Labels:book | daily | reckoner | sky OCR: KENWOOD 4880 SERVICE BULLETIN AMATEUR RADIO SUBECT DATE TM -201 /TM-401 INCREASED TX AUDIO 1-25-83 Some userg of the "WI 201 TM- -401 have reported they would like ght incr ease m icrophone qain since there ne irt micro- pnane cant ro on thes adios imp mod tion tdans ied MC -48 microphone will accomplish the same Iesults Prnceed fol1 OV5 Unplug the microphone the radio. the hi llips head SCr BWE secur ing the rear microphone numb tip is recommended- Remove PTF) switch bar, paying particular attent ion to how installed. Gertl enove the small printed circuit board wy F4 ing ra ight and ewing the board ta allow acces the component the boara Renove R 560 ohm 1/4 watt resistar shown in the be Adust VRI Counterclockwise [CCW] 60 degrees as shown Carefully reaas emble the m icrophone paying part ...
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