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#1
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In article ,
David wrote: On Sun, 28 Jan 2007 17:35:51 GMT, Telamon wrote: Single element antennas can pick up static electricity that can damage radio front ends. Using a voltage type UNUN is best type to use due to the separate windings. The voltage type also lends itself to fractional impedance transformations. Shunt Feed. Delta Match. I though we were discussing BALUNs. Shunt feed and delta match are tuned circuits with narrow bandwidth whereas a BALUN or UNUNs are broadband. SWLs are not transmitting so the need to tune the antennas output match at some frequency is not desirable. -- Telamon Ventura, California |
#2
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![]() On Jan 28, 7:32 pm, Telamon wrote: In article , David wrote: On Sun, 28 Jan 2007 17:35:51 GMT, Telamon wrote: Single element antennas can pick up static electricity that can damage radio front ends. Using a voltage type UNUN is best type to use due to the separate windings. The voltage type also lends itself to fractional impedance transformations. Shunt Feed. Delta Match.I though we were discussing BALUNs. Shunt feed and delta match are tuned circuits with narrow bandwidth whereas a BALUN or UNUNs are broadband. SWLs are not transmitting so the need to tune the antennas output match at some frequency is not desirable. -- Telamon Ventura, California Telamon - Thank you for pointing that out. The Topic is : About Baluns - What is the Best Balun ? So . . . Whats between your Shortwave Listening (SWL) Antenna and the Coax Cable feed-in-line ? ? ? - iane ~ RHF |
#3
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On 28 Jan 2007 20:20:27 -0800, "RHF"
wrote: So . . . Whats between your Shortwave Listening (SWL) Antenna and the Coax Cable feed-in-line ? ? ? - iane ~ RHF . . . . Palomar MLB. I thought we already settled this? Besides, Paranoid Boy changed the subject to Marconi antennas, which are not broadband, and then said a transformer was desirable for grounding and I pointed out 2 feed mechanisms that pass DC ground. Try to keep up. |
#4
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In article ,
David wrote: On 28 Jan 2007 20:20:27 -0800, "RHF" wrote: So . . . Whats between your Shortwave Listening (SWL) Antenna and the Coax Cable feed-in-line ? ? ? - iane ~ RHF . . . . Palomar MLB. I thought we already settled this? Besides, Paranoid Boy changed the subject to Marconi antennas, which are not broadband, and then said a transformer was desirable for grounding and I pointed out 2 feed mechanisms that pass DC ground. Try to keep up. You are one funny guy. You tell the OP that the that subject is something other than what he meant. Sure thing buddy. The subject and question "About Baluns - What is the Best Balun ?" I addressed what the best type would be based on antenna type. I did not change the topic thank you very much. -- Telamon Ventura, California |
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