I am selling my sb-220 amplifier. I am moving and getting rite of somethings. I bought this from a ham estate sale. I was told that it did work. I started to restore it. Comes with NOS set of 4-400A Eimac tubes with boxes. I installed both soft-start and soft-key mods from harbach. Also two new replacement 10a circuit breakers. One new t/r relay. This is being sold for parts or restore As is. Covers 80 thur 10 meters. Asking 525.00 plus 80.00 shipping. If shipping is less i will refund the difference.
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The Feb 2025 Radioddity Giveaway Results are In! Click Here to see who won!
HEATHKIT SB-220 AMPLIFIER
- Thread starter cbkidd1
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@ Geoexplorer69:Coax question. I just put up a new Sirio monsoon base antenna with 100’ of rg8u coax testing with myMFJ antenna analyzer shows 1.4 swr at 26.965mhz and a 1.1 at 27.405 mhz . When I checked the ohms it’s steady a 30 ohms across the entire bandwidth.
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