Article View: sci.electronics
Article #22118Re: Television Detection
From: Chuck Hanavin
Date: Wed, 31 Jan 1990 21:43
Date: Wed, 31 Jan 1990 21:43
14 lines
1040 bytes
1040 bytes
In article <3027@servax0.essex.ac.uk> zotog@sersun0.essex.ac.uk (Zotos G) writes: >Well, it is true that in England they detect non licence households with two ways. >One is with a van with lots of antennas at the top and the other with some sort of portable detector which is used to places where the van can't go. > >Is any one out there,who knows how it is done? > >Thenks. Although not a two-way scheme, They could sit out in front of your house with highly directional loop antenna and a reciever tuned to the tv's mixer oscilator frequency. If they pick up a signal, most likely you have a TV. Chuck(WB3FJJ)
Technical Details
Message-ID:
<9760@nigel.udel.EDU>Path:
arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!wuarchive!udel!hanavinReferences:
<3027@servax0.essex.ac.uk>Show Full Headers
Complete Article Headers
Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!wuarchive!udel!hanavin From: hanavin@udel.edu (Chuck Hanavin) Newsgroups: sci.electronics Subject: Re: Television Detection Message-ID: <9760@nigel.udel.EDU> Date: 31 Jan 90 21:43:41 GMT References: <3027@servax0.essex.ac.uk> Sender: usenet@udel.EDU Reply-To: hanavin@udel.edu (Chuck Hanavin) Organization: University of Delaware Lines: 14