Heath Mods in QST

[Keith Rowland]

HEATH MODS FROM QST--PART FOUR
                              Compiled by K4KGW

SB-102 HF Transceiver
1.  VOX and ALC Problems with the SB-102, Aug 71, 43
2.  Heath SB-102, Birdies, Jun 77, 47
3.  Heath SB-102, Eliminating AC Buzz, Feb 77, 44

SB-104 Solid State HF Transceiver
1.  Heath HW-104, SB-104 RIT Modifications, Jan 80, 54
2.  Heath SB-104 Talk-Back Solution, Dec 80, 53
3.  Adding RIT to the HW-104 and the SB-104 Transceivers, Jan 80, 16,
and "Feedback," Mar 80, 49
3.  Refining the SB-104, Mar 82, 20 and "Feedback," May 82, 43

SB-104A HF Transceiver
    Improving the SB-104A/SB-644A, Aug 79, 28 and "Feedback," Sep 79,
23.  Also Hints & Kinks, May 80, 41

SB-200 Linear Amplifier
1.  Instant Break-In for the Heath SB-200, Mar 81, 52
2.  An Improved Circuit for Connecting the SB-200 Amplifier and
Solid-State Transceivers, May 89, 48

SB-220 Linear Amplifier
1.  SB-220 on 6 Meters, Dec 74, 47
2. SB-220 Modifications, Nov 78, 40
3.  On Upgrading Your SB-220 Linear Amplifier, Nov 79, 56.  Also:
"Feedback," Apr 79, 27, and "For the SB-220," Jul 79, 50
4.  Comments on Heath SB-220 Modification, Feb 80, 44
5.  All Solid-State QSK for the Heath SB-220, Jan 80, 25
6.  No Holes Standby Switch Modification for the Heath SB-220/SB-221
Amplifier, Sep 88, 45
7.  Using the Heath SB-220 Amplifier with Solid-State Transceivers, Jan
88, 45
8.  Improving the SB-220 Amplifier, Feb 89, 42
9.  Circuit Improvements for the Heath SB-220 Amplifier, Part 1, Nov 90,
25.  Paret 2:  Dec 90, 41

SB-230 Linear Amplifier (80 thru 10 meters)
1. Tuning Aid and Protection Circuits for the Heath SB-230, Jan 80, 51
2.  TVI and the Heath SB-230, Dec 85, 50

SB-300 80-10 Meter Receiver
    Improving Frequency Stability for the Heath SB-300, Nov 75, 37

SB-301 80-10 Meter Receiver
1.  Instant Frequency Change; Transceiving with the SB-301 and SB-401,
Jan 70, 28

2.  CW Sidetone for the SB-301, SB-303 and SB-401, Jul 79, 49

SB-303 80-10 Meter Solid State Receiver
1.  Improving CW Reception on the SB-303, Jul 72, 21
2.  The Heath SB-303 and CW Reception, May 73, 39
3.  CW Sidetone for the SB-301, SB-303 and SB-301, Jul 79, 49
4.  A Noise Blanker for the Heath SB-303 Receiver, Sep 79, 45

SB-401 80-10 Meter Transmitter
1.  Instant Frequency Changing Transceiving with the SB-301 and SB-401,
Jan 70, 28
2.  Easy VOX Adjustment for the SB-401, Dec 71, 40
3.  Heath SB-401, Relay Hang-Up, Dec 77, 45
4.  CW Sidetone for the SB-301, SB-303 and SB-401, Jul 79, 49

SB-610 Monitor Scope
    Reducing Baseline Ripple in theSB-610 Monitor Scope, Dec 72, 46

SB-614 Monitor Scope
    Extend the Versatility of Your Heath SB-614 Monitor Scope, Jan 82,
36

SB-630 Station Concole
    Heath SB-630 Digital Clock Modification, Dec 76, 42

SB-650 Frequency Display
1.  Using the Heath SB-650 with other than Heath Transceivers, Jan 73,
52
2.  Using the Heath SB-650 Frequency Display with the Yaesu FT-101, Mar
77, 24
3.  Heath SB-650 with Allied AX-190, Sep 78, 37

SB-1000 Linear Amp
1.  SB-1000 Comments, Jul 88, 47
2.  Step-Start for the Heath SB-1000 Linear Amplifier, Jun 96, 69

VF-1 VFO
    New Life for the Heath VF-1, VFO, Dec 72, 18



Mis amigos y amigas, es fin.
My friends, the list is done.  Hope it is of some value.

73, Keith

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