🏷️ Basic Information Identification Make: Champion Model: 784 / 820 / 825 / 830 Receiver Year: 19545 Generation: 19545 Range 📋 Manual Details General Manual Type: Circuit Diagram Language: English Page Count: 5 Format: PDF Content Content Description: Selection of circuits used in the 19545 range of receivers Compatibility Compatible Models: Champion 784, Champion 820, Champion 825, Champion 830 Provider Manufacturer: Champion Electric Corporation ⚙️ Engine Specifications General Engine Type: N/A (This is a receiver manual, not a vehicle) 🔧 Transmission General Type: N/A (This is a receiver manual, not a vehicle) 📐 Dimensions General Length: N/A (This is a receiver manual, not a vehicle) 🔧 Maintenance General Service Interval: N/A (This is a receiver manual, not a vehicle) 📄 Performance Audio Frequency Response: Not specified in product details Output Power: Not specified in product details 📄 Features Receiver Tuning Type: Not specified in product details Input Options: Not specified in product details Speaker Channels: Not specified in product details 📄 Technical Specs Electrical Power Supply: Not specified in product details Voltage Requirements: Not specified in product details Components Tube Complement: Likely tube-based, based on era, but not explicitly stated Transistor Types: Not specified in product details 📄 Documentation Ownership Intended User: Technicians, hobbyists, repair professionals