The FT450D antenna tuner as it comes from the factory will not tune any thing above 3 SWR if you do the tuner mode below you can tune up to 7 SWR.
Turn OFF the radio using the ON/OFF button
.
Press and hold the ATT/PO, NB, AND AGC buttons and at the same time turn the radio ON by pressing the ON/OFF button.
Rotate the DSP/SEL to find HF1SWR change the value from 85 to 150 by rotating the MAIN DIAL knob.
Rotate the DSP/SEL to find HF2SWR change the value from 85 to 150 by rotating the MAIN DIAL knob.
Rotate the DSP/SEL to find HF3SWR change the value from 85 to 150 by rotating the MAIN DIAL knob.
Press and hold the F button for 1 second to store the new settings.
Turn off the radio using the ON/OFF button.
Turn on the radio. The ATU will now tune to a G5RV or similar high impedance antenna.
I hope that you will find this as helpful as I did.
P.S. be very careful while in the service menu as not to mess with other settings as you can mess up your radio.
Turn OFF the radio using the ON/OFF button
.
Press and hold the ATT/PO, NB, AND AGC buttons and at the same time turn the radio ON by pressing the ON/OFF button.
Rotate the DSP/SEL to find HF1SWR change the value from 85 to 150 by rotating the MAIN DIAL knob.
Rotate the DSP/SEL to find HF2SWR change the value from 85 to 150 by rotating the MAIN DIAL knob.
Rotate the DSP/SEL to find HF3SWR change the value from 85 to 150 by rotating the MAIN DIAL knob.
Press and hold the F button for 1 second to store the new settings.
Turn off the radio using the ON/OFF button.
Turn on the radio. The ATU will now tune to a G5RV or similar high impedance antenna.
I hope that you will find this as helpful as I did.
P.S. be very careful while in the service menu as not to mess with other settings as you can mess up your radio.