Heathkit HD 1426 Schematic
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Extracted text from Heathkit HD 1426 Schematic (Ocr-read)
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(71% HEATHKIT"
SCHEMATIC OF THE
HEATHKITB
RELATIVE FIELD
STRENGTH METER
0 MODEL HD-1426
12"
ANTENNA*
(suppueo)
ETCHED FOIL
ANTENNA
\V; (APPROX. 7s" LONG)
I D] I
| 56-20 I MI
I I 407-167
: ch1 E"
. 45-4 -H
h_--EA - ----- -------J
R]
*NOTE: YOU may use any 100K
desirable added wire for in-
creased instrument sensitivity.