Ameritron ATR-20

Antenna Tuner

Covers 1.8-30 MHz, including MARS and WARC. Designed for sustained RF output of 600W CW and 1200W SSB, but slightly less on 160 Meters. Uses High-Q, high-current, edge-wound, arc-free roller inductor with heavy duty 500pf capacitor in a T-match network. Matches most antennas using either coax or balanced feedlines. Illuminated Cross-needle, peak-reading 300/3000W SWR/Wattmeter. Includes: 3-core choke balun, 6-position antenna switch, 6:1 vernier reduction drives and crank with turns counter. Requires 12V DC or internal 9V battery. Dim: 13.5"w x 5.5"h x 13"d.