R V R PTRL-LCD Radio Links System User Manual

June 13, 2024
R V R

RADIO LINKS SYSTEM
PTRL – RXRL

Line of Radio Links covering the frequency bands from 200 ÷ 400 MHz and from 800 ÷ 960 MHz with an adjustable power from 0 to 20W and various optional accessories.
MODELS
PTRL-LCD RXRL-LCD

PTRL-LCD Radio Links System

R V R PTRL LCD Radio Links System -

  • STL robust and reliable, simple to use.
  • Standard working frequency bands that include, depending on the model, the VHF-UHF (200 ÷ 400, 800 ÷ 960 MHz) bands.
  • Optional stereo coder and decoder.
  •  Adjustable output power 2 ÷ 20W on PTRL-LCD transmission.
  • Agile frequency on 20MHz, selectable a step of 5kHz.
  • Excellent transmission quality with low distortion and intermodulation.
  • Full range power supply 80-260 VAC.
  • Connector for external 24 VDC backup.
  • APC automatic power control.
  •  Reduced maintenance.

ORDERING INFORMATION

Model Description
PTRL-LCD 20W Radio Link TX 940÷960 MHz in step of 20 MHz factory limited.

Please specify the operating frequency at the order.
RXRL-LCD| Radio Link RX 940÷960 MHz in step of 20 MHz factory limited.  Please specify the operating frequency at the order.
/S-PTRLLCD| Stereo coder card.
/05-RXRLLCD| Stereo decoder card.

PTRL-LCD
20W Radio Link TX 940÷960 MHz in step of 20 MHz factory limited.

https://www.rvr.it/it/products/radio-links/radio-links-system/lcd-series /ptrl-lcd-rxrl-lcd-pv8lhlt4/

R V R PTRL LCD Radio Links System - fig1

RXRL-LCD
Radio Link RX 940÷960 MHz in step of 20 MHz factory limited.

https://www.rvr.it/it/products/radio-links/radio-links-system/lcd-series /rxrl-lcd/

R V R PTRL LCD Radio Links System - fig2

PTRL-LCD

Parameters U.M. Value Notes

GENERALS
Frequency range Work bandwith is 20MHz| MHz| 940 ÷ 960|
Rated output power| W| 20| Continuously adjustable from 10 to 100%
Modulation type| | Direct carrier frequency|
Operational mode| | Mono, Multiplex|
Ambient working temperature| °C| -10 to +50| Without condensing
Frequency setting| kHz| 10| Steps
Frequency stability Temperature range from -10°C to 50°C| ppm| ±1|
Modulation capability Refered @ 0dBu for 75kHz| kHz| 130| Meets or exceeds all FCC and CCIR rules
Pre-emphasis| μS| 0, 50 (CCIR), 75 (FCC)| Selectable
Spurious & harmonic suppression| dBc| <73|
Asynchronous AM S/N ratio Referred to 100% AM, with no de-emphasis| dB| ≥60|
Synchronous AM S/N ratio Referred to 100% AM, FM deviation 75 kHz| dB| ≥50|
POWER REQUIREMENTS by 400Hz sine, without de-emphasis



AC Power input

| AC Supply Voltage| VAC| 80 ÷260| Full range
AC Apparent Power Consumption| VA| 120|
Active Power Consumption| W| 70|
Power Factor| | 0,5|
Overall Efficiency| %| Typical 50|
Connector| | VDE IEC Standard|
DC Power input| DC Supply Voltage| VDC| 24|
DC Current| ADC| 5|
MECHANICAL DIMENSIONS


Phisical dimensions

| Front panel width| mm / inch| 483 / 19| EIA rack
Front panel height| mm / inch| 88 / 3 1/2| 2HE
Overall depth| mm| 394|
Chassis depth| mm| 372|
Weight| kg| About 7|
Cooling| | Forced, with internal fan|
Acoustic noise| dBA| < 58|
AUDIO INPUTS


Left / Mono

| Connector| | XLR F|
Type| | Balanced|
Impedance| Ohm| 10 k or 600|
Input Level /Adjust| dBu| -13 to +13| Continuosly adjustable


