Kenwood at 230 Antenna Tuner At-230 for sale online | eBay
KENWOOD AT-230 « Knauer-Funk
Kenwood AT-230 Tuner - On Demand PDF Download | English
Radioworld Ltd - Second hand Kenwood Trio AT230 HF Manual Antenna Tuner - Ideal for MOST HF Antennas - £249.99 “Good used condition, tested and working VERY well. These are good ATU's