🏷️ Basic Information Identification Make: Aiwa Model: CS 131 Year: Unknown Generation: Unknown 📋 Manual Details Availability Manual Type: Service Manual Language: English Page Count: Unknown Format: PDF Download Description Purpose: Repair and servicing 📄 Device Type Category Category: Audio Equipment Functionality Primary Function: Stereo Radio Cassette Recorder Features Recording Capability: Yes Playback Capability: Yes Radio Tuning: Yes 📄 Power Source Electrical Power Requirements: AC Mains Battery Operation: Likely (common for portable recorders, but not explicitly stated) 📄 Audio Specs Output Stereo Output: Yes Headphone Output: Likely Input Microphone Input: Likely Auxiliary Input: Likely 📄 Cassette Mechanism Features Cassette Type: Standard Compact Cassette Tape Speeds: Standard (e.g., 1 7/8 ips) 📄 Radio Specs Bands Supported Bands: AM/FM (Typical for such devices) 📄 Manufacturer Information Company Company Website: Aiwa (historical)