For sale is a vintage ITT Mackay Marine Model 6100 Synthesized SSB Radiotelephone. Introduced around 1980, this was a premier 100-Watt commercial communication unit used on commercial marine vessels. It features a rugged industrial build and high-quality internal boards, including a Piezo Technology 10.7 MHz crystal filter. Item Details: Brand: ITT Mackay Marine (Raleigh, N.C.) Model: 6100 (Synthesized SSB) Type: Marine Radiotelephone / Transceiver Condition (Please Read): This item is being sold strictly as-is and untested for parts, repair, or collection. I do not have the equipment to power on or test this unit. Exterior: The metal chassis and front panel show heavy cosmetic wear, including paint loss, scuffs, dirt, and oxidation. The control knobs are physically intact but dirty. Interior: The internal circuit boards, ribbon cables, and wire-wound resistors appear physically present as shown, but functionality is completely unknown. Please review all high-resolution photos to judge the exact physical condition and included components before purchasing. No returns based on cosmetic wear or functional failure. Fast Shipping: Ships quickly. Check my other listings for more marine electronics, vintage circuit boards, and industrial salvage!