NAD - 2400(全方位服务) 固态集成放大器





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Trustpilot 4.4分 | 144058条评论
在Trustpilot上被评为优秀。
这台NAD 2400立体声功率放大器品相很好,制造于1979年,已全面检修,并经测试可正常工作。
卖家的描述
Fully Serviced 传奇 NAD 立体声功放 Amplfiier。
Unit has been recently fully serviced and what has been done to the unit is the Following:
-Completely recaped the whole Amplifier PCB.
-Replaced all Signal Transistors.
-Replaced all Driver Transistors.
-Replaced all Power Transistors.
- Replaced all Diodes.
-Replaced alot of Resistors.
-Recalibrated the bias.
-Completely washed the whole device.
The NAD 2400 is a legendary stereo power amplifier from the well-known Monitor Series, produced between 1989 and 1992. The amplifier is known for its enormous dynamic power and stability, thanks in part to NAD's patented Power Envelope technology and a dual-rail Class G circuit. Many copies also carry a THX certification for home theater applications.
Key specifications
Continuous power (Stereo): 2 x 100 watts RMS at 8 ohms
Continuous power (Bridged mono): 1 x 300 watts RMS at 8 ohms
Dynamic peak power: 370W (8 ohms), 400W (4 ohms) up to 440W (2 ohms) in stereo. Bridged, it reaches peaks above 800W.
Peak current: Up to ±40 amps, keeping it very stable with demanding low-impedance speakers.
Total harmonic distortion (THD): < 0.03%
Weight: 10 kg
Special features
Soft Clipping: Switchable NAD protection that rounds off hard deformation (clipping) when the amplifier is pushed over its limit, protecting your speakers.
Impedance switch: On the back there is a switch to optimally adjust the transformer taps to 4 or 8 ohm speakers.
Input Levels: Features adjustable input sensitivity (useful if you want to connect a source with volume control directly) in addition to the standard THX inputs..
卖家故事
Fully Serviced 传奇 NAD 立体声功放 Amplfiier。
Unit has been recently fully serviced and what has been done to the unit is the Following:
-Completely recaped the whole Amplifier PCB.
-Replaced all Signal Transistors.
-Replaced all Driver Transistors.
-Replaced all Power Transistors.
- Replaced all Diodes.
-Replaced alot of Resistors.
-Recalibrated the bias.
-Completely washed the whole device.
The NAD 2400 is a legendary stereo power amplifier from the well-known Monitor Series, produced between 1989 and 1992. The amplifier is known for its enormous dynamic power and stability, thanks in part to NAD's patented Power Envelope technology and a dual-rail Class G circuit. Many copies also carry a THX certification for home theater applications.
Key specifications
Continuous power (Stereo): 2 x 100 watts RMS at 8 ohms
Continuous power (Bridged mono): 1 x 300 watts RMS at 8 ohms
Dynamic peak power: 370W (8 ohms), 400W (4 ohms) up to 440W (2 ohms) in stereo. Bridged, it reaches peaks above 800W.
Peak current: Up to ±40 amps, keeping it very stable with demanding low-impedance speakers.
Total harmonic distortion (THD): < 0.03%
Weight: 10 kg
Special features
Soft Clipping: Switchable NAD protection that rounds off hard deformation (clipping) when the amplifier is pushed over its limit, protecting your speakers.
Impedance switch: On the back there is a switch to optimally adjust the transformer taps to 4 or 8 ohm speakers.
Input Levels: Features adjustable input sensitivity (useful if you want to connect a source with volume control directly) in addition to the standard THX inputs..

