ZHC618F-2000W Compact FM Stereo Transmitter

Product Description

ZHC618F-2000W Compact FM Stereo Transmitter

ZHC618F-2000C is a compact FM stereo broadcasting transmitters. The advanced

digital technologies, Digital Signal Processor (DSP) and Digital Direct Synthesizer (DDS), are

used in the transmitters to get little size, high performance and high reliability. They are

widely used for professional radio stations to transmit high quality FM radio programs.

ZHC618F-2000W/C FM Transmitter Diagram

ZHC618F-2000W/C FM Transmitter Back panel layout

FEATURES：

● Hearing similar to CD

● All-digital technologies DSP+DDS

● Built-in audio signal limiter

● Analog and digital (AES/EBU) audio signal input directly.

● AGC circuit can keep the Output Power stability.

● Big LCD display all the parameters in real time.

● Communication Interface by RS232 for remote

● Five kinds of protections for the security

● Compact structure

● 4U,Stainless steel cabinet

Technical Specifications:

1. Frequency Range                              87.0MHz～108.0MHz

2. Output Power                                      0~2000W

3. Output power deviation                  <± 10%

4. Output power stability                    <± 3%

5. Output Load Impedance                  50Ω

6. RF Output Interface                        7/16″(female) or 7/8″Flange

7. SFDR                                                  < -70dB

8. High Harmonic                                  < -65dB

9. Residual Amplitude Modulation      < -50dB

10. Carrier Frequency Precision          ±200Hz

11. Analog Audio Input                        -12dBm～+8dBm

12. Audio Input Level Gain                  -15dB～+15dB, step 0.1dB

13. Audio Input Impedance                  600Ω, Balance, XLR

14. AES / EBU input impedance          110Ω, Balance, XLR

15. AES / EBU input level                    0.2 ~ 10Vpp

16. AES / EBU sample rate                  30kHz ~ 96kHz

17. SCA Input                             Unbalance (optional) BNC connector

18. Pre-emphasis                                  0μS, 50μS, 75μS (optional)

19. Audio Response                              ±0.1dB (30Hz～15000Hz)

20. LR channel level difference          <0.1dB (100% modulation)

21. Stereo Separation                          ≥50dB    30Hz ~ 15000Hz

22. Stereo S/N ratio                              ≥70dB 1KHz, 100% modulation

23. Distortion                                ＜0.1%      30Hz～15000Hz

24. Cooling mode                             Forced Convection

25. Temperature Range:                        -10℃～+45℃

26. Relative humidity                          <95%

27. Working Altitude                            <4500m

28. Power Consumption:                        3300VA

29. Size                          4U, 19-inch standard  650mm×483mm×177mm

30. Weight                                     45KG