[Kenwood] ts-820s low rf

[email protected] [email protected]
Mon, 23 Jun 2003 07:44:34 EDT


Hi, Name is Bob,KD4MVC and have low rf output on 80 ;about 20watts,on 40 
;about 10, on 160 ;about 1.5 watts with bird wattmeter and 50 ohm dummy load. 
These reading are with mode in CW.  20 meters I read over 100 watts CW along with 
21mhz band.  The 10 meter band drops back down.  I got this rig at ham fest 
not long ago.  Was doing good except for poor reading on ALC setting with mic. 
Reports were good on the air but the meter would not respond with any mic 
setting.  Adjusting drive  would deflect the meter in ALC position when tuning up 
for band.  Now with loss of power, have no meter response when adjusting drive 
in alc.  Very little on the 20 meter band. The same adjusting LOAD and PLATE 
setting. IP reading of 50 mils,HV about 800 volts.  Tubes check fine on TV-7.   
Before loss of power  changed mic from mc-50 to amplified d-104.  Checked 
into the net that nite with d-104 and everything seemed fine.  Next night,checked 
in and had lost the power.  Anyone have any pointers as to what might be the 
problem.   I know enough to get myself into trouble.  Would like to go in 
right direction.
  Thank you for your time.
73, Bob,KD4MVC 


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