| 发明名称 |
Satellite television signal quality level tester has analogue and digital filters with outputs adjusted to providing logarithmic input to LED level display |
| 摘要 |
<p>A satellite television signal quality level tester has analogue (3) and digital (4) filters with outputs fed to a digital to analogue converter (7) or digital sampler (14) and matching amplifier (17) adjusting (15) the analogue to digital level at the HF (High Frequency) detector (8) input to give logarithmic conversion for a threshold indicating (11) display (20).</p> |
| 申请公布号 |
DE202005008269(U1) |
申请公布日期 |
2005.09.08 |
| 申请号 |
DE20052008269U |
申请日期 |
2005.05.20 |
| 申请人 |
SATELLITEN- UND KABELFERNSEHANLAGEN INDUSTRIEVERTRETUNG GMBH |
发明人 |
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| 分类号 |
G01R19/165;H04B3/46;H04N17/00;(IPC1-7):H04N17/00 |
主分类号 |
G01R19/165 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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