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TEX52TFT

i

User Manual

 

Rev. 1.0 - 12/07/20

ELETTRONICA

Technical Specifications

 

TEX52TFT

Parameters

U.M.

Value

Notes

Frequency range

MHz

87,5 - 108

Rated output power

W

50

Continuously variable by software from 0 to maximum

Modulation type

F300E

Operational Mode

Mono, Stereo, MPX

Working temperature

°C

 -5 to 60

Working Humidity

%

95 (Without condensing)

Working Altitude

mt

3000

With adequate air evacuation system in site

Frequency programmability

kHz

10

Frequency stability

Working Temp.  from -5°C to 50°C

ppm

±1

Modulation capability

Refered @ 0dBu for 75kHz

kHz

150

Meets or exceeds all FCC and CCIR rules

Pre-emphasis mode

μS

0, 50  ,75

selectable by rear panel dip switches

Spurious & harmonic suppression

dBc

>75 (80 typical)

Meets or exceeds all FCC and CCIR rules

Asynchronous AM S/N ratio

Referred to 100% AM, 

with no de-emphasis

dB

e 55 ( typical 60 )

Synchronous AM S/N ratio

Referred to 100% AM, 

FM deviation 75 kHz by 400Hz sine,

without de-emphasis

dB

e 50 ( typical 55 )

RMS @ ± 75 kHz peak, 

HPF 20Hz - LPF 23 kHz, 

50 μS de-emphasis

dB

> 80 ( typical 82 )

Qpk @ ± 75 kHz peak, 

CCIR weighted, 

50 μS de-emphasis

dB

> 72

Qpk @ ± 40 kHz peak, 

CCIR weighted, 

50 μS de-emphasis

dB

> 66

Frequency Response

30Hz ÷ 15kHz

dB

± 0,05

Total Harmonic Distortion

THD+N 30Hz ÷ 15kHz

%

0.1 ( typical 0.07 )

Intermodulation distortion

Measured with a 1 KHz,

1.3 KHz tones,

1:1ratio, @ 75 kHz FM

%

< 0,2

Transient intermodulation distortion

3.18 kHz square wave,

15 kHz sine wave 

@75 kHz FM

%

< 0,1

Composite S/N FM Ratio

RMS @ ± 75 kHz peak,

HPF 20Hz - no LPF, 

50 μS de-emphasis

dB

> 80dB typ. 82dB

30Hz ÷ 53kHz

dB

± 0,2

53kHz ÷ 100kHz

dB

± 0,5

THD+N 30Hz ÷ 53kHz

%

0,1

THD+N 53kHz ÷ 100kHz

%

0,2

Intermodulation distortion

Measured with a 1 KHz,

1.3 KHz tones,

1:1ratio, @ 75 kHz FM

%

< 0.05

Transient intermodulation distortion

3.18 kHz square wave,

15 kHz sine wave 

@75 kHz FM

%

< 0,1

Stereo separation

30Hz ÷ 15kHz

dB

> 50

RMS @ ± 75 kHz peak,

HPF 20Hz - LPF 23 kHz,

50 μS de-emphasis, 

L & R demodulated

dB

> 75 ( typical 78 )

Qpk @ ± 75 kHz peak, 

CCIR weighted, 

50 μS de-emphasis, 

L & R demodulated

dB

> 67

Qpk @ ± 40 kHz peak, 

CCIR weighted, 

50 μS de-emphasis, 

L & R demodulated

dB

>61

Frequency Response

30Hz ÷ 15kHz

dB

± 0,5

Total Harmonic Distortion

THD+N 30Hz ÷ 15kHz

%

0.1 ( typical 0.07 )

