DSP installation service for Yaesu 897, 857, 817 and now the 818. If you want the performance of the BHI DSP NEDSP1061-KBD built into your radio but don’t have the proper tools, send me your radio I’ll supply the BHI module and installation. Total turnkey. Parts and labor is $225 plus shipping and insurance. If you have questions contact me at firstname.lastname@example.org or call me at 816 223 3246. I have a several video clips of the performance improvement on Youtube.