ZHC - 500W FM transmitter digital

500W Compact FM Stereo Transmitter ZHC618F-500C 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.

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 to 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

Stainless steel cabinet

Easy to upgrade to synchronized transmitter

Compact structure

 Specifications:

1.Frequency Range: 87.0MHz～108.0MHz

2. Frequency Setting step: 10KHz

3. Carrier Frequency precision: ±250Hz

4.Residual Wave Radiation: @65dBc

5. Audio Input Impedance: 600A,Balance

6.Stereo Separation: 55dB

7. Audio Input Level: -12~+8 dBm，step 0.01dB

8.S/N: @75dB(10H～15kHz,100%)

9.Audio Harmonic Distortion: <0.1%

10.Audio response: ±0.05dB(10Hz～15KHz)

11.Output Load Impedance: 50A

12.Output Power: 0~500W

13.Pre-emphasis: 0μS，50μS，75μS

14.Deviation: ±75kHz

15.Pilot Frequency: 19 kHz±1Hz, Pilot Signal Modulation: 8%～10%

16.Sub-carrier Suppression: @65dB

17.RF Output Interface: 7/16\'(female) or 7/8\'Flange

18.Size: 3U,19-inch standard

19.Weight: 35KG