Equipped with 2.4 inches and pixel of 240*320 colorful screen, shows the supply voltage temperature, audio signal etc.
Brushed aluminum front panel with unique streamline design.
Perfect dynamic, comprehensive current limit, over load and chopped protection.
Intelligent-controlling fan for radiating.
AI insert and SMT automated technique for strict control the quality of the products.
Adopt A class standard silicon steel sheet and fine copper high-powered toroidal transformer, linear power supply to achieve perfect sound.
Adopt original high-powered enthusiast Toshiba audio tube, to achieve driving bass, mellow alto and clear treble.
With USA branded twin tube, to avoid error caused by component matching.
Suitable for large stages, pubs and conference rooms etc.
RMS STEREO: 900W*2/8Ω
Frequency response: 20Hz-20KHz(+-0.2dB)
Output circuitry: 2-tier Class H
Input impedance:Balance 20KΩ/ Unbalance 10KΩ
Amplifier and load protection：soft boot, DC, short circuit, over load, overheat, overvoltage limiter.
Input connectors：Female XLR Type/ Male XLR Type.
Output connectors：NL4 sockets, binding posts.
Supply voltage：AC220V / 50Hz+-10%
Lannge PA-3900 PA-3132 Manual