FMUSER has upgraded panel design of all CZE series to FU series, stay tuned for further updates! 

FMUSER FU-478 Professional FM Radio Modulator Support DSP+DDS Technology AES/EBU Standard Stereo Coding FM Modulating Digital Audio Iuput 

Introduction:

FU-478 professional FM radio modulator with CD-quality broadcasting. DSP(Digital Signal processor)+DDS(Direct Digital Synthesis frequency) executes stereo coding and FM modulating. Supporting AES/EBU standard digital audio input.

Features:

*Adopting new digital signal process(DSP) technology.
*Direct digital synthesis frequency(DDS) technology.
*Advanced MCU control system.
*Columnar dynamic display audio signal.
*Perfect audio effect of CD sound.
*Supporting AES/EBU standard digital audio input.
*The standard frequency of RF output is 87.00-108MHz with the step of 10kHz.
*Free customization within the RF output frequency range.
*122*32 lattice blue screen LCD synchronously displays the work parameters of the modulator.
*RS-232/485 remote control and telemetry communication interface.
*1U,19-inch standard chassis structure.

Technical Specifications:
1.Power voltage: AC220V±10% 50Hz
2.Power consumption:＜25W
3.RF frequency range: 87.00MHz～108.00MHz,step10kHz
4.Output power: -8dBm～+12dBm
5.Output impedance: 50Ω
6.RF output connector: BNC(female)
7.Carrier frequency precision: ±200Hz
8.Harmonic suppression: ≥ 65dB
9.Parasitic amplitude modulation: ≤-50dB
10.Modulation frequency deviation: ±75kHz(100%modulation)
11.Audio pre-emphasis: 0μs、50μs、75μs
12.Level difference of right and left:＜0.1dB（100%modulation）
13.Signal-to-Noise: 70dB(type)，1kHz、100%modulation
14.Audio response: ±0.1dB，10Hz～15000Hz
15.Distortion:＜0.1%，10Hz～15000Hz
16.Stereo seperation: 60dB（type），30Hz～15000Hz
17.Pilot frequency: 19kHz±1Hz
18.Pilot frequency modulation: 8%~10%
19.Analog audio input impedance: 600Ω,balance
20.Analog audio input level: -12dBm～+8dBm,step1dBm
21.Digital audio input impedance:110Ω,balance
22.Digital audio input level: 0.2～10Vpp
23.Digital audio sample rate: 30kHz～96kHz
24.Weight: 3.8KG
25.Size: 485mm×305mm×44mm

FMUSER has upgraded panel design of all CZE series to FU series, stay tuned for further updates!