NS S
Rated continuous output power at 6 Ω
15 W + 15 W (0 dB) Class A
Frequency range
20–20000 Hz −1.0 dB
Total harmonic distortion
0.3%
Signal-to-noise ratio
100 dB
Input sensitivity
1.1 V
Number of inputs
2
Input impedance
63 kΩ
Output impedance
1.6 Ω
Power consumption
190 W + 190 W
Tubes in the preamplification stage
6SN7 (Russian: 6Н8С) × 2 pcs
Tubes in the power amplification stage
EL34 × 4 pcs
Dimensions (mm)
250 H × 460 W × 380 D
Dimensions (inches)
9⅞" H × 18⅛" W × 15" D
Weight
18 kg/40 lbs
NS M
Rated continuous output power at 8 Ω
6 W (0 dB) Class A
Rated continuous output power at 4 Ω
10 W (0 dB) Class A
Frequency range
20–20000 Hz −1.0 dB
Total harmonic distortion
0.25%
Signal-to-noise ratio
100 dB
Input sensitivity
1 V
Number of inputs
1
Input impedance
63 kΩ
Output impedance
1.6 Ω
Loudspeaker impedance
4–8 Ω
Power consumption
95 W
Tube in the preamplification stage
6SN7 (Russian: 6Н8С)
Tubes in the power amplification stage
EL34 × 2 pcs
Dimensions (mm)
340 H × 241 W × 321 D
Dimensions (inches)
13½" H × 9½" W × 12¾" D
Weight
15.5 kg/35 lbs
SW U4 Subwoofer Amplifier
Rated continuous output power at 4 Ω
300 W
Rated continuous output power at 6 Ω
225 W
Crossover
40–120 Hz, 12 dB/octave
Total harmonic distortion
0.1%
Signal-to-noise ratio
95 dB
Input sensitivity 'Line In'
220 mV
Input sensitivity 'Speaker Level In'
4 V
Input impedance 'Line In'
47 kΩ
Input impedance 'Speaker Level In'
10 kΩ
Auto-on sensitivity
3 mV/40 Hz
Time for auto-off
5–7 min
AC 230 V
Fuse 4 A/250 V
AC 120 V
Fuse 6.3 A/250 V
Dimensions (mm)
274 H × 264 W × 105 D
Hole cut-out
250 H × 240 W × 110 D
Dimensions (inches)
10⅞ H × 10½ W × 4¼ D
Hole cut-out
9⅞ H × 9½ W × 4⅜ D
Weight
5 kg/11 lbs
SW U2 Subwoofer Amplifier
Rated continuous output power at 4 Ω
150 W
Crossover
40–120 Hz, 12 dB/octave
Total harmonic distortion
0.1%
Signal-to-noise ratio
95 dB
Input sensitivity 'Line In'
220 mV
Input sensitivity 'Speaker Level In'
4 V
Input impedance 'Line In'
47 kΩ
Input impedance 'Speaker Level In'
10 kΩ
Auto-on sensitivity
3 mV/40 Hz
Time for auto-off
5–7 min
AC 230 V
Fuse 2.5 A/250 V
AC 120 V
Fuse 4 A/250 V
Dimensions (mm)
190 H × 220 W × 75 D
Hole cut-out
160 H × 190 W × 80 D
Dimensions (inches)
7½ H × 8¾ W × 3 D
Hole cut-out
6⅜ H × 7½ W × 3¼ D
Weight
3.5 kg/8 lbs