Vender for ONsemi Tube Amplifier Board UPC2581V Channel Audio Amplifiers al mejor precio

Want to add the former level? -- You can add a preamp or tone board, but you don't need to look at the individual. If you want to tune the bass, you can add a tonal preamp board. Can the car be used? -- Yes, but add a power booster board to convert 12V to ±24V to ±48V, preferably ±30V or more. Is there noise? -- Correctly installed a very quiet, defective board, even if I dare to sell, but the front guests do not accept it, rest assured, you are not the first to eat crabs. Installation precautions: 4 large tubes must be insulated. The package is delivered in the package. The heat sink is installed and commissioned. Please check whether the wiring is correct when testing. If the spare parts are missing, send them for free. The imported ONSEMI NJW0281G/0302G audio dedicated tube, each pair of tubes can output 150W effective power. BP, KZ belongs to the highest specification of Nichicon MUSE series, audio coupling, decoupling, minimum tangential loss, clean sound base, compact and powerful low frequency, outstanding mid-range texture, high-frequency smooth and pleasant. Left and right channel quiescent current measurement points, with MV DC voltage file, adjust blue to 15MV (15/0.25=60MA) Installed layout reference 1. When the board is installed, the input end of the board should be charged 2. Chassis size road as shown in the figure below, the internal height is 55mm or more 3. Chassis signal line uses shielded cable 4. The screw hole in the lower left corner of the board ensures that the housing is closed. Colour:black Material: PCB Size:155 x 80mm Package Contents: 1x Amplifier BoardOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.