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General| Power Output | 350 W |
|---|---|
| Frequency Range | 87.5 - 108 MHz |
| Modulation | FM |
| Cooling | Forced air |
| RF Output Connector | N-type |
| MPX Input | Yes |
| AES/EBU Input | Yes |
| Input Voltage | 85 to 264 VAC |
| Cooling System | Forced air |
Background information on Ecreso and its history in radio broadcasting.
Essential safety guidelines, electrical, environmental, and battery precautions.
Overview of the transmitter's technology, performance, and features.
List of items supplied with the Helios FM transmitter.
Detailed view of front panel, rear panel, internal components, and synoptic.
Explanation of surge, VSWR, temperature, and PSU protection mechanisms.
Details on frequency range, power, stability, and output.
Bandwidth, intermodulation distortion, and S/N ratio.
Bandwidth, discontinuity, crosstalk, and pre-emphasis.
Bandwidth, out-of-band rejection, and pre-emphasis.
Details for analog (Line 1) and AES (Line 2) audio inputs.
Connector type, impedance, and monitoring level.
Voltage, frequency, consumption, and fuse details.
Description of indicators, screens, and buttons.
Operating temperatures, warehousing, and cooling requirements.
Overall size, rack dimensions, and weight for different models.
Information on CE marking and relevant industry standards.
Step-by-step guide for physically connecting the transmitter.
Guide for front panel setup, input selection, and modulation configuration.
Using software for setup, input, and modulation configuration.
Setting network parameters and accessing the web interface.
General front panel operation and key navigation basics.
Detailed breakdown of all front panel menus and their sub-menus.
Explanation of key adjustable parameters for inputs, modulation, and encoders.
How serial commands function and communication settings.
Categorized list of serial commands for system, measurements, config, alarms, and inputs.
Steps for setting up HyperTerminal for serial communication.
Introduction to the Engi application for transmitter configuration.
Guide to connecting, configuring, and saving parameters via software.
Overview of the GPIO board for remote control and monitoring.
Description of available control and monitoring functions via relays.
Pin assignments for remote control and monitoring functions.
Controlling GPIO inputs/outputs via serial commands.
Overview of web interface and how to connect.
Display of real-time transmitter parameters and alarm status.
Updating RF parameters, location, and standby mode.
Details on product ID, date/time, users, network, SNMP, and traps.
Procedure to activate software options using the device's front panel.
Procedure to activate software options using the Engi PC application.
Procedure to activate software options via serial commands.
Guide to setting analog input impedance to 600 Ohm using jumpers.
Instructions for safely replacing the transmitter's fuses.
Step-by-step guide for replacing the internal cooling fan.
Procedure for replacing the surge protector module.
Steps for recalibrating the transmitter using a calibration file.
Instructions for performing a factory reset of the transmitter.
