Linear Amplifier HL-2000A Series

(Circa 1980 - No longer in production)

Features

  • BAND COVERAGE
    • 80 Meter, 40 Meter, 20 Meter, 15 Meter & 10 Meter (Modification required for U.S. models) Amateur Bands
  • TUBE COMPLIMENT
    • Two (2) Eimac 3-500Z Zero Bias Triodes
    • Operated AB2 - Grounded Grid Service
  • MODE AND DUTY CYCLE
    • SSB (2 KW PEP Input)
    • CW, RTTY, AM, ATV (1 KW Input)
    • Continuous Duty
  • SSB/CW switch
    • For Optimum Efficiency in all Modes
    • SSB = 2,900 VDC plate voltage minimum - with resting current
    • CW = 2,100 VDC plate voltage minimum - with resting current
  • DRIVE POWER
    • 75 Watts to 125 Watts
  • COOLING
    • Forced Air
    • Pressurized Plenum and Chimney Cooling
    • Continuous Duty - Squirrel Cage Blower (low noise - 60 cfm)
    • Time delay circuit cools tubes down after power has been removed (extending the life of the 3-500Z triodes)
  • ALC
    • Adjustable (Negative) to - 8VDC
  • TUNING
    • Vernier tuning for smooth and accurate settings on all bands
    • 0 - 100 dial skirt log for easy resetting
  • SAFETY
    • Interlock for input AC
    • 100% Fused AC line and Cathode Circuit
  • POWER TRANSFORMER
    • Special Hammond High Voltage Transformer
    • Designed for Continuous Duty at 1,100VA - 60 Hz.
    • Weight 28 Lbs.
    • Separate Hammond Filament Transformer
  • POWER SUPPLY
    • Computer Grade Capacitors for Max. Reliability
  • INPUT CIRCUIT
    • 50 Ohm
    • Pi-Input Circuitry for each band
  • OUTPUT CIRCUIT
    • Full Pi-L Network
  • BY-PASS STANDBY SWITCH
    • Front Panel - for easy operation
  • ANTENNA RELAY
    • DC Relay for hum-free operation
  • LINE VOLTAGE
    • 120VAC or 240VAC (240VAC Recommended)
  • METERING
    • Soft - Back Lit
    • Left Meter - Multimeter - High Voltage or Grid Current or Forward Power (2KW) or Reflected Power (200W)
    • Right Meter - Fixed - Plate Current
  • TRANSIENT PROTECTION
    • Primary HV and Filament Surge Suppression
  • FINISH
    • Similar color scheme to the Rockwell Collins KWM-380 (Released in Fall 1979)
    • Matched to our AT-1500 antenna transmatch.
    • Outer Steel Cabinet Painted Textured Baked Enamel - Hammond "Earth Brown"
    • Front Panel Painted Smooth Baked Enamel - Hammond "Cream Beige"
  • MOUNTING
    • Includes 1/2" high heavy duty rubber feet mounted on 1/4" dimples on cabinet (won't scratch mounting surface)
    • Can be rack mounted (with proper ventilation) - on a rack shelf with or without outer cabinet
  • WEIGHT
    • 75 Lbs. or 34 Kg. (87 Lbs. or 39 Kg. with cabinet)

Gallery

Part No. Overall Dimensions Overall Dimensions (Less Cabinet)
Height Width Depth Height Width Depth
HL-2000A 9.25 17.25 16.38 8.50 17.00 16.00

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Data subject to change without notice.