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ALPIN 200 

- HF Linear Amplifier - 

USER MANUAL 

REIMESCH KOMMUNIKATIONSSYSTEME GMBH 

 

v1.0 

Summary of Contents for ALPIN 200

Page 1: ...ALPIN 200 HF Linear Amplifier USER MANUAL REIMESCH KOMMUNIKATIONSSYSTEME GMBH v1 0 ...

Page 2: ...V1 1 1 2000 09 EN 301 489 1 V1 4 1 2002 08 EN 301 489 15 V1 4 1 2002 08 EN 60215 August 1994 All essential radio test suites have been carried out MANUFACTURER or AUTHORISED REPRESENTATIVE Address Reimesch Kommunikationssysteme GmbH Friedrich Ebert Straße D 51427 Bergisch Gladbach Deutschland Germany This declaration is issued under the sole responsibility of the manufacturer and if applicable his...

Page 3: ...t power 2000 Watts continuous Power Gain 15dB Input Attenuator 6dB SWR Range 1 3 16 150Ohm Harmonics 1 8 29 7 MHz 50dB High Voltage abt 2550V under Load at 230VDC input Intermodulation distortion 35dB Tube 2 x 4CX800A GU74B forced air cooling supply voltage 230 VAC 50Hz one phase Dimensions W x D x H 470mm x 415mm x 190mm Weight 40 kg AC Power Fused at 20 A max ...

Page 4: ... OPERATION 9 2 1 FRONT PANEL 9 2 2 POWER ON 9 2 3 STANDBY MODE 10 2 4 OPERATE MODE 10 2 5 ELECTRONIC BIAS SYSTEM EBS only ALPIN 200 MK II 11 2 6 TUNING PROCEDURE 11 2 7 TUNING EXAMPLE 12 2 8 TUNE TABLE 13 3 PROTECTION SYSTEM 14 3 1 Errors in Power On mode 14 3 2 Errors in Standby mode 14 3 3 Errors in Operate mode 15 3 4 Errors in TX RX mode 15 3 5 Warnings in Operate mode 15 4 SCHEMATIC 16 ...

Page 5: ...ains the AC PLUG will not be supplied with the amplifier The blue and brown wires are the powerleads Please take care that the groundlead be cut a bit longer than the power leads blue and brown at installing the plug GND Connect the ground stud of the amplifier on the rear panel to the grounding system The wire used should be of large diameter and run to a good earth ground RF INPUT AND OUTPUT Use...

Page 6: ...o handle the output power delivered by the ALPIN 200 3 Connect the PTT Line from your transceiver to the RELAY jack of the ALPIN 200 The voltage on the Relay Jack is 12V and the current to ground is 11mA 4 For QSK Operation connect your KEYER to the RELAY Jack and connect the KEY OUT jack on the rear of the ALPIN 200 to the KEY INPUT of your transceiver 5 Connect the amplifier to the AC Mains 230V...

Page 7: ...ug in transformer There are only very few connections and screws to other parts of the amplifier The Following parts have to be dis connected 6 pin plug socket to the high voltage board only 2 pins connected 9 pin plug socket to main board and G1 G2 board 2 pin plug socket to tube deck 4 screws on the bottom of the box ATTENTION To avoid any damages please remove the transformer before shipping ...

Page 8: ...lifier should be able to resist 1 kW RF power You have to make sure about this before you start operating with the ALPIN 200 If you are not sure please check the data sheets to avoid damages 1 5 COOLING SYSTEM The cooling of the ALPIN 200 is realized by a high quality blower The air input port is to be found on the back panel of the amplifier and the output outlet on the top side ATTENTION It is v...

Page 9: ...ng a green OPR lights up when in operate mode and a yellow ATT lights up when the built in attenuator is switched on The POWER switch is in the lower right corner of the front panel 2 2 POWER ON To start up the amplifier use the LINE SWITCH on the back panel of the amplifier Now you will see the following message coming up on the LCD display at the front panel Now you can switch on the ALPIN 200 w...

Page 10: ...used to show individual and or the most essential values of the amplifier You may alter the displayed data with the UP and DOWN buttons next to the display The Following data will be shown Forward power Temperature of the exhaust air Drive RF power Screen current High voltage Plate current Antenna SWR Reflected power In standby mode the following values are measured temperature of exhaust air scre...

Page 11: ... of the BAND SWITCH while transmitting 2 Apply approximately 20W of drive power to the amplifier 3 Tune the LOAD KNOB on the front panel while observing the CAP tune meter on the LCD display Turn the knob into the direction of the arrows of the CAP tune meter Please use the tune table in the next chapter for the first configuration of TUNE and LOAD KNOBs 4 Now we have to turn the TUNE KNOB on the ...

Page 12: ... clockwise While rotating the LOAD capacitor the CAP METER is close to the optimum tuning point We are next to the optimum point Just a small correction of LOAD and TUNE will be necessary to reach the point Here we have found the optimum point for the LOAD Capacitor Now we can release the PTT and increase the drive power After pressing the PTT again it might be possible to readjust the amplifier a...

Page 13: ...mate settings for the TUNE and LOAD knobs on each band These settings are not exact but they can give you a starting point for a faster tuning of the amplifier Band Tune Load 1 8 66 85 3 56 29 48 7 05 49 81 10 1 15 30 14 25 44 38 18 15 87 81 21 25 39 56 24 92 57 54 28 5 22 39 50 2 15 14 These settings will vary from one amplifier to another ...

Page 14: ...perate carelessly 3 1 Errors in Power On mode Code Legend 17 average plate voltage too high 18 IG2 too high 19 plate current too high 20 grid RF too high 21 problem with output relay contact 22 screen current too high 23 HV 350V for more than 120 ms 24 HV 3300V or HV 1500V 25 low air for 90 s 3 2 Errors in Standby mode Code Legend 33 plate current 25mA 34 high voltage 3300V or high voltage 1500V 3...

Page 15: ...es those errors there are some warnings in the Operate mode The amplifier shows a flashing warning message and or will switch to Standby mode Message Legend Action REFLECTED PWR Reflected power 350W Standby mode DRIVE TOO HIGH Drive power 90W for less than 5 s Drive power 90W for more than 5s Drive power 120W Warning Standby mode Standby mode SCREEN CURRENT Screen current 80mA for more than 1s Sta...

Page 16: ...5 EXHIBIT SCHEMATIC 16 ALPIN200 Manual Copyright 2008 by Reimesch Kommunikationssysteme GmbH 4 SCHEMATIC ...

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