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    - Product -   FM Transmitters -> 1W~300W FM Transmitter  

Model : ZHC618F-300W
Product Name : 300W FM Transmitter
Exworks price : US$ 2844
Description: FM professional radio transmitter of ZHC618F-300W is an innovation software-radio products.It executes analog FM transmitting through all digital methods.

ZHC618F-300W FM Transmitter

ZHC618F-300W is a profesional FM stereo/Mono broadcasting transmitter.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

Technical Specifications:
1. Frequency Range:                      87.0MHz~108.0MHz
2. Frequency Setting step:              10KHz
3. Carrier Frequency precision:       ±200Hz
4. Output Power:                            0~300W
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:                               -15dB~+15dB,step 0.01dB
12.S/N:                                          ≥75dB(30H~15kHz,100%modulation)
13.Audio Harmonic Distortion:       <0.1%
14.Audio response:                        ±0.1dB(30Hz~15KHz)
15.Pre-emphasis:                           0μS,50μS,75μS
16.Deviation:                                  ±75kHz(100%modulation)
17.Pilot Frequency:                        19 kHz±1Hz
18.Pilot Signal Modulation:             8%~10%
19.Sub-carrier Suppression:           ≥65dB
20.Power supply                            110VAC~265VAC,50Hz~60Hz
21.Operating Temperature             -5°C to +50°C
22.Operating altitude                      5000m above sea
23.Humidity                                   90%
24.Size:                                          2U,19-inch standard          
25.Weight:                                     15KG

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