Specifications - Kenwood RXD-251 Service Manual

Main unit
[ Amplifier section ]
(XD-A3)
Rated power output (U.S.A. and Canada)
30 watts per channel minimum RMS, both channels driven, at
6 Ω form 40 Hz to 14 kHz with no more than 0.9 % total har-
monic distortion.
Effective output power during STEREO operation
U.S.A. and Canada
1 kHz, 10 % T.H.D., 6 Ω ................................................... 40 W + 40 W
(XD-251/XD-301)
Effective output power during STEREO operation
1 kHz, 10 % T.H.D., 6 Ω ................................................... 40 W + 40 W
Rated output power during STEREO operation
Europe, U.K. and Russia
(DIN) 1 kHz, 0.7 % T.H.D., 6 Ω ........................................ 30 W + 30 W
Other countries
1 kHz, 1.0 % T.H.D., 6 Ω ................................................... 30 W + 30 W
(XD-351/XD-371S)
Effective output power during STEREO operation
Europe, U.K. and Russia.
1 kHz, 10 % T.H.D., 6 Ω .................................................... 40 W + 40 W
Other countries
1 kHz, 10 % T.H.D., 6 Ω .................................................... 60 W + 60 W
Rated output power during STEREO operation
Europe, U.K. and Russia
(DIN) 1 kHz, 0.7 % T.H.D., 6 Ω ........................................ 30 W + 30 W
Other countries
1 kHz, 1.0 % T.H.D., 6 Ω ................................................... 40 W + 40 W
Input sensitivity / inpedance
AUX ........................................................................ 300 mV / 40 kΩ
(XD-351/XD-371S)
MIC 1, 2 (Except for some arears) ....................... 2.5 mV / 2.2 kΩ
Output level / impedance
(XD-A3)
SUPER WOOFER PREOUT ...................................... 1.8 V / 0.6 kΩ
[ Tuner section ]
FM tuner section
Tuning frequency range ...................................... 87.5 MHz ~ 108 MHz
(For Russia) ....................................................
AM (MW) Tuner section
Tuning frequency range
Europe, U.K. and Russia ................................... 531 kHz ~ 1,602 kHz
U.S.A. and Canada ............................................ 530 kHz ~ 1,700 kHz
Other countries
9 kHz step ....................................................... 531 kHz ~ 1,602 kHz
10 kHz step ..................................................... 530 kHz ~ 1,610 kHz
LW Tuner section (For U. K.)
Tuning frequency range ......................................... 153 kHz ~ 279 kHz
SW Tuner section (XD-371S)
Tuning frequency range ..................................... 5.95 MHz ~ 17.9 MHz
1. KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice.
Notes Notes 2. Sufficient performance may not be possible at very low temperatures (0°C or less).

SPECIFICATIONS

[ Cassette deck section ]
Track ............................................................. 4-track, 2-channel stereo
Recording system ....................................................... AC bias system
Heads
Motor ................................................................................................... 1
Fast winding time ............................................. Approx. 100 seconds
[ CD player section ]
Laser .................................................................... Semiconductor laser
Wow & Flutter ................................... Less than unmeasurable Limit
[ General ]
Power consumption ......................... (XD-A3/XD-251/XD-301) 150 W
Dimensions .................................................... W: 280 mm
Weight (net) .......................... (XD-A3/XD-251/XD-301) 6.9kg (15.2 lb)
Speakers (LS-N301/LS-N351)
Enclosure .................................................................... Bass-reflex type
Speaker configuration
Impedance ....................................................................................... 6 Ω
Maximum input level ................................................................... 40 W
Dimensions ....................................................... W: 220 mm (8-11/16")
Weight (net) ..................................................... 3.3 kg (7.3 lb) (1 piece)
Speakers (LS-N371)
Enclosure .................................................................... Bass-reflex type
87.5 MHz ~ 108 MHz
Speaker configuration
(
65.0 MHz ~ 74.0 MHz
Impedance ....................................................................................... 6 Ω
Maximum input level ................................................................... 60 W
Dimensions ....................................................... W: 220 mm (8-11/16")
Weight (net) ..................................................... 3.7 kg (8.2 lb) (1 piece)
RXD-251/301/351/371S/A3
A deck Playback / recording head .............................................. 1
Erasing head ..................................................................... 1
B deck Playback head .................................................................. 1
(XD-351 for Europe 5and U.K.) 150 W
(XD-351 for other countories) 180 W
(XD-351 for Europe and U.K.) 6.9kg (15.2 lb)
(XD-351 for other countories) 9.1kg (20.1 lb)
Woofer ............................................................ 130 mm, cone type
Tweeter .............................................................. 50 mm, cone type
XD-351 (other countries)/XD-371S
Woofer ............................................................ 160 mm, cone type
Tweeter .............................................................. 50 mm, cone type
(Frequency: 105 kHz)
(C-60 tape)
(XD-371S) 180 W
(11")
H: 320 mm (12-5/8")
D: 405 mm (15-15/16")
(XD-371S) 9.1kg (20.1 lb)
XD-A3/XD-251/XD-351 (
Europe,
U.K. and Russia)
H: 320 mm (12-5/8")
D: 295 mm (11-5/8")
H: 320 mm (12-5/8")
D: 295 mm (11-5/8")
47