The kenwood ts-850s is one of the first of the new generation of hf radio that used a soft menu to configure various options

A problem with intermittent output. It came out that some of the capacitors on the carrier board could fail, leaking caustic chemicals onto the board

Here you have some pictures and comments of several repairs done to different TS-850S

TS850,heaven,repair,manual

With the recent experimentation done with the Kenwood TS-850S/DSP-100 combination

160m to 10m amateur band operation with 100KHz to 30MHz general coverage receive

Kenwood Trio-TS-850 Instruction and Service Manuals plus mods/TS-850 Service

While the manual shows 35 power-on front panel adjustments, there really are 36. function number 35 is set from the factory to the off

After buying a second hand TS850s, i needed a remote interface to connect this wonderful transceiver to my computer

Here's some complete copys of the service manual that the voodoo labs scanned for the kenwood ts-850s hf transceiver

Articles for Kenwood TS-850

The problem that i was having was the relay in the ts-850s would key the relay in the l-4b. this was too slow, the rf from the ts-850s was already outputting