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1

Outstanding HF Power Products

HF + 6 m LINEAR AMPLIFIER

A

C

OM2

100

OPERATING MANUAL

Содержание ACOM2100

Страница 1: ...1 Outstanding HF Power Products HF 6 m LINEAR AMPLIFIER ACOM2100 OPERATING MANUAL ...

Страница 2: ...ORS 9 4 OPERATION 11 4 1 Turning ON and OFF 11 4 2 Changing Operate and Standby Modes 11 4 3 Antenna change 12 4 4 Tuning 12 4 5 Continuous carrier modes 14 4 6 ON LINE Information Screens and Control Functions 15 4 7 Auto Protection System 15 5 OFF LINE MODE 16 5 1 Auto Operate enabling and disabling 16 5 2 Antenna output assignment 16 5 3 Reading Auto protection Signatures 16 6 MAINTENANCE 17 6 ...

Страница 3: ...ly The auto operate function when enabled maintains the amplifier in the OPERATE mode for you thus avoiding unnecessary manual operations No heavy outboard antenna tuners required for antenna VSWRs up to about 3 1 Your amplifier will enable you to change antennas virtually instantaneously and allow you to use your antennas over wider frequency ranges An amplifier that is both user friendly and tha...

Страница 4: ...nnected to the same mains circuit important when used portable when the amplifier is turned on The amplifier can be configured for 8 nominal mains voltages 100 110 120 200 210 220 230 and 240VAC 50 or 60Hz Continuous monitoring and or selectable measurement of the 12 most important parameters of the amplifier exciter and the selected antenna via the OLED 1 5 Safety Considerations Explicit Definiti...

Страница 5: ...in direct sunlight DO NOT OBSTRUCT AIR INTAKE rear panel and EXHAUST top cover areas of the amplifier Keep a minimum distance of 10cm 4 inches to the intake and 50cm 20 inches to the exhaust openings W A R N I N G Do not undertake your own repairs or changes in hardware or software of the amplifier Doing so will endanger your or others health or life or damage the amplifier and the equipment conne...

Страница 6: ...U T I O N The current consumed by the amplifier from the mains supply should not exceed 16A from 200 240VAC and 20Afrom 100 120VAC You will have to reduce the output power to about 1000W PEP if the amplifier is operated at 120V or lower mains supply voltage 2 3 Tranformer Installation HV Tranformer Installaion is described in APPENDIX A 2 3 Amplifier Location Selection C A U T I O N The weight of ...

Страница 7: ...ith a PL 259 plug from the transceiver output to the amplifier rear panel RF INPUT socket C A U T I O N If this is the first time you are using a power amplifier in your station pay close attention to the coaxial cable type from the amplifier s three outputs The cable must be capable of handling the increased power levels particularly on the 10m and 6m bands We recommend that you use RG213 or bett...

Страница 8: ...stomers should check with a qualified electrician if the amplifier is to be used outside the country for which it was purchased Your dealer will fit the correct mains plug for your country and will check that the amplifier is correctly set for the mains network applying there If the amplifier is to be connected to the mains network in another country check with your dealer or a qualified local ele...

Страница 9: ... voltage see S 2 2 and table 2 1 After following all instructions in S 2 you may turn ON the main power switch marked LINE on the rear panel Fig 2 1 The LED indicator above the red ON OFF button located on the front panel must light red and an inscription ACOM1500 will appear on the display Fig 3 1 Fig 3 1 ACOM2100 Display and Control Note that the upper line of the OLED always reads the peak forw...

Страница 10: ...E and ON LINE modes The ON OFF button switches OFF LINE and ON LINE OPERATION states of the amplifier alternatively You can proceed in one of two ways a You may use the OFF LINE information screens and control functions They refer to the auto protection signatures list as well as the Auto Operate feature and Antenna assignment This is described in S5 b You may turn on the amplifier and start the w...

Страница 11: ...described in S 4 6 below This will not influence the warming up process so you may pass through all information screens to monitor the High Voltage value or the ExhaustAir temperature for example You may also return to the earlier screen to see how many seconds are still needed until the tube cathode reaches its operating temperature N O T E When you intend to have a short operating break it is be...

Страница 12: ... nominal the REFLECTED POWER reading will always indicate some reflected power even with optimal tuning Proper tuning will assure operation at maximum power without distortion or danger to the amplifier Note also that the real OUTPUT POWER in the load is equal to the difference between the FORWARD and REFLECTED readings For instance at a reading of FORWARD 1500W and REFLECTED 250W the real OUTPUT ...

Страница 13: ...een the driver and the amplifier s input the ATT LED will light removing the need to reduce the drive power during tuning Press PREV NEXT buttons momentarily again to switch the attenuator out of the input circuit and to return to the earlier screen If you use any of PREV or NEXT buttons the attenuator will be switched off too but the information screen will change By pressing repeatedly either th...

