Manual operation will be required in this case. The Z-817 is powered by internal batteries, so there is no additional power cable required to use the Z-817.
Z-817 OPERATIONS MANUAL MANUAL REV A PAGE 1 LDG Z-817 20-Watt Automatic Tuner with FT-817 Integration LDG Electronics 1445 Parran Road St. Leonard MD
View and Download LDG Z-817H operation manual online. 75-Watt Automatic Tuner for Yaesu FT-817 and Other QRP Radios with Amplifiers. Z-817H tuner pdf manual
Z-817 Automatic Antenna Tuner Z-817 Automatic Antenna Tuner Specifications • The Z-817 is the ultimate autotuner for QRP radios including the Yaesu
So I hung in there with my old manual MFJ tuner. I new it worked. So why bother with new technology! After operating portable QRP with my FT-817D w/o a tuner I