Sansui Z-5000 Instrukcja Użytkownika Strona 3
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The
power
amplifiers
Input: a semiconductor
cfucuit built
uound a differential amplifier using
ts'o well-matched transistors and a buf
fer
amplifier delivers a completely corr
stant
quality
response.
Output : 3 Ddington-connected
ampldier stages for high
cwent gain in
each channei, with eight large
pou,er
transistors for each channel
(8A3000:
6
power
transistors
"three-in-parallel")
in
an elaborate
"fou-in-parallel"
OCL
complementary symmetry
pushpull
con-
figuation,
give
linear input
amplifica-
tion and
reserve power for
negligible
distortion.
Power
transfomer: toroidal coil
windi ngs
on a seamless ring and a I win
positive/negative
dual
power
supply
fomat
with separate windings
for
left
and right channels result in a
power
transformer which
gives
an improved
transient
response with low
heat
gener-
ation and
precise power
regulation
(BA3000.
5000 and CA3000).
r&&T{!Rt{
8,$[&*
It.A.s(XX)
Stereo/Mono Power
Amplifier- I)eliv-
ers a
per
channel
power
output of 300 u-atts,
min. RMS,
both chamels
driven into I ohms
over
a20
to
20.000H2
bandwidth
with no
more than 0,1 7. total hmonic distortion.
High-efficiency
output
translomer
allos's
the IlA5000 to deliverfull rated output at
Luds of 8.
,1
or 2 ohms
for
2-channel ultra-
sLable
operation;
afull 600watts in mono.
. The output hansfonner also
functions
as a bandpass
filter
cutting subsonic signals
to
protect
speaker
cones.
. Temperatue-sensored cooling
fan.
. Three
protection
circuits:
AS0
(area
ol sale
operation) detection cfucuit
monitors
and
limits
cwent
flow in
power
transfor-
men
;
themistor self-restoring
temperatue
detection ctcuit;
overload detection cilcuit
with
quick-acting
f uses.
. High-accuacy meters, with logdith-
mically compressed scale covering0,ol to
300 watts and decibel
scale;
precise,
positive
controls
plus
block diagram of instrument
interior
printed
on cover.
BA 3{X}0
All the desigr
featues
of the
BA5000,
but with a
porver
output of
1?0 watts
per
channel,
min. RMS, both chamels driven
into 8 ohms over
a20 to 20.000H2 band-
width, $ith
no more
than
0,05
7a
total hr-
monic distortion; 340
watts, min. RMS in
mono.
. Fou
jumbo
heat sinl(. coupled
di-
rectly to the
power
transistoN
eliminate the
need
for
a coolingfan.
. LED Pou.er/hotector indiotor on
front
panel glows
red when
power
is
sB irched on, luns
green
to indicate sale
oper{tion; tuns red to wm of
potentially
hdmlul conditions.
r
BA3000 has all the safety featues,
subsonic filters and distortion-Jree toroidal
coil winding
power
transfomer described
above.
BA 5000
tiA:rffx)
- A buyer's 1
- TheDefinition 2
- 8,$[&* 3
- Amplifier 4
- Professional 5
- TheAII/TU 6
- TL'7900 7
- Receivers 8
- . Dolby* FM adaptor teminal 9
- . Integated-cicuitphono 9
- . Nomore thD 0.5% 9
- (desciH 10
- Sansui's 4-Channels 11
- Theloudspeakers 12
- The ES Series 13
- Theturntables 14
- 'i 16
- . Electronic DC seryomotor 17
- . FUI tape-rumingvisibility 17
- . Independent @pstan drive 17
- The Headphones 18
- 314x5sxru 22
- Amplilier 23
- 53155 24
Hotpoint-Ariston AQD970F 69 manuals
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