Electronic device for controlling plant pests, has electronic circuit voltage regulator connected at electronic circuit oscillator/frequency generator to generate center frequency of ultrasound
- 专利权人:
- SERVICROMA, S.L.
- 发明人:
- BLANCO VALLE JOSE
- 申请号：
- ES20030000232
- 公开号：
- ES2221548(A1)
- 申请日:
- 2003.01.30
- 申请国别(地区):
- 西班牙
- 年份:
- 2004
- 代理人:
- 摘要：
The device has an electronic circuit voltage regulator (11) connected at an electronic circuit oscillator/frequency generator (12) to generate a center frequency of ultrasound. An electronic circuit sweep generator (13) is provided with an electronic switching circuit (14) to control a passage of the frequency generated by the electronic circuit oscillator/generator.
- 来源网站：
- 中国工程科技知识中心
