National SS-7000 Service Manual

ORDER NO. SD-225
TWIN SPEAKER SYSTEMS
MODEL SS-7000
72-WATT STEREO MUSIC CENTER WITH
SPECIFICATIONS
AMPLIFIER SECTION
Peak Music Power
Output:
IHF Dynamic Power
Output:
Continuous Power
Output:
Power Bandwidth:
Input Sensitivity
(for rated output)
PHONO 1 (Magnistate) :
PHONO 2
(Moving Magnetic) :
TAPE (REC):
(DIN):
Input Impedance
PHONO 1(Magnistate) :
PHONO 2
(Moving Magnetic) :
TAPE (REG);
(DIN) :
Bass Range:
Treble Range:
Damping Factor:
FM TUNER SECTION
FM Usable pee
(at 400Hz, 100%
modulation)
Signal to Noise Ratio:
ieee
FM Harmonic Distortion:
72 Watts at 8Q (5%)
36 Watts at 8Q (5%)
30 Watts at 8Q (1%)
24 Watts at 8Q (1%)
10 Hz to 40,000 Hz (—3 dB)
150 mV
3mvV
100 mV
30 mV
30k
50ka
10kQ
100 ka
+10dB at 100 Hz
+10dB at 10 kHz
45at8Q
Z.5RN
0.5%
60 dB
FM Stereo Separation
(at 1 kHz):
Capture Ratio (IHF):
AM TUNER SECTION
AM Sensitivity (IHF) :
Dimension:
(Including control knobs)
Weight:
Power Supply:
RECORD PLAYER
SECTION
Turntable:
Cartridge:
Stylus:
SPEAKER SYSTEM
Power Handling
Capacity:
Impedance:
Frequency Response:
Crossover Frequencies:
Bass Speaker (woofer)
Diameter:
Resonance (Open Air) :
Treble Speaker
(tweeter)
Diameter:
Weight:
Dimension:
o5 dB
2.5.06
20nV
18-5/32" (W) %5-29/32 (H) =
ig *25722
17.6 Ibs
110, 125,210, 240V AC 65 Watts
11 inch stamped metal with beautiful
rubber sheet
MAGNISTATE (PCM ceramic)
PANASONIC EPS-13 TTSD (Diamond)
36 W (Peak)
8Q
40 to 20,000 Hz
8,000 Hz
6-1/2 inches
45 Hz
2 inches (horn)
11 pounds
11-11/32"(W) x 18-916" (H) x
6-27/32"(D)
<EXPORT DIVISION >
MATSUSHITA ELECTRIC TRADING CO., LTD.
P.O. Box 288, Central Osaka, Japan
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
RIADO and STEREO DIVISION