Enamel paint on sides of unit has some scratches, cracks; dataplate is intact & legible; several connector pins are bent; Frequency knobs adjust easily; squelch knob turns easily; aluminum housing has several dents in top & bottom panel. Untested; sold AS IS.
614U-5 to control 17L7 + 51X-2 from 116 - 149.95 MHz
614U-6 same, with additional outputs for GlideSlope freq. control
614U-7 same with additional outputs for DME and GS control