New IRS2092S 250W HIFI Class D Digital Mono Amplifier Board
<div><p style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="color: #7030a0;"><strong><span style="font-family: georgia ， serif;">Specification :</span></strong></span></span></p><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">Supply voltage : Dual DC power ± 42 --- ± 58V</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">Rated output power : 250W (± 50V supply 4 ohm speakers， Distortion !#!lt!*! = 0.05% )</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">Maximum output power : 300W (± 50V supply 4 ohm speakers， Distortion !#!lt!*! = 2% ) ， for work at the maximum power Please enhance heat dissipation ， the board is rated at 250W)</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">Efficiency: !#!gt!*! = 90%</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">SNR : 90dB</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">Total harmonic distortion : 250W (± 50 Power 4 ohm speakers， Distortion !#!lt!*! = 0.05% )</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">250W (± 50 power 8 ohm speakers， Distortion !#!lt!*! = 0.01% )</span></span></div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">Frequency range : 20Hz-20KHz</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">Speaker :4-8Ω</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">Voltage gain : 36 times</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">Output short circuit protection : Yes</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">That speaker output DC bias protection protection:</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">Undervoltage protection: ， 39V， 39V power amplifier supply voltage is lower than would be protected off the output !</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">Overvoltage protection: There ， 68V， 68V power amplifier will be higher than the supply voltage protection ， turn off the output !</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">Over Temperature Protection: Yes， radiator FET temperatures above 100 ° C， close the output !</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">Amplifier board size: LxWxH = 86mm * 56mm * 29mm</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">Weight: 100 grams</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">Note:</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">1， rated as dual power supply voltage ± 50V， the voltage at ± 42 --- ± 58V can work properly ， because this amp has undervoltage and overvoltage protection ， it is recommended not to lead nearly voltage supply voltage protection point ， because if the power when power voltage fluctuations， if the voltage is below or above the range of instantaneous protection ， the protection and shut down the amplifier output， and staccato ， not to reverse the positive and negative power supply</span></span></div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">2 power supply recommended ± 50V DC dual power supply filtering better</span></span></div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">3 recommended 6-10 inch speaker 4 ohm or 8 ohm speakers</span></span></div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">4 Although the audio output short circuit protection ， but try not to short-circuit</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">5 Please check carefully before electricity ， ensure the wiring is correct before pass .</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">6 . Circuit wiring diagram above icon note .</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">7 This plate voltage is fixed at 36 times magnification ， if the output power is not enough， as the case may add their own preamp</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="color: #ff0000;"><strong><span style="font-family: georgia ， serif;">Package including</span></strong></span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> <span style="font-size: 18.0px;"><span style="font-family: georgia ， serif;">1x amplifier board</span></span></div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;"> </div><div style="color: #000000;font-size: medium;text-align: center;"> <span style="font-family: georgia ， serif;font-size: 16.0px;"><img alt="TB2PVk2aXXXXXXmXXXXXXXXXXXX-161633433" src="https://ae01.alicdn.com/kf/HTB11ERoegnH8KJjSspcq6z3QFXaT.jpg?size=178954&height=666&width=998&hash=774cc36bb095b8539d3b70f933a22e58"><img alt="TB239UZaXXXXXafXXXXXXXXXXXX-161633433" src="https://ae01.alicdn.com/kf/HTB1VQxoem_I8KJjy0Foq6yFnVXad.jpg?size=200553&height=666&width=998&hash=bc9f723e357040b17275162da819ea78"><img alt="TB2nlIVaXXXXXclXXXXXXXXXXXX-161633433" src="https://ae01.alicdn.com/kf/HTB1m6pCef6H8KJjSspmq6z2WXXaF.jpg?size=119722&height=467&width=700&hash=524bab3e3bbce11a79e54e6b436fcfd0"><img alt="TB2NdAUaXXXXXXWXpXXXXXXXXXX-161633433" src="https://ae01.alicdn.com/kf/HTB1JG0EegDD8KJjy0Fdq6AjvXXah.jpg?size=171550&height=467&width=700&hash=0a300eb5a1433dfda408e2e6c090c86f"></span></div><p> </p><p style="text-align: center;"> <span style="font-size: 22.0px;"><img alt="UT8LnBRXDtaXXagOFbXb" src="https://ae01.alicdn.com/kf/HTB1OxMMIXXXXXaxXpXXq6xXFXXXi.jpg?size=71554&height=505&width=607&hash=0783f4a5d99de379033d9d4bf4aa312f"></span></p></div>