The only one here in the US, is in the LA area of California. The address is: Vertex Standard USA, Attn: Amateur Repair, 10900 Walker St., Cypress, Ca. 90630 Tel No. 714-827-7600. Hope this helps Hoosier
RCI 2990DX, Tram D201A, Yaesu 757gx, Maco v5000, 4el Yagi, Exp 14 triband Yagi, Yaesu...