity(DIN S/N = 46 dB) 17.2 dBf (2.0 V/75 )
Frequency Response (±3 dB) 30 Hz to 15 kHz
Signal-to-Noise Ratio (MONO) 64 dB
Stereo Separation (1 kHz) 40 dB
AM Frequency Range Band 1 (AM): 531 kHz to 1 602 kHz (9 kHz step)
Band 2 (SW1): 2 940 kHz to 7 735 kHz (5 kHz step)
Band 3 (SW2): 9 500 kHz to 10 135 kHz (5 kHz step) / 11 580 kHz to 18 135 kHz
(5 kHz step)
Usable Sensitivity (S/N = 20 dB) AM: 29 dB (28.2 V), SW: 30 dB (32 V)
TUNER (Only for KD-R491M)
FM Frequency Range 87.5 MHz to 108.0 MHz (50 kHz step)
Usable Sensitivity (S/N = 26 dB) 0.71 V/75  (8.2 dBf)
Quieting Sensitivity(DIN S/N = 46 dB) 2.0 V/75 
Frequency Response (±3 dB) 30 Hz to 15 kHz
Signal-to-Noise Ratio (MONO) 64 dB
Stereo Separation (1 kHz) 40 dB
AM (MW) Frequency Range 531 kHz to 1 602 kHz (9 kHz step)
Usable Sensitivity (S/N = 20 dB) 28.2 V
CD player
Laser Diode GaAIAs
Digital Filter (D/A) 8 times over sampling
Spindle Speed 500 rpm to 200 rpm (CLV)
Wow & Flutter Below measurable limit
Frequency Response (±1 dB) 20 Hz to 20 kHz
Total Harmonic Distortion (1 kHz) 0.01%
Signal-to-Noise Ratio (1 kHz) 105 dB
Dynamic Range 90 dB
Channel Separation 85 dB
MP3 Decode Compliant with MPEG-1/2 Audio Layer-3
WMA Decode Compliant with Windows Media Audio
Auxiliary
Frequency Response (±3 dB) 20 Hz to 20 kHz
Input Maximum Voltage 1 000 mV
Input Impedance 30 k
USB
USB Standard USB 1.1, USB 2.0 (Full speed)
Compatible Devices Mass storage class
File System FAT12/ 16/ 32
Maximum Supply Current DC 5 V 1 A
Digital Filter (D/A) Converter 24 Bit
Frequency Response (±1 dB) 20 Hz to 20 kHz
Signal-to-Noise Ratio (1 kHz) 105 dB
Dynamic Range 90 dB
Channel Separation 85 dB
MP3 Decode Compliant with MPEG-1/2 Audio Layer-3
WMA Decode Compliant with Windows Media Audio
WAV Decode Linear-PCM
FLAC Decode FLAC file
Audio
Maximum Output Power 50 W  4 or 50 W  2 + 50 W  1 (Subwoofer = 4 )
Full Bandwidth Power (at less than 1 % THD) 22W  4
Speaker Impedance 4  to 8 
Preout Level/Load (CD/USB) 2 500 mV/10 k load
Preout Impedance  600 
General
Operating Voltage (10.5 V to 16 V allowable) 14.4 V
Maximum Current Consumption 10A
Operating Temperature Range -10C to + 60C
Installation Size (W  H  D) 182 mm  53 mm  158 mm
Net Weight (includes Trimplate, Mounting Sleeve) 1.2 kg

JVC KD-R691 Specifications

General

Brand	JVC
Model	KD-R691
Category	Car Receiver
Language	English