R.V.R. Elettronica HC04CH-FM User Manual Download Page 13 | Manualshive

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HC04CH-FM

9

/ 24

User Manual

Rev. 1.0 - 29/01/21

ELETTRONICA

The station normally has an air 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 the equipment. A hose approximately 1.5 metres in length is recommended.

COLD

HOT

50cm

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Summary of Contents for HC04CH-FM

Page 1: ...HC04CH FM HC04CH FM USER MANUAL VOLUME1 Manufactured by R V R ELETTRONICA Italia ...

Page 2: ... form or by any means electronic or mechanic including photocopying recording or by any informa tion storage and retrieval system without written permission of the copyright owner File Name HC04CH FM_ING_1 0 indb Version 1 0 Date 29 01 2021 Revision History Date Version Reason Editor 29 01 2021 1 0 First Version J H Berti Declaration of Conformity Hereby R V R Elettronica declares that this FM tra...

Page 3: ...48 Power Factor 0 998 Connector VDE IEC Standard DC Supply Voltage VDC DC Current ADC Front panel width mm 483 19 19 EIA rack Front panel height mm 132 3HE Overall depth mm 557 Chassis depth mm 485 Weight kg about 10 Cooling Forced with internal fan Acoustic Noise dBA 75 Interlock 1 Connector BNC For remote power inhibition short is RF off Interlock 2 Connector BNC For remote power inhibition shor...

Page 4: ...eatures 3 4 3 Description of the Front Panel 4 4 4 Description of the Rear Panel 5 5 Installation and Configuration Procedure 6 5 1 Installation 7 6 Identification and Access to the Modules 14 6 1 Identification of the Modules 14 7 Principles of Operation 16 7 1 Description of the modules 16 8 Maintenance and Repair Procedures 18 8 1 Introduction 18 8 2 Safety Considerations 18 8 3 Ordinary mainte...

Page 5: ...cifications 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 R Elettronica R V R Elettronica assumes no responsibility or liability for any errors or inaccuracies that may appear in this manual including the products and software described in it and reserves t...

Page 6: ...igure 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 one rescuer this person must maintain a rhythm of 15 compressions alternating with 2 quick breaths In the case of two rescuers the rhythm must be one breath every 5 compressions Do not interrupt he...

Page 7: ...2 HCCH Spare parts Cables 4 2 Features The nominal operation of a transmitter based on a hybrid combiner scheme such as the HC04CH FM requires the sources to deliver the same power Any power differences or phase shifts between the amplifiers produce so called imbalance power which is partly dissipated inside the combiner the loss is equal to 6dB maximum in the final combination The HC04CH FM guara...

Page 8: ...or for RF monitor 1 output before the pass band filter The output level is 60dB referred to the power output in 87 5 108 MHz range 2 POWER Red LED turns on when amplifier is switched on 3 RF MONITOR 2 BNC connector for RF monitor 1 output after the pass band filter The output level is 60dB referred to the power output in 87 5 108 MHz range ...

Page 9: ...NPUT 1 Input 1 of the combiner circuit N Type Connector coming from source A 4 INPUT 5 Not used 5 INPUT 6 Not used 6 INPUT 2 Input 2 of the combiner circuit N Type Connector coming from source B 7 OUTPUT 1 Output 1 of the divider circuit type N connector to drive antenna 1 8 OUTPUT 2 Output 2 of the divider circuit type N connector to drive antenna 2 optional 9 INPUT 3 Input 3 of the combiner circ...

Page 10: ...cupational 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 instructions set out in this manual or with the legislation indicated does not relieve the personnel from the duty to also comply with other specific standards relating to the installation place country or...

Page 11: ... 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 protect the device itself as best as possible IMPORTANT never power up the equipment in the presence of condensation This problem can occur more frequently in the case of equipment stored for a long t...

Page 12: ...ring 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 form a part The same procedures also apply if the device is used as a standalone one The device is generally connected inside a 19 rack and fixed with M5 screws in the designated holes The device mu...

Page 13: ...air 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 the equipment Ahose approximately 1 5 metres in length is recommended COLD HOT 50cm ...

Page 14: ...nnect the mains cable to the MAINS socket on the rear panel Caution To avoid the risk of damaging the equipment it is essential that this is properly earthed It is mandatory therefore to check the efficiency of the earth connection of your system Note to ensure both the safety of the operators and correct operation of the equipment it is essential that the mains system is earthed and properly conn...

Page 15: ... OUT 24Vdc R F OUTPUT 50 Ω TEX30LCD S 1 MODEM RS232 SERVICE RDS SCA2 MPX LEFT RIGHT 10KΩ MAINS VOLTAGE 600Ω 600Ω RIGHT ADJ 10KΩ ADJ ADJ ADJ ADJ STEREO MONO 10KΩ 50Ω MPX IMP MODE LEFT MONO INTERLOCK IN REMOTE EXT AGC RFL FWD SCA1 RDS PREEMPHASIS RIGHT 4 4 ON 2 75μS 3 ON 2 3 LEFT PREEMPHASIS SETTING 1 50μS 1 AES EBU TOSLINK ADJ R L EXT REF 10MHz CARRIER FREQ ADJ PILOT LVL MAINS FUSE R F TEST max 20d...

