Heathkit GD 1A Schematic Manual

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Heathkit GD 1A Schematic Manual

Extracted text from Heathkit GD 1A Schematic Manual (Ocr-read)


Page 1

ASSEMBLING
AND USING
YOUR ......

GRID DIP
METER
MODEL GD-IA

HEATH COMPANY
59543 ".'I"' ~

mu "-

Page 2

HEATHKIT GRID DIP METER
MODEL GD-IA

Specifications
Frequency Range 2 to 250 Me
using five coils
Dimensions Length 7", Width 2%",
Depth 35 '
Meter Movement 500 Microampere
Power Supply 11'] Volt, 50-60 Cycle

5 Watts, Transformer
Operated

Page 20

WIRING OF EXPORT ms
110/220 VOLT powm
TRANSFORMERS

These transformers have a dual primary for use on either 110 Volts or 220 Volts.

Wire as shown.
lama: BLACK


sum-61:5
220 VOLT
. 4.4:: ~ mam

SOLDEk

[IOVOLT

BLACKBROWN

ranTl/ER.
BLACK - £50 5 TA FE tum: -£ED
HO VOLT 220 VOLT
Notes

Page I!)