This lot was sourced from a single estate (originally owned by a builder in Salt Lake City, UT) and contains a fantastic mix of high-end vintage audio iron, point-to-point chassis sub-assemblies, and original documentation. This collection is perfect for a tube audio hobbyist, ham radio operator, or vintage hi-fi restorer looking for premium vintage “iron” transformers and period-correct build components. What is Included in this Lot:1. Premium Vintage Transformers & ChassisStromberg-Carlson Power/Output Transformer Block: Features a heavy-duty black potted transformer stamped FCR-105 (Batch #138344) alongside a matching yellow-labeled Stromberg-Carlson component from Rochester, NY. Thordarson Choke: Model T-20C53 (8 Henries, 80 mA, 175 Ohms) mounted internally inside the main heavy-gauge brushed aluminum chassis. Stancor Interstage Transformer: Small vintage silver-cased upgrade transformer mounted on the power supply sub-panel. Multi-Tap Power Transformer: Features a primary winding block labeled with lugs 17 through 21.2. Modular Sub-Assemblies & Components3-Tube Preamplifier / Control Sub-Chassis: A standalone upper deck featuring 3 empty tube sockets (two 9-pin miniature, one octal/power format), a silver multi-section can capacitor, and 3 brass control potentiometers. Point-to-Point Circuitry: The underside of the chassis blocks feature original carbon-comp resistors, ceramic discs, an orange drop film capacitor, and rare vintage Sprague “Black Beauty” / Bumblebee paper-in-oil capacitors. Extra Hardware: Includes an aluminum shield/enclosure box and a loose vintage Mallory Type FP 146 electrolytic capacitor (450V). Original Vintage Heathkit ManualsHeathkit AR-14 Assembly Manual: Original 1960s manual for the Low-Cost Transistor Receiver (features the original owner’s handwritten provenance name/address on the cover). Heathkit AS-133 Manual: Original documentation for the 8 2-Way Coaxial High Fidelity Speaker system, complete with parts pictorial reference sheets.