1976 Dec       QST
               Drake TR-4 Meter-Pointer Sticking       p. 42

1977 Feb       QST
               Drake R-4B VFO Problem                  p. 44

1977 Sep       QST
               Drake R-4C, Additional RF Control       p. 45

1977 Dec       QST
               Drake TR-4C/R4C T-R Lever               p. 44
 
1977 Nov       QST
               Drake Transmitters, VOX Hint            p. 44

1978 Feb       QST
               Drake 4 Receive Drift                   p. 36

1979 May       QST
               Drake R-4C, Pulsed Crystal Calibrator   p. 46

1979 June      QST
               Drake TR-4 TVI Problem Solved           p. 41

1979 June      QST
               Drake 2-B, Increased Sensitivity        p. 45

1980 Mar       QST
               Drake T-4XB, Anti-TVI Modification      p. 45

1981 June      QST
               Drake Transmitter Modification
              Just for Voice Operation              p. 37

1982 Sept      QST
               Drake L7 Amplifier Failure.             p. 43

1983 Jan       QST
               Drake T4X, Sticky VOX Relay             p. 46

1983 Apr       QST
               Drake "Scotch" S Meters, Curing         p. 38

1983 May       QST
               Drake T-4X Auxiliary Crystal Socket     p. 40

1981 May       QST                                     p. 34
               General Coverage Reception with the
               Drake R-4C Receiver