Intermodulation distortion

Measured with a 1 KHz,

1.3 KHz tones,

1:1ratio, @ 75 kHz FM

%

< 0,02

Transient intermodulation distortion

3.18 kHz square wave,

15 kHz sine wave 

@75 kHz FM

%

< 0,1

Stereo separation

30Hz ÷ 15kHz

dB

> 50

Main / Sub Ratio

30Hz ÷ 15kHz

dB

> 40

Frequency response

40kHz ÷ 100kHz

dB

± 0,5

RMS, ref @ ± 75 kHz peak,

no HPF/LPF, 

0μS de-emphasis, 

with 67 kHz tone on SCA input  

@ 7,5kHz FM deviation

dB

> 75

RMS, ref @ ± 75 kHz peak, 

no HPF/LPF, 

0μS de-emphasis, 

with 92 kHz tone on SCA input  

@ 7,5kHz FM deviation

dB

> 78

AC Supply Voltage

VAC

80 ÷ 260

(*) Internal switch (**) monophase  (***) Threephases Y

AC Apparent Power Consumption

VA

200

Active Power Consumption 

W

100

Power Factor

0,5

Overall Efficiency

%

50

Connector

VDE IEC Standard

DC Supply Voltage

VDC

//

DC Current

ADC

//

(*)max 25W (**) max 140W

Front panel width

mm

483 (19")

19" EIA rack

Front panel height

mm

88 (3 1/2")  2HE

convertire in pollici

Overall depth

mm

394

Chassis depth

mm

372

escluso il pannello, esclusi i connettori,  convertire in pollici

Weight

kg

about 6,5

Cooling

Forced, with internal fan

Acoustic Noise

dBA

< 75

STEREO OPERATION

Stereo S/N FM Ratio

SCA OPERATION

Crosstalk to main or to stereo channel

POWER REQUIREMENTS

AC Power Input

DC Power Input

MECHANICAL DIMENSIONS

Phisical Dimensions

VARIOUS

Total Harmonic Distortion

GENERALS

MONO OPERATION

S/N FM Ratio

MPX OPERATION

Frequency Response

Содержание TEX52TFT

Страница 1: ...TEX5 TEX52TFT 2TFT USER MANUAL VOLUME1 Manufactured by R V R ELETTRONICA Italia...

Страница 2: ...ion History Date Version Reason Editor 12 07 2020 1 0 First edition J H Berti Notification of intended purpose and limitations of product use This product is a FM transmitter intended for FM audio bro...

Страница 3: ...with a 1 KHz 1 3 KHz tones 1 1ratio 75 kHz FM 0 05 Transient intermodulation distortion 3 18 kHz square wave 15 kHz sine wave 75 kHz FM 0 1 Stereo separation 30Hz 15kHz dB 50 RMS 75 kHz peak HPF 20Hz...

Страница 4: ...izing purpose Load Impedance Ohm 5 k Output Level Vpp 1 Interlock Connector BNC Input and output for remote power inhibition short is RF off Remote Interface Connector DB15F RDS optional Connector DB9...

Страница 5: ...nstallation 9 5 2 Management Firmware 17 6 Identification and Access to the Modules 27 6 1 Identification of the Modules 27 7 Principles of Operation 28 7 1 Panel board 28 7 2 Motherboard 28 7 3 Telem...

Страница 6: ...reen mode After setting the desired value press the ENTER button both in mechanical key and TouchScreen mode to confirm your choice 3 Set the output power via the PWR menu To edit one of the items sel...

Страница 7: ...ifications and information given in this manual are provided for informational purposes only and may therefore be subject to change at any time without notice and should not be seen as binding to R V...

Страница 8: ...ure 3 in the absence of a heartbeat immediately begin heart massage Figure 4 by compressing the sternum approximately in the centre of the chest Figure 5 Figure 3 Figure 4 Figure 5 In the case of only...

Страница 9: ...1 dB Minimum rated output power 37 dBm 1 dB Gain Not applicable the equipment is supplied without a radiant system which is the customer s responsibility The TEX52TFT is designed to be contained in a...

Страница 10: ...rk on the whole frequency band without requiring calibration and setting operations The microprocessor control system includes a TFT touchscreen display on the front panel and an emergency push button...

Страница 11: ...y 4 FOLD Yellow LED lit when the limitation function intervenes foldback 5 MUTE Yellow LED lit when the transmitter is not delivering power because it is inhibited by an external interlock 6 LOCAL Yel...

