| 摘要 |
Device for reading digital information from magnetic media containing magneto-modulation sensor with pulse excitation, which contains exciting winding, pulse generator, transistor power amplifier, which feeds the winding excitation magneto-modulation sensor, the first logic circuit AND, whose output is linked to the input first trigger, a single output is connected to the third input second logic circuit AND, second logic circuit AND whose output is linked with a second trigger input, single output is connected to the third input first logic circuit AND. The second inputs of first and second logical schemes AND connected with output of differential circuit. Device contains an additional trigger. |
