ACOM Linear Amplifiers


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ACOM 2000A  ACOM 2000A Automatic HF Linear Amplifier is the world's most advanced HF amplifier designed for amateur use. The ACOM 2000A is the first amateur HF amplifier to include both fully automatic tuning and sophisticated digital control capabilities. This revolutionary new amplifier delivers maximum legal power in all modes and operates on all HF amateur bands.

  • RF output: 1500-2000 W keyed carrier or SSB - no time limit. Constant carrier modes 1500W RF output - no time limit with auxiliary cooling fan.
  • Frequency coverage: All amateur bands 1.8-24.5 MHz. 28 Mhz only with modification by licensed amateurs.
  • Bandchange / Tuneup: Initial output matching process in less than 3 secs (typically 0.5 secs). Preset matching process / bandchange takes less than 0.2 second to move to different segment, same band and less than 1 sec for QSY to different band.
  • Tuning memories: Non-volatile for up to 10 antennas per frequency segment.
  • Drive power: Typically 50W for 1500W output.
  • Input impedance: 50 ohms nominal. VSWR <1.5:1.
  • Output tolerance: Up to 3:1 VSWR (2:1 on 160m) at full rated output before SWR protection circuit actuates. Higher SWR's tolerated at lower output.
  • Harmonics: At least 50 dB below peak output at 1500W.
  • Intermodulation: At least 35 dB below peak output at 1500W.
  • T/R and keying: Vacuum Relay: QSK capable.
  • Tubes and circuit: 4CX800A/GU74b tetrodes (2); resistive grid, PI-L output with RF negative feedback. Regulated screen grid voltage.
  • ALC: Negative going, grid derived, -11v max, rear panel adjustable.
  • Metering: Comprehensive.  Remote Control Unit provides flexible monitoring of all amplifier operating parameters.
  • Protection: Grid and screen current limiting, power inrush (soft-start provided), trip to excessive reflected power, RF arcs, password access protection if needed, correct T/R sequencing, tube exhaust overheat, cover interlock and HV crowbar.
  • Fault diagnosis: Remote Control Unit display and LED's plus "INFO Box" for 12 most recent events. PC interface (RS-232), plus remote phone line interrogation feature.
  • Cooling: Full cabinet forced-air. Rubber isolated blower.
  • Transformer: 3.5 kVA with strip-wound Unisil-H? core.
  • AC power requirements: 100/120/200/220/240 VAC nominal. 50-60 Hz. 3500VA single phase at full power.
  • Physical: RF Unit: 17-1/4"W X 7"H X 17-3/4"D
  • RCU: 5-1/4"W X 6-3/4"D X 1" H
  • Shipped in two cartons total weight (96 Lbs/42.5kg). Plug in transformer for ease of installation and transport.
  • No controls on RF unit except ON/OFF. RF unit may be located up to 9FT (60FT with optional cable) from RCU./LI>
Users Manual

Part Number Desc Price Cont. USA Export
2000A ACOM Automatic HF Linear Amplifier
FREE Shipping to Cont. USA
$6599.99




ACOM 2100  ACOM 2100 HF + 6 Meter Linear Amplifier offers QRO operation in a manually tuned RF amp with many automatic functions. The True Resistance Indicator (TRI) is a powerful tuning aid that helps the operator to quickly and precisely match the antenna impedance to the optimum tube load impedance. The auto-operate function (when enabled) maintains the amplifier in the OPERATE mode, thus avoiding unnecessary manual operations.

  • Frequency Coverage: All amateur bands 1.8-54 MHz; extensions and/or changes on request.
  • Power Output: 1500 W continuous carrier, no mode limit.
  • Intermodulation Distortion: Better than 32 dB below rated output.
  • Hum and noise: Better than 40 dB below rated output.
  • Harmonic Output Suppression:
    -1.8-29.7 MHz - better than 50 dB below rated output;
    -50-54 MHz - better than 66 dB below rated output.
  • Input and Output Impedances:
    - nominal value: 50 Ohm unbalanced, UHF (SO239) type connectors;
    - input circuit: broadband, VSWR less than 1.3:1, 1.8-54 MHz continuously (no tunings, no switching);
    - bypass path VSWR less than 1.1:1, 1.8-54 MHz continuously;
    - output matching capability: better than VSWR 3:1 or greater at reduced output levels.
  • RF Gain: 13.5 dB typically, frequency response less than 1dB (50-85W drive power for rated output).
  • Primary Power: 85-132 V and 170-264 V (100, 110,120, 200, 210, 220, 230 & 240 V nominal taps,+10%-15%tol.), 50-60 Hz, single phase, 3500 VA consumption at rated output.
  • Complies with CE safety and EMC requirements, as well as FCC regulations.
  • Size & Weight : 17.52x14.76x8.07 inches, 64.6 lbs
Users Manual

