Micronta 22-204A range doubler multimeter instructions, manual, circ...
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02/05/2010 16:45
Micronta 22-204A schematic
Micronta 22-204A circuit diagram
The wiper of the big rotary range switch shorts together all three contact areas.
D1 is a glass germanium diode, similar to OA91. D2 is similar to 1n4148, Component V is my meter is
actually two anti-parallel diodes similar to 1n4148
