{"id":1168,"date":"2024-07-09T01:21:01","date_gmt":"2024-07-09T01:21:01","guid":{"rendered":"https:\/\/gztodun.com\/?post_type=product&p=1168"},"modified":"2024-07-09T07:23:03","modified_gmt":"2024-07-09T07:23:03","slug":"tds440","status":"publish","type":"product","link":"https:\/\/gztodun.com\/index.php\/product\/tds440\/","title":{"rendered":"TDS440"},"content":{"rendered":"

\u00a0 \u00a0 <\/span><\/h2>\n

\u00a0 400W four-channel digital power amplifier<\/span><\/h2>\n

\"\"<\/p>\n

\r\n\r\nproduct features:\r\n\u25cfClass-D topology architecture and integrated switching power supply design, lightweight.\r\n\u25cfIt has a high-efficiency power conversion circuit, strong power output, low power consumption, and is green and environmentally friendly.\r\n\u25cfPrecise gain control on the front panel, with working signal lights for power, signal, protection and wave elimination.\r\n\u25cfUnique fully automatic protection circuit design for each channel, with protection functions including DC, overheating, overload and amplitude limiting.\r\n\u25cfAutomatic variable frequency cooling fan, the greater the power used, the higher the speed, high reliability operation and use.\r\n\u25cfThe machine's lightweight and powerful power output allow the product to be used in more fields.\r\n\u25cfAdopt balanced XLR input interface and professional SPEAKON output interface.\r\n\u25cfThe rear toggle switch is used to select stereo, bridge or mono working mode.\r\nTechnical Parameters:\r\n8\u03a9 stereo (output) power: 4x400W\r\n4\u03a9 stereo (output) power: 4x750W\r\n8\u03a9 bridge (output) power: 2x1200W\r\nFrequency response: 20Hz~20KHz (\u00b10.5%)\r\nTotal harmonic distortion (8\u03a9\/1KHz): <0.5% (20Hz~20KHz)\r\nInput impedance: balanced 20K\/unbalanced 10K\r\nInput sensitivity: 0.77V, 1 V, 1.4V\r\nSignal-to-noise ratio: >100dB\r\nSeparation: >70dB\r\nDamping coefficient: >300dB\r\nOutput stage: Class D\r\nProtection: short circuit, DC output, overload, low voltage\r\nPower on delay: 4S\r\nInput: XLR female\r\nOutput: SPEAKON\r\nDimensions\/(width x height x depth): 482X44 X355mm<\/span><\/pre>\n","protected":false},"excerpt":{"rendered":"
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