List of ARRL QST articles on the Heath linear amplifiers 1965-1995


1965 May       QST                                     p. 88
               The Heathkit SB-200 Linear Amplifier
               (Recent Equipment)

   
1967 August    QST                                     p. 40
               SB-200 Tip (H&K) (meter lamp melts case)


1969 January   QST                                     p. 44
               Using the Heath SB-200 Linear on Six Meters
               (Blodgett)

     
1970 August    QST                                     p. 45
               Heath SB-220 Linear Amplifier (Recent Equipment)

1974 December  QST                                     p. 47
               SB-220 on 6 Meters (H&K)

1976 February  QST                                     p. 42
               Heath SB-230 Kilowatt Amplifier (Product
               Review)

1978 November  QST                                     p. 40
               Heath SB-220 Modifications

1979 February  QST                                     p. 20
               Upgrading Your Heath SB-220 Linear Amplifier
               (Feedback: Apr. p. 27; Jul. p. 50; Nov. p. 56)

1980 January   QST                                     p. 25
               All Solid-State QSK for the Heath SB-220
               (Feedback, Feb. p. 44)

     January   QST                                     p. 51
               Tuning Aid and Protective Circuit for the
               Heath SB-230

     December  QST                                     p. 50
               TVI and the SB-230

1986 August    QST                                     p. 37
               (maint.) Tips For The Heath SB-200 Amplifier

               QST                                     p. 38
               A Balanced Grid Circuit For The Heath
               SB-200 Amplifier

     December  QST                                     p. 45
               More On The Balanced Grid Circuit for
               the SB-200

1987 November  QST                                     p. 33
               Putting the Heath SB-200 on 160 Meters  3 pages

1988 January   QST                                     p. 45
               Using the SB-220 Amplifier with Solid
               State Transceivers (H&K)

     February  QST                                     p. 33
               Heath SB-1000 HF Linear Amplifier

     September QST                                     p. 45
               No Holes Standby Switch Modification for the
               Heath SB-220/SB-221 Amplifier (H&K)

1989 February  QST                                     p. 42
               Improving the Heathkit SB-220 Amplifier

     May       QST                                     p. 48
               An Improved Circuit for Interconnecting the
               (Heathkit) SB-200 Amplifier and Solid-State
               Transceivers

1990 December  QST                                     p. 41
               Circuit Improvements for the Heath SB-220
               Amplifier--Part 2

1991 January   QST                                     p. 37
               More on Interfacing Solid-State
               Transceivers and the SB-200 Amplifier:
               A Power-MOSFET Source (Jaeger)

1992 December  QST                                     p. 81
               Putting the Heath SB-1000 Amplifier on
               10 Meters

1995 June      QST                                     p. 80
               SB-200 Upgrade Kits (various mods)
               (Harbach Electronics)

     July      QST                                     p. 29
               SB-200 [Power Supply] Retrofit Kits
               (Harbach Electronics)