Kenwood TS-120S HF SSB Transceiver Service Manual

Introduction to the Kenwood TS-120S

This document serves as a comprehensive service manual for the Kenwood TS-120S HF SSB Transceiver. The TS-120S is a robust amateur radio transceiver designed for reliable communication across various HF bands. This manual provides essential technical information for maintenance, repair, and in-depth understanding of the unit's operation.

Included within this guide are detailed specifications, functional descriptions of key circuits such as the PLL and digital counter systems, and explanations of the receiving and transmitting paths. It also covers internal component layouts, PC board views, and diagnostic procedures.

This service manual is intended for technicians and experienced radio operators who require detailed insights into the TS-120S, along with its associated accessories like the VFO-120, SP-120, PS-30 power supply, and AT-120 antenna tuner. Users will find information on troubleshooting, adjustments, and test setups to ensure optimal performance and longevity of the equipment.