ETG300 – 300W

Modulator ETG300 offers the high ETG series performance with 300 W output power.
Exciter in 3 rack units, switching power supply, equipped with telemetry.
Suitable both to drive high power devices and to direct connection in antenna, to cover urban or mountainous areas. Indispensable as reserve apparatus during maintenance in station.
Available with internal stereo board.
ETG300 – 300W
EASY USE
Interface LCD allows ease reading and setting operations of parameters. Final user can password-protect its chosen configurations.
audio quality
3 bars indicate frequency deviation (one for composite signal and two for left and right channels), with peak memory. A histogram on frequency and time axis allows precise monitoring of audio chain performances. An extremely wide and flat audio pass-band, without phase rotation, ensures that the MPX signal is transmitted at high quality without stereo degradation. A programmable ALC (Automatic Level Control) circuit acts on variations of the composite MPX signal, maintaining its level within the range defined by the user.
high performance
The RF amplifier is behind by a ROS meter, that in case of mismatch, gradually decreases the output power up to a safe value, the ETG exciters series might remain in this condition for an indefinite time without damage.
IPF (Intelligent Proportional Foldback)
IPF is an intelligent system that allows the transmitter to stay "ON AIR" into mismatched loads.
Telemetry
It allows remote monitoring and adjustment of the unit's operating parameters. Just an additional standard or GSM modem and HyperTerminal software (© Microsoft Windows) are required.
Modularity
Inside ETG exciters an expansion slot has been designed to place a Stereo Input and Stereo coder board (stereo filter, clipper and pre-emphasis).
PFC CIRCUIT
It allows the first 40 current harmonics emission reduction below the limits imposed by European standards (EN61000-3-2), better functioning of electronic equipment connected to the network, waveform of the current very close than sinusoidal.
REGULATORY COMPLIANCE
All ETG exciters meet the essential requirements of Directive 1999/5/EC.
CUSTOMIZATIONS
On request we can personalize the ETG display with the broadcaster's logo.
| GENERAL DATA | |
| Output Nominal Power | 1000W adjustable(ETG1000) - 500W adjustable(ETG500) - 300W adjustable(ETG300) - 150W adjustable(ETG151) - 100W adjustable(ETG101) |
| Maximum peak power | 1200W (ETG1000) - 600W (ETG500) - 350W (ETG300) - 159W (ETG151) - 40W (ETG101) |
| Operating band | 87.5 - 108 MHz |
| Output Low-pass Filter | W.B. 87.5 MHz - 108 MHz |
| RS232/RS485 | Yes |
| Points of measure | RF Sample-MPX Monitor |
| Displayed Parameters | More than 50 parameters displayed on a wide graphic LCD |
| Adjustments | From the frontal panel trough LCD /from PC |
| Microprocessor controlled | Yes |
| Power supply redundancy | Yes (ETG1000, option) |
| Number of MOSFETs | 4 (ETG1000) - 2 (ETG500) - 1 (ETG300) - 1 (ETG151) - 1 (ETG101) |
| RF power stage technology | ICEFET & ECOSAVING |
| MOSFET type | BLF278 Philips (ETG1000) - BLF278 Philips (ETG500) - BLF278 Philips (ETG300) - BLF177 Philips (ETG151) - BLF177 Philips (ETG101) |
| Number of power supplies | 1 or 2 (ETG1000) - 1 (ETG500) - 1 (ETG300) - 1 (ETG151) - 1 (ETG101) |
| Dimensions: Rack units | 3U |
| Dimensions: W - H - D | 50 - 13 - 44 cm (50 - 13 - 44 cm ETG1000) |
| Weight | 21÷ 24kg (ETG1000) - 18kg (ETG500) - 18kg (ETG300) - 15kg (ETG151) - 15kg (ETG101) |
| Nr. cooling fans amplifiers | 2 + 2 (ETG1000) - 2 (ETG500) - 2 (ETG300) - 1 (ETG151) - 1 (ETG101) |
| INSTALLATION REQUIREMENTS | |
| Power supply | 110-240 VAC |
| Power consumption | 1,6KW (ETG1000) - 0,9KW (ETG500) - 0,5KW (ETG300) - 0,3KW (ETG151) - 0,24KW (ETG101) |
| Overall Efficiency | 60%Typ (ETG1000) - 52%Typ (ETG500) - 43%Typ (ETG300) - 43%Typ (ETG151) - 43%Typ (ETG101) |
| ENVIRONMENT | |
| Temperature range (operating) | 0 - +45 °C |
| Temperature range (non operating) | -20 - +50 °C |
| Humidity range (operating) | 95% a 40 °C |
| Humidity range (non operating) | 90% a 65 °C |
| Altitude range (operating) | <4600 meters |
| Altitude range (non operating) | <15000 meters |
| To details to download the brochure. | |
TESTIMONIALS

New Vision Uganda
Mike Ssentza
Tecnical Director
02 December 2009
Vision from Uganda is leading company in Broadcast Media ,we are happy to be associated with Elenos in our new FM projects setting up 7 Radio stations in Uganda!
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