Справочник Пользователя для Musical Fidelity KW250S
KW250S
AMPLIFIER SPECIFICATIONS
Issue 2: 19th June 2006
Page 23 of
24
Output:
Power
250 Watts per channel into 8 Ohms (24dBW),
400
Watts
per
channel
into
4
Ohms
Voltage, RMS
45 Volts 20Hz to 20 kHz
Voltage,
Peak-to-peak
127.3 Volts
Current
peak-to-peak 75
Amps
Damping
factor
140
Output devices per channel
4
Pre-out
impedance
50
Ohms
Line inputs:
THD + noise, 20Hz to 20 kHz
< 0.01%
Signal / noise ratio
> 100dB ‘A’-weighted
Input sensitivity for 250 Watts
330mV
Input
impedance
220k
Ohms
Overload
margin
26dB
Channel
separation
>
70dB
typical
Frequency response
20Hz to 20 kHz, +0, -0.2dB
Phono input:
RIAA/IEC combined response (see graph)
-20.0
-15.0
-10.0
-5.0
0.0
5.0
10.0
15.0
20.0
20.0
31.5
50.0
80.0
125
200
315
500
1000 1600
2500
4000 6300 10000 16000
RIAA
PHONO
RIAA/IEC
PHONO RESPONSE
Frequency (Hz)
dB
Signal / noise ratio
> 96dB ‘A’-weighted
Input
sensitivity
2.5mV (moving magnet)
Input
impedance
47k
Ohms
Overload
margin
24dB
Connections:
Aerial input
1 F-type (female) with securing thread, DAB/FM
Digital inputs
1 optical (TOSLINK)
2 S/PDIF (RCA connector),
Digital
outputs
1
optical
(Toslink),
44.1/48
kHz
1 S/PDIF (RCA connector), 48 kHz
Line level inputs:
2 pairs line level RCA connectors,
1
front
panel
3.5mm
jack
socket
(sharing
AUX2
input)
1
pair
phono
(MM/MC)
RCA
connectors,
Line level outputs:
1 pair RCA [preamp] controlled by the volume,
1 pair RCA [tape record] fixed line level output.
Speaker outputs:
1 pair 4mm banana plug/binding posts per channel.
Power requirement:
100 / 115 / 230Volts AC 50 / 60Hz (factory pre-set),
700 Watts maximum into 8 Ohms, 80 Watts idle
Weight:
29.5 kg, 65 lbs
unit only, unboxed
37.0
kg,
81.5
lbs
in
shipping
carton
Dimensions:
485 mm, 19.1 inches wide
170 mm, 6.7 inches high including feet
470 mm, 18. 5 inches deep including terminals
Standard accessories:
Telescopic tri-band aerial with F-plug connector,
IEC
type
mains
lead
(16-Amp
type),
Remote
control
(A5,
universal
type),
2 batteries size LR03 or AAA, manganese alkaline type
Musical Fidelity reserves the right to make improvements which may
result in specification or feature changes without notice.
result in specification or feature changes without notice.