Figure 86. Detail On T1. Two Turn # 32 To Pads 1 & 2. Main Winding Connect To Pads 3 & 4; Figure 87. L2 Leads Formed To Prepare For Surface Mounting On The Top Of The Through Hole Pads - NORCAL NC2030 Manual

Low power, high performance 20m or 30m dc transceiver
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Figure 86. Detail on T1. Two turn # 32 to pads 1 & 2. Main winding connect to pads 3 & 4.
Figure 87. L2 leads formed to prepare for surface mounting on the top of the through hole pads provided.
I like mounting T1 and L2 surface mount style on top of the through hole pads provided.
20m only parts:
C20 - 5 pf
C21 - 33 pf
C24 - 120 pf
C26 - 100 pf
L2 - 15T #26 T37-6 10" of #26 wire
T1 - 15T #26 T37-6 connected across T1 connections 3 & 4, plus a 2T winding connected across T1
connections 1 & 2 (see picture above) ; 10" of #26, 4" of #30 enamel wire
30m only parts:
C20 - 7.5 pf
C21 - 47
C24 - 180 pf
C26 - 150 pf
L2 - 18T #26 T37-6 10" of #26 wire
T1 - 19T #26 T37-6 connected across T1 connections T1 3 & 4, plus 2T connected across T1 connections
T1 1 & 2 (see picture above); 10" of #26 and 4" of #30 enamel wire
Connect the following for both bands:
Norcal NC2030 v5
12-18-05
Page 72 of 128

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