AMERITRON ALS-1300 User Manual Page 1

1Ameritron ALS-13001200-wattNO TUNETMOS-FET AMPLIFIERThe Ameritron ALS-1300 is 160 through 15-meter amateur radio band 1200-watt output solid-state am

10OperationThis amplifier is very simple to operate. Once you have established proper connections please set the amplifier (Fig. 2, ref 3) to one of t

11Initial OperationDouble check all wiring and connections (fig. 1) before turning power on. It always pays to be safe. If you are sure you have conne

12Circuit BoardsThere are 10 basic circuit boards plus two power amplifier modules in the ALS-1300. The text below gives a brief description of each b

13RJ45The RJ45 board mounts on the rear panel. It contains two RJ-45 jacks for remote control interface.RLYThe RLY board contains two transmit and rec

14Bandswitch BS1/Remote+12V7 July 200812V1015204080160G12V1015204080160G+12V+12V1012151720304080160987654321SW 1rearviewBS - 1J3D11N4001D21N4001D31N40

15Control Board CB1CB1 rev2.1 090227816Bias ABias ABias BBias BKFSPTR SARFK+-GC LASPTRF+-GXX12SC LGGGXXSS65723110108109123131412675FAN1235271411361371

16Combiner 2000 watt CMBCMB 081217 rev0a10050 OHMS OUT50 OHMS IN50 OHMS INT5T6PA APA BFigure 6Filter FL10FL10 081210OutInL21C4130pFC3130pFC2130pFL1

17Metering Board MB1MB1 Rev3090227PIN 1...GND 2...FW D 3...MM - 4...MM + 5...LMP 6...GND+-CTRL J1METER BRIGHTNESS

18PA Boards081217 Revision 0aPAM-600RedBrnOrg0Red0YelFB1FB2C11330pFP1CONNPA Out PA In X1C13.001uFC9.001uFC19.001uFC2.00 1uFC23.33uFT2T1C3470pFC2047

19Interface Connections RJ45 - J1 -RJ45 Rev0 090217 - J2 -C10.1uFD2D1J3CONNPin1Pin2Pin 7Pin 5Pin 3Pin4Pin8Pin6Pin1Pin2Pin7Pin5Pin3Pin 4Pin 6Pin8

2Table of ContentsTABLE OF CONTENTS ...

20Relay BoardPA OUTHD1 HD 4RL4RL1ANTENNARADIOPA INRLA 081210MAY 21, 2008Figure 12Reference figures and drawingsFigure 1 Interconnections ...

3Amplifier FeaturesThis amplifier provides the following standard features: Eight conservatively rated, very linear, 50-volt MOSFET transistors  Ope

4Power SupplyThe power supply for the ALS-1300 is a voltage regulated current limited supply. It contains 14-volt positive and negative supplies as we

5General InformationAmplifierThe Ameritron ALS-1300 is a solid-state 1200-watt nominal RF output power 1.8-22 MHz amplifier. This power is peak envelo

6AirflowThe amplifier must have a clear area to the sides and top for proper airflow, and to the rear for interconnection wiring. It is especially imp

7Interconnection WiringANTRLYALCOUTINRLYALCTRANSMITTER / TRANSCEIVERALS - 1300POWER SUPPLYINTERCONNECTIONSANTENNA,ANTENNA TUNERS, SWITCHES,FILTERSREMO

8Amplifier Rear Panel PWR SUPPLY To prevent connecting the power plug wrong, the large black multi-pin connector is indexed by the offset in two round

9Front PanelFigure 2 Amplifier Front