Sansui AU-717 - Block Diagram; System Block Diagram Overview

AU-
517/717
1. SPCIFICA TlaNS
AU-717
Power output
Min. RMS, both channels driven, from 20 to 20
000 Hz, with no
more than 0.025% total harmonic distortion
85 watts per channel into 8. ohms
Load impedance.
. . . . . . . . 8 ohms
Power bandwidth.
. . . . . . . . . . . .
20 to 20
000 Hz at or below
rated min. RMS power output
and total harmonic distortion
Total harmonic distortion
(POWER AMP IN)
.....................
less than 0.025% at or below
rated min. RMS power output
Intermodulation distortion (70 Hz: 7 kHz = 4:1 SMPTE method)
'...........,.... lessthanO.025%
Frequency response (at 1watt) (POWER AMP IN)
..................,.. Oto200 OOOHz+OdB-3dB
RIAA curve daviation
(PHONO) . . . . +0.2 dB - 2 dB
(20 to 20 000 Hz)
approximately 60 at 8 ohms
load
Damping factor.
. . . . . . . . .
Input sensitivity and impedance
(1 kHz
, for rated power output)
PHONO "
" 2.
5mV/47kilohms
(Max. input capability; 350 mV at 1 kHz
, less than 0.01 % total
harmonic distortion)
AUX, TAPE. . . . . . . . .
. . . ..
150mV/47 kilohms
Output level (1 ,000 Hz)
TAPEREC(pinjack) "
150mV/47kilohms
PREOUT
...............
1V/47kilohms
Channel separation (1 kHz
, at rated power output)
PHONO "
betterthan60dB
AUX..................
betterthan65dB
Hum and noise
(short-circuit, A-network)
PHONO ..........
78dB
AUX..............
100dB
Controls
BASS.
. . . . . . . . .
Tone selector
TREBLE
...........
Toneselector...........
SUBSONIC
FILTER.........
HIGHFILTER............
MUTING
. . . . . . . . . . . . . . .
LOUDNESS (-30dB) .,.
:!:10dB (50 Hz)
200 400 Hz
:!:10dB (15kHz)
, 6 kHz
3dB(16Hz),
6dB/oct
3dB (10kHz), 6dB/oct
20dB
9dB at 50Hz
7dBat10kHz
Power requirements
Powervoltage............. 100
, 120
220
240V (50/60Hzl
120V (Usable 110 - 130V)
60 Hz (for U. A. & Canada
only)
Power consumption
Maximum consumption. .
. . . . .
Rated consumption
. . .
Dimentions................
Waight
. . . . . . . . . . . . . . . . . . .
735 watts
425 watts 500 VA
430mm (16-
15/16") W
168 mm (6-5/8"
) H
389mm (15-3/8") D
8kg (39.2lbs) net
19.8 kg (43.7 Ibs) packed
2.
BLOCK DIAGRAM
r----____n
:r:t: I
UUI
, 'I
--' a: I
-"'"""~~,, . ,"-"-,
0.. I
'" I
"" :~ ,~ ,~ ,
0.. I
Ln_____-
0 ~
;;'1 ~
7'"
, I ~
~ ~
t --------_
:_---------+ _
:i!!:i!!, -
$; ~'"" ~ ';;~~: , , ,"- "- ,-- --.,.
n_____------
_n_______n__-
,'j,- - - - - --';",
"'I
":"1
0..
""I
:: I
:51
,21
L______--
-- --- -----,,-------
IIA
JlI'-
Ii;;;
II,
JI'"
I:~
I:~
"(0
"'"
d ..:..
- - - - -- ---
JL______-
n__----_n
----------
ttJ~
r--------- ---------------------
---- -- -.. ~:
1'-'
"'I
..:..' u
0..
I ~
"" I
""
~I
"gl
=1
~I
L______- - ------------- -- - -- - -
- -----_
~r----
(0 -(0 -------------
"C0 -(0"-
- c0~---
~: g~
&ii&ii
.:.:
i'i~
~ ""
L__- -- - --
--- ---- --~ -~--~--_!_--_