🏷️ Basic Information Identification Make: KENWOOD Model: TS-850S TRANSCEIVER Year: Unknown Generation: Unknown 📋 Manual Details Document Manual Type: Workshop Service / Repair Manual Language: English Page Count: Unknown Format: PDF Compatibility Operating Systems: Windows, Mac Content Scope: Complete Technical Repair Information ⚙️ Engine Specifications General Engine Type: Not Applicable (Radio Transceiver) Power Output Power Tx: 100W (SSB/CW/AM/FM) / 40W (AM Carrier) Frequency Frequency Range: 160-10 meters amateur bands + WARC bands Modulation Modulation Types: SSB, CW, AM, FM, FSK 🔧 Transmission General Type: SSB/CW/AM/FM/FSK Transceiver Tuning Tuning Steps: 10 Hz (minimum) Receiver Sensitivity: Varies by mode and frequency (e.g., 0.5uV for 10dB S/N in SSB) Accessories Optional Filters: Available for SSB/CW 📐 Dimensions Physical Width: 270 mm (10.6 in) Height: 96 mm (3.8 in) Depth: 309 mm (12.2 in) Weight: 10 kg (22 lbs) 🔧 Maintenance Power Supply Required Voltage: 13.8V DC ±10% Current Draw: Approx. 20A (transmit) Cleaning Recommended Cleaning: Periodic dusting and internal cleaning as per manual Calibration Calibration Frequency: As needed based on performance checks 📄 Performance Stability Frequency Stability: ±100 Hz (typical, within ±10°C of temp change) Selectivity Selectivity: Varies by filter (e.g., 2.4 kHz at -6dB for SSB) Image Rejection Image Rejection Ratio: Better than 70 dB