Antenna Tuner Model 238

Description

Modified, reversible "L" network matches broad range of impedances with no false resonances. Handles 2 KW max. Built-in lighted meter (external 12 VDC required) monitors forward power on 200 or 2000 watt scales and SWR. Four position antenna switch for coax, single wire, or balanced line using built-in balun.

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Specifications

  • Circuit Type: Modified "L" Network
  • Maximum RF Power: 2000 watts with a load impedance of 3000 ohms
  • Frequency Range: 1.8 to 30 MHz
  • Output Matching Range: At least 10:1 SWR, any phase angle.
  • Maximum Impedance, Balanced Feedline: 500 ohms
  • Input Impedance: 50 ohms, nominal
  • Input/Output Connectors: Input and four antenna coax connectors are SO-239, UHF type. Studs with wing nuts for single wire and balanced feeders.
  • Variable CAPACITOR VOLTAGE RATING: 3.5 kV
  • Inductance: 28 uh silver plated roller inductor
  • Size: HWD (in inches) 5.5 x 13 x 11 (13.9 x 33 x 27.9 cm)
  • Weight: 9 lbs (4.1 kg.)

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