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OM POWER OM4000A, Инструкция по эксплуатации

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7.1. 

Содержание OM4000A

Страница 1: ...1 Instruction Manual OM4000A SHORTWAVE POWER AMPLIFIER WWW OM POWER COM OM POWER s r o 93030 B 126 SLOVAKIA Contact 421 905 321 410 e mail om power om power com...

Страница 2: ...ing 13 4 6 Remote Control 13 5 OPERATION 13 5 1 Operation Elements 14 5 2 Configuration of Power Amplifier 16 5 2 1 TCVR Support Settings 17 5 2 2 Connection with not supported TCVRs 18 5 2 3 Communic...

Страница 3: ...tion with Antenna Switch and BPF 31 7 5 of connection USB Micro KEYER II with IC7800 or IC7700 32 7 6 Example of connection USB Micro KEYER II with another ICOM 33 7 7 Example of connection USB Micro...

Страница 4: ...tches The possibility to use 2 different antennas within one band or segment 1 2 Specification 1 2 1 Parameters Frequency Coverage Amateur Bands 1 8 29 7 MHz including WARC Power Output 4000W in SSB a...

Страница 5: ...re are couples of LED and bar graph indicators visible on the front panel to inform you about value of some parameters or operation status Bar graph indicators Power output 50 LEDs Reflected power 20...

Страница 6: ...under upper lid WARNING The OM4000A amplifier can be operated ONLY if both of supply cables are connected The amplifier reaches optimal parameters in 2 phase s system if you do not have 2 phases conn...

Страница 7: ...e this disturbance CAUTION Make sure that all screws holding the case together are properly in place and tightened before carrying the amplifier with the handles CAUTION Read this manual carefully Fal...

Страница 8: ...y Board 3 2 Power Supply ower supply of the amplifier is comprised of two of 3 kVA toroidal transformers A soft start is provided using relays and resistors The high anode voltage is made by combining...

Страница 9: ...to be grounded properly Connect the screw on the rear panel of the amplifier to your local grounding system with a copper cable use a cross section of 4 mm2 at least Connect your transceiver to the sa...

Страница 10: ...ransmitting the middle pin is connected to the ground The relays of the OM4000A have to be switched earlier than HF is applied cold switching Modern transceivers they have a time delay between PTT swi...

Страница 11: ...ce is done via TCVR type PC DB 9 RS232 port is used for communication with your PC Please use setting you would normally use if using direct TCVR PC connection ALC RCA Phono Automatic Level Control is...

Страница 12: ...HIBIT for Yaesu and Elecraft this supersedes ALC output 5 NC 6 KEY OUT 7 NC 8 KEY IN 9 15 GND ANT BPF SW DB 25 is used for switching of external HP BPF or external Antenna Switch Maximum switching of...

Страница 13: ...ant 4 5 Cooling CAUTION The amplifier must be installed in such a way that free flow of hot air from the tube is allowed Do not obstruct air intake and exhaust areas of the PA The centrifugal blowers...

Страница 14: ...a warm one because not visible condensation may develop and this could result in damage to the high voltage circuits of the PA CAUTION Never try to change antenna output during a transmission to avoid...

Страница 15: ...on OPR STBY OPERATE sets the amplifier ready for transmit operation In STBY if WAIT LED is on or the amplifier is OFF the amplifier is in bypass mode and your transceiver is directly connected to the...

Страница 16: ...d antenna on a given frequency SET button for MAIN MENU Confirmation of selection Saving of selected value Saving of tuning parameters TUNE Push button for selection of TUNE mode AUTO Push button for...

Страница 17: ...s ICOM ELECRAFT KENWOOD TEN TEC ORION YAESU Press SET button and scroll UP DWN to CHOOSE TCVR mmm Confirm CHOOSE TCVR by pressing SET again and scroll UP DWN to your transceiver type Confirm the selec...

Страница 18: ...y 5 2 2 Connection with not supported TCVRs For communication with TCVRs that are not supported by OM4000A for example JST 245 and older types of Kenwood an external IF 232 converter is to be used You...

Страница 19: ...enna Switching Menu If you have 3rd party external antenna switch connected to your amplifier i e MicroHAM TEN SWITCH you need to configure the assignment of each port to a specific band or antenna mm...

Страница 20: ...T and scroll using UP DWN to LOAD DEF VALUES and confirm by SET mmm Then select how many antennas you want per current band 1 or 2 and always confirm your selection by pressing SET mmm By scrolling UP...

Страница 21: ...portant to notice that this is not a true ALC only the transmitter will be blocked in this way during the process of PA tuning Then select if you want to erase all settings pressing TUNE or just one s...

Страница 22: ...r this purpose the amplifier has to be tuned carefully T Using SET and scrolling UP DWN select SET LCD CONTRAST and confirm it by SET By pressing Up or DWN you can vary contrast of the LCD display Fin...

Страница 23: ...be shifted and IM products will be rapidly increased If a value of 100mA is exceeded the safety devices will switch the amplifier to STBY mode 5 3 1 AUTO or MANUAL There are two possibilities of opera...

Страница 24: ...not very good and input power is higher than 15watts safety devices will switch PA automatically to STBY In such a case start with step 4 go thru all next steps 4 Reduce the power output of your trans...

Страница 25: ...input power is LOW After excluding possible human mistakes you will be able to work for long time with this amplifier 5 3 3 Tuning Adjustment Entering the TUNE mode is done by pressing the TUNE butto...

Страница 26: ...ier will be turned to STBY mode After approx 2 sec the control circuits will switch the amplifier back to OPR CAUTION If the fault will repeat 3 times after each other the control circuits will turn t...

Страница 27: ...urer or your dealer for ordering new one You will get instructuions how to change tube and how to preset proper parameters too Be very careful you will do it only on your own risk If you are not comfo...

Страница 28: ...28 7 1...

Страница 29: ...29 7 2 Example of connection for ELECRAFT...

Страница 30: ...30 7 3 Example of connection with Yeasu...

Страница 31: ...31 7 4 Example of connection with antenna switch and BPF...

Страница 32: ...32 7 5 Example of connection USB micro KEYER II with IC7800 or IC7700...

Страница 33: ...33 7 6 Example of connection USB micro KEYER II with another Icom...

Страница 34: ...34 7 7 Example for connection USB micro KEYER II with Yeasu or ELECRAFT...

Страница 35: ...35 7 8 Example of connection PA with MicroHAM MKII MK2R etc with CI V output...

Страница 36: ...36 7 9 Block Diagram of the OM4000A Power Amplifier...

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