New 2 PCS NAIM NAP250 MOD D1047 MINI Stereo 2 channel Power amplifier DIY Kit
<div><p> <span style="color: #0070c0;"><span style="font-size: 14.0px;"><span style="font-family: arial ， helvetica ， sans-serif;"><strong>Introduction:<br> NAP250 MOD version of the MINI circuit board design， reducing the length of PCB wiring. While also reducing the impact of PCB wiring resistance. And modified version.<br> <br> In addition NAP250 MOD version of the original modified some BUG. So that the temperature compensation tube can be installed with the high-power tube in the same heat sink. So that the NAP250 MOD can work in CLASS AB. To avoid the ross-distortion.</strong></span></span></span><br> <br> <br> <br> <span style="color: #000000;"><span style="font-size: 14.0px;"><span style="font-family: arial ， helvetica ， sans-serif;"><strong>Working parameters:<br> <br> Input voltage: DC +/-15V --- DC +/-40V<br> <br> Output power: RMS 80W 8R (DC +/- 40V)<br> <br> Quiescent current recommended value: the voltage across the cement resistor = 1.5 mV-3mV， the current is about 10---20 mA.<br> <br> THD + N: 0.001% --- 0.03% (20Hz-20KHz 5W ---- 30W 8Ohm Audio Precision 2 TEST)</strong></span></span></span></p><p> </p><p> </p><p> <span style="color: #ff0000;"><span style="font-size: 14.0px;"><span style="font-family: arial ， helvetica ， sans-serif;"><strong><span><span>NOTE: This is a Kit， all the parts need you to weld and test it.</span></span></strong></span></span></span></p><p> </p><p> </p><p> <span style="color: #7030a0;"><span style="font-size: 14.0px;"><span style="font-family: arial ， helvetica ， sans-serif;"><strong><span>Frequency response: 20Hz -0.04Db， 20KHz -0.34 Db<br> <br> 15Hz -0.05Db， 30K Hz -52 Db.<br> <br> <span>Measurement data: Audio Precision 2 TEST</span></span></strong></span></span></span></p><p> </p><p> <img alt="NAP250 MOD-8" height="771" src="https://ae01.alicdn.com/kf/HTB1D945RpXXXXayXVXXq6xXFXXXl.jpg" width="1000"><img alt="NAP250 MOD-7" height="683" src="https://ae01.alicdn.com/kf/HTB1bhKjRpXXXXaYXpXXq6xXFXXXt.jpg" width="1000"><img alt="NAP250 MOD-6" height="649" src="https://ae01.alicdn.com/kf/HTB1KIGlRpXXXXaiXpXXq6xXFXXXD.jpg" width="1000"><img alt="NAP250 MOD-5" height="654" src="https://ae01.alicdn.com/kf/HTB1wkuhRpXXXXbFXpXXq6xXFXXXx.jpg" width="1000"><img alt="NAP250 MOD-4" height="664" src="https://ae01.alicdn.com/kf/HTB1YwlRRpXXXXaBaXXXq6xXFXXXl.jpg" width="1000"></p><p> </p><p> <span style="color: #ff0000;"><img alt="NAP250 MOD -3" height="800" src="https://ae01.alicdn.com/kf/HTB1JwVTRpXXXXXHaXXXq6xXFXXXK.jpg" width="800"><img alt="NAP250 MOD -2" height="799" src="https://ae01.alicdn.com/kf/HTB1Wv9uRpXXXXXVXXXXq6xXFXXXD.jpg" width="800"><img alt="NAP250 MOD -1" height="799" src="https://ae01.alicdn.com/kf/HTB1.jRGRpXXXXa7apXXq6xXFXXX5.jpg" width="800"></span></p><p> <span style="color: #ff0000;"><img height="443" src="https://ae01.alicdn.com/kf/HTB1eBRXQXXXXXbUXFXXq6xXFXXXZ.jpg" width="800"></span></p></div>