Sansui AU-70 - Specifications; Characteristics

SPECIFICATIONS
M
AIN AMP LI FI ER :
MAXI MUM OUTPUT : 25W-25 W ( SO W to tal)
HARMON IC DISTORTION:
Max. 0 . 15 % at 20W for 1, 000 Hz
Max . 0.95 % at 20W for 30 Hz
INTERMODULAT IO N
D
IS TORTION:
Max. 0. 85 % at 20W , (50 Hz
+ 5,50 0 Hz)
FREQUENCY RE SP ONSE:
10- 80 ,000 Hz
at
±1 dB
OU TPUT IM PEDAN CE : 8 and
16 ohms
G
AIN AND SENSITIVITY :
R
S
T
PHONO: MAG 84 d B ( Ou tput
2
0W at 1.1 mV in put )
x- T AL 54 dB (O utput 2 0W at 36mV input)
TAPE:
86 d B ( Ou tput 2 0W a t 0.9mV in put)
MIC:
86 dB ( Ou tp ut 20W a t 0.9 mV in put)
AUX: ( TA PE MON) 51 dB (O utput 2 0W a t 50 mV input)
TUNER: 51 dB (O utput
20W at 50 mV in put)
ESIDUAL NO I SE :
below 0.25 p. W
IN RATIO
52 dB ( at
T APE terminal)
ONE CONTRO L:
T ype CR
50 Hz + 11 to - 15 dB
10, 00 0 Hz
+ 12
to - 13 dB
E
QUALIZER :
Ty pe NF
TAPE:
NART B (50 p. s)
PHONO:
RIAA
A
CCESSORY CI RCU I TS :
PRESENCE CO NTROL: Turno ver a t
150 Hz
LOW FILTER: 5 0Hz - 12.5 dB
HIGH FILTER: 10, 000 Hz
- 13.5
dB
LOUDNESS CONTROL
TONE
DEFEAT
TAPE MONITOR
HEADPHONE JACK
TAPE RECORDER PLAYBACK CONNECTION (DIN)
TERMINAL FOR CENT ER · CHANNEL AMPLIFIER
LEVEL MET ER ( FOR OUTPUT )
Thre e ra n ges
of 5,
10 and 2 5W
BLEND CONTROL
VA CUUM TUBES , TRANSISTORS AND DIODES:
7 18 9A X 4, 6AN8 X 2, 12 AX 7 X 3, OA - 91
ge rmanium
dio
de X 2, 2 5B - 381 tra nsis tor X 4,
50 -1 B silicon diod e
X 2 5W- 0503 silicon dio de x l
TOTAL :
9 tu bes
a nd 9 di od es
PO WER SUPPLY :
117V AC,
50 and 60 Hz:
P OWER CONSUMPT IO N:
150VA
DI MENSIONS :
W i dt h 15" /
6
/'.
D epth
12
19
/
32
/1.
Height 5
19
/
3
/ ' .
W EIGHT:
30 lbs
- 5 -
~ "I..
CHARACTERISTICS
TONE CONTROL CHARACTERITICS
FREQUENCYRESPONSECHARACTE~ST~S
1111 I 1 1111111
NF: 26 dB LO AD RESISTANC E: 16 0 HMS
20
r- M~X
M~X
6
-
4
II)
~
~ 10
2
w
:---....
a;-
0
'"
.... TONE DEFEAT
~
z
0
w - 2
0
......
en
,
"-
Z ....... A
'"
..."...
~ - 6
~ - 10
~ - 8
-- OU
TPUT : I W
- ~
'"
0:: -10
---- OU
TPUT : 20 W
-
20
MIN
I II 1111
-12
1
I I I 11 11
100
I K
10
K
10 100
I K
10K lOO K
HIGH AND LOW FILTER CHARACTERISTICS
HARMONIC DISTORTION
I I I I I I I I I
10
I J
~Nt~t t~fE~T
10
- HARMONIC I Ke
;;;-
e
___ DISTORTION 1 00% ' LOAD RESISTANCE : 16 0HMS -
0
- 1- -
z
_ . - 10 Ke
~
r-
0
w ;::
~ -1 0
HIGH FILTER
Q:
0
5
0
LOW FILTER
...
"-
,
"\.
!!?
~ -20
\
c
I I)
Q:
I
:'J
- 30
1
.,
-- - ,....
-
100
I K
10 K
o I
5 10 15
20
25
I NPUT AND OUTPUT CHARACTERISTICS INTER MODULATION DISTORTION
I I I I I I I
I
10
5
.5 Ke +50 % LOAD RES IS TANCE I6 0HMS
25
/'
e
INPUT : MAIN
/
z
NF : 26 db LOAD
Q
RESISTANCE : 16 0HMS
...
10
:5 5
...
-
!!?
II
~
c
...
::::>
1
"-
...
::::>
II
1
5
10
15
20
0
I
/
V
0. 3 I 2
- 6 -