1kW fM Intergrated transmitter

MODEL: GME1F13

Specifications:1KW  FM  Intergrated Transmitter Professional used for FM radio  transmitter station

Standard: FM

Frequency:  87MHz~108MHz wideband

Outputpower:≥1kw

Product introduction:The 1KW FM integrated transmitter is highly integrated with exciter, amplifier, passive, control and other modules in a 3U chassis, and can input AES/EBU signals, RDS/SCA and analog FM signals. Its appearance and internal structure are shown on left.

Click the button below to download the complete technical documentation of this product.

Overview

The 1KW FM integrated transmitter integrates the modulation motherboard, amplifier, switch power supply, control, heat dissipation, etc. into a 3U height chassis. Reduced equipment size, making it convenient to combine multiple machines in one cabinet or implement primary and backup machines in a single cabinet.

Technical Feature

1) Maximum output power of entire unit: 1100W;

2) Support the following work modes of FM radio:

  1. a) Single channel radio;
  2. b) Stereo radio;
  3. c) Stereo radio with additional programs;
  4. d) FM data radio or additional information channel.

3) Support 87MHz to 108MHz work frequency range;

4) Support functions of synchronous FM network;

5) Support manual and automatic switching between internal and external 10M reference clocks;

6) Support analog L/R input, 2 AES/EBU input and manual and automatic switching;

7) Support AES/EBU monitor output;

8) Support SCA/RDS input and 19 kHz pilot frequency output;

9) Monitor, alarm and automatic protection functions are shown as follows:

Table 1 Monitor and Alarm Functions

Monitor Contents

Alarm Condition

Automatic Protection disposal

AES/EBU input

Interception

Reference clock

Invalid

Close RF

Temperature

Over-heating

Close RF

Loop control-

Automatic (ALC)

Overload, exceeding manual set threshold or other abnormities during automatic control mode of electrical level

Lower power

10) Support front panel touch screen and RS232/485 control;

11) Support automatic/manual switching between main and standby units.

ΩΩ

Output power

1KW

RF output impedance

50Ω

Output interface

EIA 1-5/8” no Flan(optional)

Range of frequency

87MHz~108MHz

Frequency stability

+/-1ppm (-10~50°C)

Residue Wave Radiation

Less than 1mW

Power voltage

220V AC/50Hz

Power Consumption

≤2KVA

Dimensions

900×575×650mm(height×width×depth)

Environment temperature

5-40℃

Aititude

≤2000 meters

Relative humidity

≤95%

Remote control interface

RS485

Audio input interface

XLR,balanced or imbalanced

Audio output impedance

600Ω(balanced)or10KΩ

Audio input level

-13dBm~+14dBm

Pre-weighted time constant

0、50、75us(optional)

Frequency response

±0.5dB (30Hz~15KHz)

Harmonic distortion

≤0.5%,(30Hz~15KHz)

FM SNR

≥70dB

Separation index of Right and Left Sound Channels

≥40dB, 100% modulate(30Hz~15KHz)

Level Difference between Right and Left Channels

≤0.4dB

Frequency Deviation of Pilot Signal

±1Hz

Audio input interface

BNC,imbalanced

Audio input impedance

10KΩ

Audio input level

-13dBm~ +14dBm

Frequency response

±0.2dB (30Hz~100KHz)

Harmonic distortion

≤0.1%,(30Hz~100KHz)

FM SNR

≥70dB

Separation index of Right and Left Sound Channels

≥50dB, 100% modulate

Interface

Function Description

Connector

1

RF signal input

SMA-K4Y

2

Power input

EK508-2P

3

Signal test and output

S2541-5P

4

RF signal output

L29K

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E-mail:dygme@163.com

Add:  No. 21 Shuiyuan West Road, Liandong U Valley Science and Technology Park, Miyun District, Beijing, China