Страница 14: ...center corresponds to the proper LOAD capacitor tuning which presents an optimum load resistance to the tube If you tune to the right more gain will be obtained but less undistorted output power will be attainable You may prefer to use this tuning approach when your drive power is insufficient or when you need less output but better efficiency for instance at heavy duty modes RTTY SSTV etc where l...

Страница 15: ...ow see S 5 1 and S 5 2 for details 4 7 Auto Protection System When any abnormal condition is detected the amplifier will evaluate the risk and may use three different degrees of protection depending on the nature of the problem Each event is accompanied by descriptive text a The first degree of protection consists of a warning message only and does not interrupt transmission Examples include Reduc...

Страница 16: ...etween two available antennas easier and more important it will prevent potentially damaging the amplifier by no load transmissions In order to enable or disable an antenna output briefly press PREV NEXT buttons successively until the Ant 1 2 3 screen appears Using the ANT button move the brackets to enclose the antenna output you want to disable or enable Press the PREV button to disable or NEXT ...

Страница 17: ...d potentially dangerous procedure For this reason we recommend this work be carried out by a trained service technician Check with your dealer before attempting to replace your tube 6 4 The ACOM1500 Simplified Schematic Diagram See Fig 6 1 ACOM2100 Simplified Schematic Diagram The 4CX1000A 8168 ceramic and metal radial beam tetrode V1 is grid driven It can dissipate up to 1000W when forced air coo...

Страница 18: ...thod of reading the auto protection signatures You can decode them using the information below The signatures are structured in two lines three groups by six symbols for every one event of auto protection trip The last event is numbered as 1A 1B pair of lines and the oldest one is 7A 7B The meaning of the first group is as follows a nA the number of the trip b Next three symbols mean the following...

Страница 19: ...or instance 1ATR4B in the first group would mean that the last auto protection 1A tripped by the antenna relay tests made during the Tx Operate mode TR4 and the output relay closed ORC signal was failing B The next five groups of symbols carry information about the analogue and logic values as measured by the micro controller at the moment of auto protection trip Additional information is availabl...

Страница 20: ...response less than 1dB 50 85W drive power for rated output h Primary Power 100 264 V 100 110 120 200 210 220 230 240V nominal taps I0 15 tol 50 60 Hz single phase 3500 VA consumption at rated output i Complies with CE safety and electromagnetic compatibility requirements as well as FCC regulations j Size Weight operating W445 mm x D375 mm x H205 mm 29 3 kg 17 5x14 8x8 1 inches 64 6 Lbs k Operating...

Страница 21: ...w First switch off the amplifier Pull the mains plug out of the wall outlet Disconnect all cables from the rear panel of the amplifier remove the ground connection the last Then remove the mains power transformer observing the requirements of the Transformer Installation leaflet but in reverse order Finally pack the amplifier and transformer in their original cartons a Storage environments the amp...

Страница 22: ...ear the place where it will be used During the process described below when the amplifier cover is removed take care not to torque or twist the chassis nor let the amplifier stand on edge Do not lift the unit by only one corner Remove the cover by removing all nine M3x6 screws Orient the amplifier on the table so that the transformer compartment is in front of you Unplug all five connectors from t...

Страница 23: ...oles Make sure that the transformer is centered The transformer screws must be installed NOW for safe operation Put a lock washer and a flat washer on each screw Holding its two sides front and back simultaneously pull the amplifier towards you just far enough that the two outside transformer captive nuts appear off the table edge Support the amplifier until your assistant loosely screws in the tw...

Страница 24: ...24 Plug in the filament supply connector ...

Страница 25: ...hreaded on each transformer HV lead in the intended chassis wall slots in order to protect both HV leads from sharp metal edges Make sure the grommets fit the slots fully and properly Thread the 8 primary leads of the HV transformer labeled with numbers 1 8 through the opening in the sub chassis carrying the Mains PCB ...

Страница 26: ... pull out the 8 wires carefully and tighten the holding screws From the voltage selection table shown below select the row matching your nominal mains voltage Connect the 8 labeled HV transformer primary wires to the voltage selector terminals accordingly ...

Страница 27: ...ding to the selected table row Connect all five connectors you disconnected in the beginning plus two new connectors from HV transformer Replace the cover reinstall all nine M3x6 screws first loosely and finally tighten them properly C A U T I O N If the amplifier is wired for 100 120VAC do not forget to replace the two rear panel fuses ...

Страница 28: ...28 ACOM Ltd Blvd Nikola Mushanov 151 1330 Sofia Bulgaria phone 359 2 920 97 80 fax 359 2 920 96 56 e mail acom acom bg com acom mail orbitel bg www acom bg com March 2016 Printed in Bulgaria ...

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