Page 16: ... IN REMOTE EXT AGC RFL FWD SCA1 RDS PREEMPHASIS RIGHT 4 4 ON 2 75μS 3 ON 2 3 LEFT PREEMPHASIS SETTING 1 50μS 1 AES EBU TOSLINK ADJ R L EXT REF 10MHz CARRIER FREQ ADJ PILOT LVL MAINS FUSE R F TEST max 20dBm PHASE ADJ 19KHz PILOT OUT 24Vdc R F OUTPUT 50 Ω RF OUT RF A RF B RF C RF B INPUT 3 INPUT 4 INPUT 8 INPUT 7 INPUT 5 INPUT 6 INPUT 2 INPUT 1 OUTPUT1 MAINS INTERLOCK 2 INTERLOCK 1 OUTPUT2 RF signal...

Page 17: ...Once the exciter has locked on gradually increase its output power checking the exciter instruments the amplifiers and the combiner display Increase the power of the exciter until the combiner output reaches the desired value that is the full power of the station at the very most Normally the device does not require supervision for its operation ...

Page 18: ... of the Modules The HC04CH FM is composed of several modules which are interconnected with connectors to facilitate maintenance and replacement of the modules 6 1 1 HC04CH FM Top view The figure below shows the top view of the device indicating the various components Figure 6 1 1 Hybrid Combiner Board 2 RF Measure Card ...

Page 19: ...5 24 User Manual Rev 1 0 29 01 21 ELETTRONICA 6 1 2 HC04CH FM Bottom view The figure below shows the bottom view of the device indicating the various components Figure 6 2 1 Band Pass Filter Card 2 RF Measure Card ...

Page 20: ...on of the functions of each module is given below and the complete diagrams and layouts of the boards can be found in the TechnicalAppendix Vol 2 7 1 Description of the modules 7 1 1 Hybrid Combiner Board The combiner circuit has the function of adding the RF power delivered by the two sources and delivering it to the antenna output The circuit is made with concentrated constants with an impedance...

Page 21: ...erences in performance between the amplifiers or malfunctions 7 1 2 RF Measure Card The task of this card is to take a part of the RF signal with attenuation at 60dBc and subsequently sends it to the RF MONITOR output connector 7 1 3 Band Pass Filter Card The main function of this card is the passage of frequencies within a given range the so called pass band and attenuates the frequencies outside...

Page 22: ...g off the device and make sure you have closed them all before restarting the device Be sure to disconnect the amplifier from the mains before proceeding with any maintenance on the system 8 3 Ordinary maintenance The only regular maintenance required for the HC2 5GRL is periodic replacement of the fans and cleaning to remove dust in the air filter and any traces inside the amplifier The frequency...

Page 23: ...ls 9 1 Option OUT2 HCCH 9 1 2 Description of the Front Panel ELETTRONICA Figure 9 1 1 RF MONITOR 1 BNC connector for RF monitor 1 output after the pass band filter 1 The output level is 60dB referred to the power output in 87 5 108 MHz range 2 POWER Red LED turns on when amplifier is switched on 3 RF MONITOR 2 BNC connector for RF monitor 2 output after the pass band filter 2 The output level is 6...

Page 24: ...it N Type Connector coming from source E 5 INPUT 6 Input 6 of the combiner circuit N Type Connector coming from source F 6 INPUT 2 Input 2 of the combiner circuit N Type Connector coming from source B 7 OUTPUT 1 Output 1 of the divider circuit type N connector to drive antenna 1 8 OUTPUT 2 Output 2 of the divider circuit type N connector to drive antenna 2 9 INPUT 3 Input 3 of the combiner circuit...

Page 25: ...CH FM 21 24 User Manual Rev 1 0 29 01 21 ELETTRONICA 9 1 4 HC04CH FM OUT2 HCCH Top View The figure below shows the top view of the device indicating the various components Figure 9 3 1 Hybrid Combiner Board ...

Page 26: ... FM ELETTRONICA 9 1 5 HC04CH FM OUT2 HCCH Bottom view The figure below shows the bottom view of the device indicating the various components Figure 9 4 1 Band Pass Filter Card 1 2 RF Measure Card 1 3 Band Pass Filter Card 2 4 RF Measure Card 2 ...

Page 27: ...04CH FM 23 24 User Manual Rev 1 0 29 01 21 ELETTRONICA 9 1 6 Principles of Operation There is a schematic view of the modules and connections that make up the HC04CH FM OUT2 HCCH in figure 9 5 Figure 9 5 ...

Page 28: ...24 24 User Manual Rev 1 0 29 01 21 HC04CH FM ELETTRONICA This page was intentionally left blank ...

Page 29: ..._____________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________...

Page 30: ..._____________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________...

Page 31: ..._____________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________...

Page 32: ... 051 6011104 e mail info rvr it web http www rvr it The RVR Logo and others referenced RVR products and services are trademarks of RVR Elettronica in Italy other countries or both RVR 1998 all rights reserved All other trademarks trade names or logos used are property of their respective owners ...

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