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AL-811H HF amplifier, 800W, (4) 811A tubes, US 120Vac

Ameritron

US$ 949,00
Availability: IN STOCK
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Only the AMERITRON AL-811H gives you four fully neutralized 811A transmitting tubes. You get absolute stability and superb performance on higher bands that can’t be matched by un-neutralized tubes.

You also get efficient full-size heavy duty tank coils, computer grade capacitors, heavy duty high silicon core power transformer, slug tuned input coils, operate/standby switch, transmit LED, ALC, dual meters, QSK compatibility with QSK-5 option and much more!

SPECIFICATIONS:
• Output power: 800 Watts PEP, 600 Watts CW.
• All Band Operation: Covers 160-15 Meters including WARC bands. Can be user modified for12 and 10 Meters.
• Four 811A Tubes: Uses four rugged, fully neutralized low cost 811A PA tubes.
• Vertical Tube Mounting: Prevents shorting of tube filament/grid, prolongs tube life.
• Fully Neutralized: Improves stability and performance on higher bands.
• Input Tune Circuit: Adjustable rear panel slug tuned input circuit.
• ALC Control: Built-in adjustable ALC control.
• Vernier Reduction Drives: Tuning and loading reduction drives make tuning smooth and easy.
• Dual Illuminated Meters: Monitor vital operating functions.
• Heavy Duty Power Supply: 17 pounds, high silicone steel core transformer and computer grade filter capacitor gives 1700 Volts high voltage at no load and 1500 Volts at full load. Multi-Voltage Operation: User selectable for 100/110/120/210/220/230 VAC operation. Shipped with transformer installed and wired for 120 VAC for domestic model or 240 VAC for export model.
• Air-Cooled: Quiet pressurized ventilation keeps tubes safely cooled. QSK Compatible: Optional external electronic pin diode Transmit/Receive switch. QSK-5
• Attractive Lexan front decal
• One Year AMERITRON warranty.
• Dimensions: 8 ¼" x 13 ¾" x 15 ½".
• Operating Weight: 32 lbs. 
• Made in USA

Ameritron AL-811 Variants
  600 W output
(3 x 811A tubes)
800 W output
(4 x 811A tubes)
800W output
(4 x 572B tubes)
US 120V AL-811 AL-811H AL-811HD
Export 220/240V AL-811X AL-811HX AL-811HDX
Export 120V w/10 Meters AL-811Y AL-811HY AL-811HDY
 
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