Kenwood TS-450S AT HF Amateur Radio Transceiver - YouTube
USB RS232 to DIN 6P FTDI CAT Control Cord for Kenwood Radio Cfg Lead Transceiver Frequencies Flash TS 450S Program Cable|adapter cable|usb adapter cablefor cable - AliExpress
SDR interface for the TS-450S and the TS-690S
Kenwood TS-450/690S Service Manual - FOR SALE! - item 3020666
SDR interface for the TS-450S and the TS-690S
RigPix Database - Kenwood/Trio - TS-450S
KENWOOD TS-450S AF AUDIO REPAIRS BOARD FITTED IN PLACE | Flickr