ZHC618F-5W Digital FM Radio Transmitter
- Professional FM transmitter(Exciter) with CD-quality broadcasting.
- All digital technology executes analog FM broadcast. DSP(Digital Signal processor)+DDS(Direct Digital Synthesis frequency) . Advanced MCU control system+big size LCD displayer.
- Columnar dynamic display audio signal . Supporting AES/EBU standard digital audio input. 30W RF power output with AGC. 19 inches stainless steel cabinet,2U high.
Features:- Adopting new digital signal process(DSP)technology.
- Direct digital synthesis frequency (DDS)thchnology
- 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
- Electric control AGC controls the zero deviation of output power.
- RS-232 telemetering.
- 2U,19-inch standard chassis structure.
Technical Specifications : 1. Frequency Range: 87.0MHz~108.0MHz
2. Frequency Setting step: 10KHz
3. Carrier Frequency precision: ±200Hz
4. Output Power: 0~5W
5. Output Load Impedance: 50Ω
6. RF Output Interface: N (female)
7. Residual Wave Radiation: ≥65dBc
8. Audio Input Impedance: 600Ω, Balance, XLR
9. Stereo Separation: 55dB
10. Audio Input Level: -12dBm~+8dBm
11. Audio Gain: ±15dBm, step 0.01dB
12. S/N: ≥75dB(30Hz~15KHz,100% Modulation)
13. Audio Harmonic Distortion: <0.1%
14. Audio response: ±0.05dB (30Hz~15KHz)
15. Pre-emphasis: 0μS, 50μS, 75μS
16. Deviation: ±75kHz (100% Modulation)
17. Pilot Frequency: 19kHz±1Hz
18. Pilot Signal Modulation: 8%~10%
19. Sub-carrier Suppression: ≥65dB
20. Power Supply: 110VAC~240VAC, 50Hz~60Hz
21. Operation Temperature: -5°C to +50°C
22. Operation Altitude: 5000m above sea
23. Humidity: 90%
24. Size: 2U, 19-inch standard
25. Weight: 13KG