ZHC618F-1KW Rack FM Transmitter

The transmitter implements 30W digital FM exciter as its core, combining with 1KW RF power amplifier module and 3500VA switched power module.
High performance and very good reliability has been proved by the large usage of ZHC618F-1KW transmitters.
It’s easy to maintain.

Technical Specifications：

1、 Frequency Range:                     87.0MHz～108 MHz
2、 Frequency Setting step：          10KHz
3、 Carrier Frequency precision： ±200Hz
4、 Residual Wave Radiation：       ≥65dBc
5、 Audio Input Impedance：          600Ω,Balance
6、 Separation:                                 60dB
7、 Audio Input Level：                 ±10dBm，step 0.01dB
8、 S/N：                                       ≥75dB(10H～15kHz,100%)
9、 Audio Harmonic Distortion：    <0.05%
10、Audio response:                        ±0.05dB(10Hz～15KHz)
11、Output Load Impedance：       50Ω
12、Output Power：                       300W,500W,1000W　　  
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