Part Number Desc Price Cont. USA Export
2100 ACOM HF + 6m Linear Amplifier
FREE Shipping to Cont. USA
$4399.99




ACOM 1500  ACOM 1500 HF + 6 Meter Linear Amplifier is very user-friendly themselves. They are designed to safely withstand up to 300 watts of reflected power and up to 100 milliseconds duration of drive spikes. The True Resistance Indicator (TRI) is a powerful tuning aid that helps the operator to quickly and precisely match the antenna impedance to the optimum tube load impedance. The auto-operate function (when enabled) maintains the amplifier in the OPERATE mode, thus avoiding unnecessary manual operations.

  • Frequency Coverage: All amateur bands 1.8-54MHz;
  • extensions and/or changes on request.
  • Power Output: 1500W PEP or 1200W continuous
  • carrier, no mode limit.
  • Intermodulation Distortion: Better than 35dB below rated
  • output.
  • Hum and noise: Better than 40dB below rated output.
  • Harmonic Output Suppression:
    -1.8-21.5MHz - better than 50dB below rated output;
    - 24-54MHz - better than 66dB below rated output.
  • Input and Output Impedances:
    - nominal value: 50 Ohm unbalanced, UHF (SO239) type connectors;
    - input circuit: broadband, VSWR less than 1.3:1,
    - 1.8-54MHz continuously (no tunings, no switching);
    - bypass path VSWR less than 1.1:1, 1.8-54MHz continuously;
    - output matching capability: better than VSWR 3:1 or greater at reduced output levels.
  • RF Gain: 13dB typically, frequency response less than
  • 1dB (60-85W drive power for rated output).
  • Primary Power: 85-132V and 170-264V (100, 110, 120,
  • 200, 210, 220, 230 & 240V nominal taps, +10%-15%tol.),
  • 50-60Hz, single phase, 3500VA consumption at rated
  • output.
  • Complies with CE safety and EMC requirements, as well  as FCC regulations.
  • Size & Weight :
    - operating: WxDxH: 16.6x14x7.7 inches, 58.4lbs)
    - shipping: WxDxH: 22x22x12 inches, 65lbs)
Users Manual

Part Number Desc Price Cont. USA Export
1500 ACOM HF + 6m Linear Amplifier
FREE Shipping to Cont. USA
$4139.99




ACOM 1200S  ACOM 1200S Solid State HF + 6 Meter Amplifiers covers all amateur bands from 1.8 through 54MHz. Provides 1000W output power (PEP or continuous carrier) with less than 50W of drive. Their operating parameters are shown on a multi-function high-resolution color display.

  • Rated output power: 1000W +/-0.5dB, PEP or continuous carrier (1200W typically).
  • Intermodulation distortions (IMD3): better than 30dB below the rated PEP output.
  • Harmonic and parasitic emissions output suppression: better than 60dB (65dB typically).
  • Input and output impedances: nominal value: 50 Ohm unbalanced, UHF (SO239) type connectors;
    - Input circuit: broadband, SWR below 1.2:1 (1.1:1 typically); 1.8-54 MHz continuous range without retuning or switching;
    - RF by-pass path SWR - below 1.1:1, 1.8-54 MHz;
    - Admissible SWR at the output load (the antenna): up to 3:1 with proportional power reduction and up to 1.5:1 for full output power;
  • RF power gain: 13dB +/-1dB;
  • Mains power supply voltage: 93V?265V without switching;
  • Mains power consumption at full output power:2000VA or less with a power factor of 0.95 or higher;
  • Mains power consumption in Low Energy (waiting) mode: less than 1VA;
  • Complies with EU safety regulations and electromagnetic compatibility standards, as well as with the US Federal Communications Commission (FCC) rules;
  • Environment working conditions:
  • - Temperature range: 14 F to 104 F;
  • Dimensions (projections not included) and weight, operating: (D x W x H) 16,46 x 14,65 x 6,38 In; 31.97 Lbs.
Users Manual

