🏷️ Basic Information Identification Make: Kenwood Model: TM-231A/E Type: Transceiver Generation Generation: N/A 📋 Manual Details Publication Manual Type: Repair Manual Language: English Format: PDF Download Content Scope: Repair, Servicing, Rebuilding, Maintenance ⚙️ Engine Specifications General Engine Type: N/A Displacement: N/A Power: N/A 🔧 Transmission General Type: N/A Gears: N/A 📐 Dimensions Physical Length: N/A Width: N/A Height: N/A Weight: N/A 🔧 Maintenance Intervals Service Interval: N/A Fluids Oil Capacity: N/A 📄 Technical Specs Frequency Bands Frequency Range: 144-148 MHz Operation Modulation Type: FM Power Output Power: 50W / 15W / 5W Memory Memory Channels: 20 Power Requirements Voltage: 13.8V DC Audio Audio Output: 5W (max) Performance Frequency Stability: ±2.5 ppm (-10°C to +60°C) Receiver Sensitivity: 0.16 µV (for 12dB SINAD) Transmitter Spurious Emissions: -60 dB or less