Right

| Connector| | XLR F|
Type| | Balanced|
Impedance| Ohm| 10 k or 600|
Input Level| dBu| -13 to +13| Continuosly adjustable


MPX

| Connector| | |
Type| | Unbalanced|
Impedance| Ohm| 10 k or 50|
Input Level / Adjust| dBu| -13 to +13| Continuosly adjustable


SCA/RDS

| Connector| | 2 x BNC|
Type| | Unbalanced|
Impedance| Ohm| 10 k|
Input Level / Adjust| dBu| -8 to +13| For 7,5 KHz FM, adjustable
OUTPUTS
RF Output| Connector| | N type|
Impedance| Ohm| 50|


RF Monitor

| Connector| | BNC|
Impedance| Ohm| 50|
Output Level| dB| Approx. -30|


Pilot output

| Connector| | X|
Load Impedance| Ohm| X|
Output Level| Vpp| X| Sinusoidal
On mains| | 1 External fuse F 3,15 T – 5×20 mm|
---|---|---|---
On services| | X|
On PA Supply| | X|
On driver supply| | X|

RXRL-LCD

Parameters U.M. Value Notes

GENERALS
Frequency range Work bandwith is 20MHz| MHz| 940 ÷ 960|
Sensitivity RF @ 25dB S/N Mono| W| -85| Continuously adjustable from 10 to 100%
Intermediate frequency| | 70 , 10,7 , 0,35|
Operational mode| | Mono, Multiplex|
Ambient working temperature| °C| -10 to +50| Without condensing
Frequency setting| kHz| 10| Steps
Frequency stability Temperature range from -10°C to 50°C| ppm| ±1|
De-emphasis| μS| 0 , 50 , 75| Meets or exceeds all FCC and CCIR rules
POWER REQUIREMENTS



AC Power input

| AC Supply Voltage| VAC| 80 ÷260| Full range
AC Apparent Power Consumption| VA| 25|
Active Power Consumption| W| 20|
Power Factor| | 0,8|
Overall Efficiency| %| Typical 50|
Connector| | VDE IEC Standard|
DC Power input| DC Supply Voltage| VDC| 24|
DC Current| ADC| < 2 A|
MECHANICAL DIMENSIONS


Phisical dimensions

| Front panel width| mm / inch| 483 / 19| EIA rack
Front panel height| mm / inch| 88 / 3 1/2| 2HE
Overall depth| mm| 394|
Chassis depth| mm| 372|
Weight| kg| About 5|
Cooling| | Convection cooling|
Acoustic noise| dBA| X|
AUDIO INPUTS
RF Input| Connector| | N type|
Impedance| Ohm| 50|
OUTPUTS


Left / Mono

| Connector| | XLR F|
Type| | Balanced|
Impedance| Ohm| 100|
Output Level /Adjust @ 75KHz dev| dBu| -10 to +14| Continuosly adjustable


Right

| Connector| | XLR F|
Type| | Balanced|
Impedance| Ohm| 100|
Output Level /Adjust @ 75KHz devl| dBu| -10 to +14| Continuosly adjustable


MPX

| Connector| | |
Type| | Unbalanced|
Impedance| Ohm| 100|
Output Level /Adjust @ 75KHz dev| dBu| -20 to +13| For 75 KHz FM, adjustable


SCA

| Connector| | 2 x BNC|
Type| | Unbalanced|
Impedance| Ohm| 100|
Output Level /Adjust @ 75KHz dev| dB| -20 to +7| Value to check for the 7.5KHz deviation
FUSES
On mains| | 1 External fuse F 3,15 T – 5×20 mm|
On services| | X|
On PA Supply| | X|
On driver supply| | X|

All pictures are RVR’s property and they are only indicative and not binding. The pictures can be modified without notice. These are general specifications. They show typical values and are subject to change without notice.

R.V.R. Elettronica S.r.l.
Via del Fonditore, 2/2c
40138 Bologna Italy
Phone +39 0516010506
Fax +39 0516011104
sales@rvr.it
www.rvr.it     https://www.rvr.it ISO 9001
R.V.R. Elettronica S.r.l.
Via del Fonditore 2/2
40138 Bologna – ltaly
Phone +39 0516010506
sales@rvr.it
www.rvr.it

References

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