Part Number Desc Price Cont. USA Export
1200S ACOM Solid State HF + 6m Linear Amplifier
FREE Shipping to Cont. USA
$3699.99




ACOM 1000  ACOM 1000 HF Linear Amplifier is the world's best value in an Amateur HF amplifier. These amps provide you a comfortable 1,000 watts output on all amateur bands from 160 through 6 meters. The plate-load True Resistance Indicator (TRI) is a powerful tuning aid which helps the operator to quickly and precisely match antennas. The auto-operate function (when enabled) maintains the amplifier in OPERATE mode for you, saving on manual operations. Broadband input matches to the transceiver over the entire range of 1.8-54 MHz.

  • Frequency Coverage: All amateur bands 1.8-54MHz; extensions and/or changes on request. 
  • Power Output: 1000W PEP or continuous carrier, no mode limit. 
  • Intermodulation Distortion: Better than 35dB below rated output. 
  • Hum and noise: Better than 40dB below rated output. 
  • Harmonic Output Suppression:
    - 1.8-29.7MHz - better than 50dB below rated output; 
    - 50-54MHz - better than 66dB below rated output. 
  • Input and Output Impedances:
    - nominal value: 50 Ohm unbalanced, UHF (SO239) type connectors
    - input circuit: broadband, VSWR less than 1.3:1, 1.8-54MHz continuously (no tunings, no switching)
    - bypass path VSWR less than 1.1:1, 1.8-54MHz continuously
    - output matching capability: better than VSWR 3:1 or greater at reduced output levels.
  • RF Gain: 12.5dB typically, frequency response less than 1dB (50 to 60W drive power for rated output).
  • Primary Power: 170-264V (200, 210, 220, 230 & 240 nominal taps, 100, 110 & 120V taps on request, +10%-15%tol.), 50-60Hz, single phase, 2000VA consumption at rated output.
  • Complies with CE safety and EMC requirements, as well as FCC-regulations (6,10 & 12m bands lock provided).
  • Size & Weight (operating): WxDxH: 16.6x14x7.2 inches, 48.5lbs
Users Manual

Part Number Desc Price Cont. USA Export
1000 ACOM Linear Amplifier HF + 6m Linear Amplifier
FREE Shipping to Cont. USA
$2759.99




ACOM 1000  ACOM 1010 HF Linear Amplifier covers all bands from 1.8 through 29.7 MHz. With over 700 W PEP output (or 500 W continuous-modes) with less than 60 watts of drive and operates without special transceiver signaling; they need only "ground on TX" and the required drive.

  • Frequency Coverage: All amateur bands in the 1.8-29.7MHz frequency range; extensions and/or changes on request.
  • Power Output: 700 W PEP or 500 W continuous carrier.
  • Intermodulation Distortion: Better than 35 dB below rated output. 
  • Hum and noise: Better than 40 dB below rated output.
  • Harmonic Output Suppression: Better than 50 dB below rated output. 
  • Input and Output Impedances:
    - nominal value: 50 Ohm unbalanced, UHF (SO239) type connectors;
    - input circuit: broadband, VSWR less than 1.3:1, 1.8-30MHz continuously (no tunings, no switching);
    - Bypass path VSWR less than 1.1:1, 1.8-30MHz continuously, 200 W maximum;
    - Output (antenna) impedance matching capability: VSWR up to 3:1 or higher.
  • RF Gain: 11dB typically, frequency response less than 1dB (50 to 70 W drive power for rated output). Primary Power: 85-132 V/170-264 V ac (100, 110, 120, 200, 210, 220, 230 & 240 V nominal taps), +10% -15% tol.), 50-60 Hz, single phase, 1200 VA.
  • Complies with CE safety and electromagnetic compatibility requirements as well as FCC-regulations (10 & 12 m band locks provided).
  • Size & Weight (operating): WxDxH: 406x315x150mm, 18kg (16x12.4x5.9 inches, 39.7Lbs).
Users Manual

Part Number Desc Price Cont. USA Export
1010 ACOM HF Linear Amplifier
FREE Shipping to Cont. USA
$2119.99