详细说明
Product Name: Df Series 4 Channel 550W to 2200W X4 Professional Power Amplifier Model NO.: DF4800 Conductive Mode: D Element Number: Push-Pull Amplifier Voltage: AC 220V Output Number: 4 Sound Channel: 4 Function: Transformer Amplifier Tube Type: Transistor Amplifier Used For: Professional Usage: Hi-Fi, AV, KTV System, Professional Preformence Type: Professional Amplifier Model Name: Df41000 Channels Number: 4 Sensitivity: 0.775V26/32dB Safe Protection 1: DC Protection Safe Protection 2: Soft Strat Protection Safe Protection 3: Limiting Protection Safe Protection 4: Input Overload Protection Safe Protection 5: Output Overload Protection Safe Protection 6: Short Circuit Protection Safe Protection 7: Overheat Protection Trademark: Skytone Transport Package: Craton Case Specification: one in one case Origin: Guangdong, China HS Code: 8518400090 Product Description Df series 4 channel 550W to 2200W X4 Professional Power AmplifierSkytone Audio is one of the white hair of speaker audio business in China. We have our own factory with more than 300 designs of speaker audio includig speakers, microphones, amplifiers and so on.With us your business in safe,your money in safe.Quality is our culture.We can offer you:1. Competitive advantage products2. Confidential agreement3. Factory price4. Quality assurance contract5. After-sales service 24*7Power amplifierAmplifier powerPower mixer amplifierHigh-definition sound quality Adopted completedprotection circuit,High frequency delicatetransparent;low frequency wide and supple; midfrequency bright.Suitable for big outdoor performance, disco, nightclubs and other occasions.Product featureAdopt uniqueclass HD circuit,clear high frequency , brightmiddle frequency and dynamic bassSensitivity multiple selection, matching different pre-level.Multiple protections: not burn the speaker, can control by turning on/off from rear panel.Adoptprofessional input and output connector,all inputs are processed by a balanced circuit, and the impact of the connection line on the sound quality is minimal.Stainless steel panel brings luxurious and distinguished visual enjoyment to youHigh efficiency,long-term stability and superior sound qualityFull-function protections:DC protection, short circuit protection, input/output overload protection, safe protection system.A new generationpower amplifier withstabilityHigh efficiency and long-term stability andsuperior sound quality.Balanced XLR input. Setting signal parallel model to transmit signal to next amplifier via XLR link.Adopted professional speakon.Front panel LED indicator, showing the channel clip, power supply ect.Hi-Fi enjoy the sounds of natureAdopted high-end multimedia chips, crispsoundqualityEmbodiment of power and beautyComprehensive protection circuit ;Adopted class HD amplifier circuit;The power usage up to 90%;4ohms or 8ohms loading;Popular amplifier to match high power speaker.Powerful amplifying systemAdopted fastheat dissipation mode;Using Japan's TDK capacitor, and high efficiency fans.Don't worryabout heat dissipationeven a long time using, theamplifier stillwork stably. To ensure the speakers working continuity.Skytone uniquecircuit designSuper performance professional power amplifier of Skytone Audio.Adopted international advancedcircuit design.Every channel supplies power independentlyso thatdistortion and noiseare greatly reduced.Usinghigh-end quality voice and music sound amplifyingsystem.Powerful capacitorOxygen-free copper circulating transformerSpecification:SpecificationDF4300DF4600DF4800DF41000DF41300Output power 1kHz, THD<1%,all channels driven duration limited by fuse and thermal protection8Ω STEREO300W*4600W*4800W*41000W*41300W*44Ω STEREO450W*4700W*41050W*41500W*41800W*42Ω STEREO550W*41000W*41400W*41700W*42200W*48Ω BRIDGE680W*21300W*22000W*22600W*23250W*2Safe protectionDc protection√√√√√Short circuit protection√√√√√Sensitivity overheating management system√√√√√Overheat protection√√√√√Input overload protection√√√√√Output overload protection√√√√√Soft start protection√√√√√Limiting protectioncan reach 10VFrequency Response(1W 8ohms) 20Hz 20KHz(±0.5dB)Sensitivity(8ohms 1KHz)0.775v/26linkInput linkXLR FemaleOutput linkSPEAKonInput ImpedanceBalance input20KΩUnbalance input10KΩnoise-signal ratio(A-Weight, rated power 8ohms)(S/N)≥105dB≥105dB≥108dB≥108dB≥108dBDamping coefficient(1KHz&8ohms)≥900Intermodulation distortion(20Hz-20KHz)≤0.02%Total harmonic distortion(20Hz-20KHz)≤0.03%≤0.03%≤0.03%≤0.05%≤0.06%Phase response(1W&8ohms,20Hz-20KHz)≤±6.5°Conversion rate≥60V/µsOutput circuit typeCLASS-DInstallation space2UCooling systemintelligent system,automatic adjustmentaccording to changing temperatureDimension(W×H×D)482×88×290mmNet Weight13.0kg14.0kg15.0kg16.0kg17.0kgTechnical support and after-sales service1 years Warranty (non-artificial damage)
