🏷️ Basic Information Identification Make: Denon Model: AVR-1804/884, AVC-1880 Product Type: AV Surround Receiver / Amplifier Version: Ver.1 📋 Manual Details Documentation Manual Type: Service Manual Language: English Page Count: 89 Format: PDF Platform Compatibility: Windows and MAC 📄 Audio Specs Amplification Power Output Stereo: 100W per channel (8 ohms, 20Hz-20kHz, THD 0.08%) Power Output Surround: 100W per channel (front, center, surround, 8 ohms) Processing Surround Sound Formats: Dolby Digital, DTS, Dolby Pro Logic II Connectivity Digital Inputs: 2 Optical, 2 Coaxial Analog Inputs: Multiple RCA inputs Pre Outs: 5.1 channel pre-outs Hdmi Ports: Not specified (likely absent or limited in this generation) Features Radio Tuner: AM/FM Tuner with RDS On Screen Display: Yes Learning Remote: Yes 📄 Electrical Specs Power Supply Power Consumption: Typically around 250-300W (typical usage) Voltage: 120V AC, 60Hz (North America) 📄 Physical Specs Dimensions Width: 434 mm Height: 171 mm Depth: 417 mm Weight Weight: 15.5 kg