FMUSER has upgraded panel design of all CZE series to FU series, stay tuned for further updates! 

FMUSER FSN-350 300w 350w 2U Professional FM Broadcast RadioTransmitter exciter

This is an ultra compact size 87.5-108 MHz 350W FM Transmitter, high efficiency, fully solid state FM-modulated transmitter of 350W rated power. With advanced self protection and full digital front panel control features, advanced FM transmitting Technology.


This FSN-350 350W FM transmitter is of high reliability of solid-state wideband FM transmitter &actuators.Standard FM radio frequency band 87-108MHz, 100KHz for frequency step, RF output power continuously adjustable from 0 to?350 watts. It uses the world’s most advanced LDMOS transistor MRFE6VP6300H.It has a very high standing wave ratio 65:1, and it has a 26db gain, and 80% efficiency. It is completely beyond all the same level of product in the market


General features:
High-end digital front panel, direct programming step 100KHz.
Soft-start from RF output 0 state.
Adjustable power output from 0 to 350 W with automatic power control to maintain a fixed level of any output.
The SCA can be used BNC input connectors, input the standard RDS or SCA additional signals.
Provides a conservative high reliability rating components.
Easy to rationalize the layout of the circuit and parts replacement.
Freescale’s latest LDMOS high reliability tube MRFE6VP6300HR.
Built-in stereo encoder.
Full protection of the reflected power and overheating problems.
Integrated LCD monitor all system parameters.

Technical Specification:
Frequency :87-108MHz, can be customized according to user 70 ~ 110MHz.
Frequency Step value: 100KHz 10KHz, or customized according to 50KHz.
Modulation: FM, the peak deviation ± 75KHz
Frequency stability: <± 100Hz
Frequency stabilization mode: PLL Frequency Synthesizer PLL
RF output power: 0 ~ 350 watts ± 0.5dB
Harmonic: <-65dBc
RF output impedance: 50Ω
RF Output Connector: N Type Female
Audio Input Connector: BNC, RCA
SCA and RDS input connectors: BNC female
Pre-emphasis: 50us, 75us (user selectable)
S / N ratio of mono:> 70 dB (20 to 20KHz)
S / N ratio stereo:> 65 dB (20 to 15KHz)
Stereo Separation:-50dB
Audio Frequency Response: 80 ~ 15000Hz
Audio Distortion: <0.5%
Modulation: 15%
Input Level:-15dBV
Main Power Requirements: 220V or 110V
Operating temperature range: -20 to 45 ℃
Work: continuous work
Size: 483 x 88x 320 mm, 19-inch standard rack 1U.
Reference range: 15Km-20Km
Weight: 10 kg

Package Include:
1*FSN-350 350w fm transmitter

FMUSER has upgraded panel design of all CZE series to FU series, stay tuned for further updates!