Error message

Deprecated function: Creation of dynamic property MergeQuery::$condition is deprecated in MergeQuery->__construct() (line 1357 of /home/UiaQ64igiG0ni2KR/hasi_gr/public_html/includes/database/query.inc).
Deprecated function: Creation of dynamic property DatabaseCondition::$stringVersion is deprecated in DatabaseCondition->compile() (line 1887 of /home/UiaQ64igiG0ni2KR/hasi_gr/public_html/includes/database/query.inc).
Deprecated function: Creation of dynamic property DatabaseCondition::$stringVersion is deprecated in DatabaseCondition->compile() (line 1887 of /home/UiaQ64igiG0ni2KR/hasi_gr/public_html/includes/database/query.inc).
Deprecated function: Creation of dynamic property DatabaseCondition::$stringVersion is deprecated in DatabaseCondition->compile() (line 1887 of /home/UiaQ64igiG0ni2KR/hasi_gr/public_html/includes/database/query.inc).
Deprecated function: Creation of dynamic property DatabaseCondition::$stringVersion is deprecated in DatabaseCondition->compile() (line 1887 of /home/UiaQ64igiG0ni2KR/hasi_gr/public_html/includes/database/query.inc).

Toothed wheel interrupter

Toothed wheel interrupter for induction experiments. By turning the wheel we obtain a pulsating current from a direct current.

Data

ELE53

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