Kenwood TM-V71A Fan Swap or Replacement
The dual bander in my truck started to make some racket from the fan and I was told I had noise on TX. So, I figured it was the fan going out as it had audible noise to indicate that. It turned out the noise on TX was another issue, the infamous Kenwood audio tick, a new mic cord fixes that. I did a quick look around the web and found a nice fan from Noctua. Noctua is known for high end, silent fans for computers and other applications. Sure enough they have one that is a near direct replacement for the fan on the V71. The is the Noctua NF-A4x10 FLX. ~$14 as of this writing. This fan does have to have the leads cut and soldered to the connector from the original fan. That is a simple operation for anyone who has basic soldering skills. And if you don't, maybe you could practice a bit and tackle this project. Just leave enough "tail" on everything you cut so that you can cut again and re-solder if necessary. Remove the c...