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12v

  1. JB8

    Yamaha CR-420 Dead Tuner

    Picked up a CR-420 that initially tested fine across the board - tuner, phono, Aux, etc. But then the tuner stopped working all together - no led's, no signal meter movement, no sound on AM or FM. Now, it didn't just die, it kicked and screamed a bit, I thought it was dead, then it came back to...
    • JB8
    • Thread
    • 12v cr-420 tuner yamaha
    • Replies: 11
    • Forum: Yamaha
  2. Ron Swanson

    DC power supplys

    Hey all, this is my first time posting on ak but i have been browsing this site alot lately as my interest grows in audio fidelity. the reason i posted is because i recently got my hands on two linear DC power supplies. My work was cleaning out their stock room and they were throwing out two...
    • Ron Swanson
    • Thread
    • 12v frankensystem
    • Replies: 7
    • Forum: DIY
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