Страница 12: ...32 Not used optional 15 24VDC IN Not used optional 16 FUSE BLOCK Fuse block Use a screwdriver to access the fuse 17 R F TEST Maximum 20dBm referred to the output power level 18 CARRIER FREQ ADJ Carrie...

Страница 13: ...for IIC communications 5 VPA Tlm ANL OUT Power supply PA 3 9V F S 6 FWD Tlm ANL OUT Forward power 3 9V F S 7 Power Good DIG OUT Reports activation by bringing the contact normally open to ground 8 GN...

Страница 14: ...pational safety Employers must provide their personnel with adequate training in electrical devices and ensure that they are familiar with the content of this manual Compliance with the safety instruc...

Страница 15: ...can cause condensation If the place where this device is located should be subject to these physical events it is advisable to monitor the device once it is put into service in addition to trying to p...

Страница 16: ...ing operation due to forced ventilation The mounting surface must be able to withstand the weight of the device and must be solid Note below we will refer to a complete station of which the device can...

Страница 17: ...ir outlet at the rear of the equipment in which case ensure adequate ventilation of the room COLD HOT 50cm Alternatively it is cooled by forced ventilation and the air intake is located on the roof of...

Страница 18: ...230 15 10 Vac A conductor section of at least 2 5 mm2 is recommended Internal connector wiring Note to ensure the safety of the operators prepare the wiring according to the laws and regulations in t...

Страница 19: ...rges that hit the surrounding ground up to several kilometres Provide internal protection against disturbances on the distribution line such as EMI filters or line voltage stabilizers to be installed...

Страница 20: ...utput to a dummy load of suitable value or to the antenna GSM LAN R L ADJ TOSLINK AES EBU SCA1 RDS RFL FWD EXT AGC REMOTE INTERLOCK IN R F OUTPUT 50 24Vdc LEFT MONO 19KHz PILOT OUT ADJ ADJ 10K ADJ RIG...

Страница 21: ...0 cm 5 1 5 1 Power on After making the connections described above turn on the device at the power switch on the front The default screen appears on the display and when the PLL is locked to the worki...

Страница 22: ...ers to The sensitivity of the various inputs can be adjusted with the limitations described in the following table Input Sensitivity Notes SCA1 RDS 9 2 12 dBu Input level for 3 5 kHz overall deviation...

Страница 23: ...overall view of the menus is given in figure 5 2 Power Menu Menu 2 Menu 3 Selection Screen Menu 1 Default Menu Frequency Menu Menu 4 Audio Menu Menu 5 Amplifier Menu Menu 6 Real Time Clock Menu Menu 7...

Страница 24: ...on screen menu 2 from which it is then possible to access all the other menus Menu 2 To enter one of the menus select the name with the or buttons the selection is highlighted and then press the ENTER...

Страница 25: ...To change the values simply use the or buttons and then confirm with ENTER or cancel with ESC both in mechanical key and TouchScreen mode At any time it is possible to return to the selection screen...

Страница 26: ...to return to the selection screen menu 2 by pressing the ESC button both in mechanical key and TouchScreen mode or after one minute of inactivity the selection will remain set to the previous value M...

Страница 27: ...modulation expressed in kilohertz kHz AdjM Adjustment of the input level of the MPX channel in decibels dBu relative to a 75 kHz modulation ChR Shows the level of the right channel expressed as a per...

Страница 28: ...RF section expressed in Ampere Eff Shows the efficiency as the ratio between the forward power and the power absorbed by the RF section expressed as a percentage FWD Vpa x Ipa Temp Shows the internal...

Страница 29: ...een mode After setting the desired value press the ENTER button both in mechanical key and TouchScreen mode to confirm your choice At any time it is possible to return to the selection screen menu 2 b...

Страница 30: ...fter one minute of inactivity the selection will remain set to the previous value Menu 8 FSK Enable ON or disable OFF the FSK function CODE Setting the Morse code sent 5 2 8 Miscellaneous Menu MIX Thi...

Страница 31: ...the output power drops below the set Power Good threshold value the device changes the state of pin 7 of the DB15 Remote connector on the rear panel PgR Adjustment of the Power Good threshold relatin...

