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- Professional FM modulator with CD-quality broadcasting. All digital technology executes analog FM broadcast. DSP(Digital Signal processor)+DDS(Direct Digital Synthesis frequency) . Advanced MCU control system+LCD displayer. Columnar dynamic display audio signal . Supporting AES/EBU standard digital audio input. 0dBm~20dBm RF level output. 19 inches cabinet,1U high.
Specifications:
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.
Electric modulating AFC controls the input level to be 75dBμV-115dBμ with the step of 1dB
- 122*32 lattice blue screen LCD synchronously displays the work parameters of the modulator.
- RS-232/485 serial communication remote control and telemetering.
- 1U,19-inch standard chassis structure.
Technical specifications:
- Power voltage AC220V±10% 50Hz
- Power consumption ＜25W
- RF frequency range 87.00MHz～108.00MHz,step10kHz
- Output power 95dBμV～115dBμV
- Output impedance 75Ω or 50Ω
- RF output connector F(female)
- Carrier frequency precision ±500Hz
- Harmonic suppression ≥ 65dB
- Parasitic amplitude modulation ≤-70dB
- Modulation frequency deviation ±75kHz(100%modulation)
- Audio pre-emphasis 0μs、50μs、75μs
- Level difference of right and left ＜0.1dB（100%modulation）
- Signal-to-Noise 80dB(type)，1kHz、100%modulation
- Audio response ±0.1dB，10Hz～15000Hz
- Distortion ＜0.1%，10Hz～15000Hz
- Stereo seperation 60dB（type），30Hz～15000Hz
- Pilot frequency 19kHz±1Hz
- Pilot frequency modulation 8%~10%
- Analog audio input impedance 600Ω,balance
- Analog audio input level -10dBm～+10dBm,step1dBm
- Digital audio input impedance 110Ω,balance
- Digital audio input level 0.2～10Vpp
- Digital audio sample rate 30kHz～96kHz
Package Include:
1 × FM modulator (1U)
If you have any question ,Please feel free to tell me :sky@cantonmade.com
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