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SPECIFICATIONS
Output Power
;
30
watts continuous,
47
watts peak.
*.KA nu^ortion
(60
rn.&7kcat4:Ti:
2%
at
30
watts;
1%
at
20
watts,
0.5%
at
10
watts.
* Total
Harmonic
Dtstortlo_n
i
below
l%20cps—20kc
within
1
db
of
30
watts.
«
Frequency Response
;
1
w:±0.5db
10cp$-50kc,
^
lOcps-lOOkc; 30 w:
±0.
5
db
1
5cp$ -
50kc,
±
1
.
5db
IScps-lOOkc. ±0.1 db 15cps-30kc
at
ony
level
from
1
mw
to
30 w; no peaking
or
raggedness out-
side
audio range.
Response
;
20cps
to
20 kc
essentially
undls-
torted.
I
Inverse
Feedback: 20 db
<t.n.itivitv(lp
rut
for
rated output):
Mag.
Phono
-
5
milli-
-®
vllts;
Tape
Head
-
2
millivolts.
Microphone
-4
mllllUlts:
High
level
(TV,
TUNER, AUX. )-
0.4
M..„.
A
Noise
Le
--I
(helow
rated
output Mog. Phono-
;*
*
60db
down!
TapeHead-**
51
db down. Micro
phone_57
db
down. TV,
TUNer, AUXlllary_75 db
down.
(Maximum
gain,
tone
controls
set
at
flat
•
.
•
_
\
nn^ Rumble
Filters:
Scratch
filter
Introduces
ap-
proximately
12db/octave
slope obo''®
Skcj
Rum-
ble
filter
Introduces
opproxlmately
12db/octaye
slope
below 70
cps.The nominal
cut-off frequencies
are points at
which
response
is
6db down when
the
corresponding
filter
is
Introduced.
rR.nuirements:
117V,60cps; UOwatts
consumption.
Tubes:
2-
ECC83/12AX7,
2"
EC90/6C4,4-
EL84, 2-
EZ81.
<;tnbilitv
Margin
:
15
db
Dompina
Factor
;
above
10,
20cps
to
20
kc.
<;
panl.pr
Connections;
4,
8,
and
16 ohms.
rpntrol Range:
at
lOkc
-
13db
boost,
15db
cut, at
SOcps
-
14db
boost,
15db
cut.
Equalization:
Mag
Phono
Input:
RIAA,
COLumbia
(orig-
1P^
lONdon.
American
78.
Tape
Head
In-
put:
NARTB.
Size:
15"
wide, 4 3/4"
high, 10 1/2"
deep.
Weight
:
*
Measured
from high
level Inputs
with tone
controls
set at
"flot" positions
and
loudness control
at
maximum
(no
ef
feet).
** Includes
effect of
equalization.
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