Страница 32: ...e version of the device At any time it is possible to return to the selection screen menu 2 by pressing the ESC button both in mechanical key and TouchScreen mode or after one minute of inactivity Men...

Страница 33: ...osed of several modules which are interconnected with connectors to facilitate maintenance and replacement of the modules 6 1 1 TEX52TFT Top view The figure below shows the top view of the device indi...

Страница 34: ...dule is given below and the complete diagrams and layouts of the boards can be found in the TechnicalAppendix Vol 2 7 1 Panel board The panel board contains the microcontroller that implements the con...

Страница 35: ...sed with an RVR amplifier this connector is connected via a BNC BNC connector to the REMOTE or INTERLOCK of the power amplifier In case of amplifier faults the central conductor is grounded forcing th...

Страница 36: ...the MOSFET of the RF amplifier section It also provides the measurement of the absorbed current and contains an alarm signalling circuit for the power supply unit This circuit also performs the follo...

Страница 37: ...lifier from the mains before proceeding with any maintenance on the system 8 3 Ordinary maintenance The only regular maintenance required for the TEX52TFT is periodic replacement of the fans and clean...

Страница 38: ...e connector in seat A of the power supply and reassemble it in its seat Put the cover back and tighten all the screws needed to close it 8 4 Replacing the Modules Arrange for authorized and qualified...

Страница 39: ...TEX52TFT 33 42 User Manual Rev 1 0 12 07 20 ELETTRONICA Unscrew all points A using an Allen key A Disconnect all connectors at points B B Unscrew all points C using a flat head screwdriver...

Страница 40: ...n reverse order to reassemble and fix the module in its seat Put the cover back and tighten all the screws needed to close it 8 4 2 Replacing the RF module Open the top cover of the TEX52TFT by unscre...

Страница 41: ...cedure above in reverse order to reassemble and fix the module in its seat Put the cover back and tighten all the screws needed to close it 8 4 3 Replacing the motherboard Open the top cover of the TE...

Страница 42: ...motherboard and replace it with the new module Repeat the procedure above in reverse order to reassemble and fix the module in its seat Put the cover back and tighten all the screws needed to close it...

Страница 43: ...TEX52TFT 37 42 User Manual Rev 1 0 12 07 20 ELETTRONICA B Remove panel C C Unscrew all points D using a socket screwdriver and then lift the protective plastic cover D...

Страница 44: ...river F Disconnect the connector G being very careful to unlock the two side locks before proceeding with the operation G Remove the panel lock and replace it with the new module Repeat the procedure...

Страница 45: ...with respect to the basic version to be requested when ordering For more information about the options refer to the respective instruction manuals 9 1 Option AUDIGIN TFT Digital Input Left MONO Right...

Страница 46: ...2 07 20 TEX52TFT ELETTRONICA Service RDS Tipo Femmina DB9 1 GND 2 RS232 TX 3 RS232 RX 4 NC 5 GND 6 NC 7 NC 8 RDS CARRIER OUT 9 PILOT IN 9 3 Option TLW TFT E 2HE Ethernet Tipo femmina RJ45 1 TX 2 TX 3...

Страница 47: ...po Femmina DB9 Tipo Femmina DB9 1 NC 1 NC 2 TX_D 2 NC 3 RX_D 3 NC 4 Internamente connesso con 6 4 NC 5 GND 5 GND 6 Internamente connesso con 4 6 12 V 7 Internamente connesso con 8 7 NC 8 Internamente...

Страница 48: ...e emitted RF power level allowing UP DOWN adjustment The UP or DOWN command is provided by connecting the relative signal on the connector to ground for at least 500mS the pin has an internal pull up...

Страница 49: ...____________________________________________________________ ______________________________________________________________________________ ____________________________________________________________...

Страница 50: ...____________________________________________________________ ______________________________________________________________________________ ____________________________________________________________...

Страница 51: ...____________________________________________________________ ______________________________________________________________________________ ____________________________________________________________...

Страница 52: ...Fax 39 051 6011104 e mail info rvr it web http www rvr it The RVR Logo and other RVR referenced products and services are trademarks of RVR Elettronica in Italy other countries or both RVR 1998 all r...

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