JPS6452399U - - Google Patents

Info

Publication number

JPS6452399U

JPS6452399U JP14759887U JP14759887U JPS6452399U JP S6452399 U JPS6452399 U JP S6452399U JP 14759887 U JP14759887 U JP 14759887U JP 14759887 U JP14759887 U JP 14759887U JP S6452399 U JPS6452399 U JP S6452399U

Authority

JP

Japan

Prior art keywords

resistor

circuit

reference potential

detection resistor

speaker

Prior art date

1987-09-29

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 238000001514 detection method Methods 0.000 claims description 6
• 238000009499 grossing Methods 0.000 claims description 3
• 230000005236 sound signal Effects 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 2
• 230000003321 amplification Effects 0.000 description 1
• 239000003990 capacitor Substances 0.000 description 1
• 238000003199 nucleic acid amplification method Methods 0.000 description 1