[Hallicrafters] SX-42 alignment
rbethman
rbethman at comcast.net
Wed Jul 16 16:24:42 EDT 2003
Most of the better signal generators actually come with one premade.
The General Radio sig gens did, and I'm almost positive that the URM-25
did also.
Bob - N0DGN
W4AWM at aol.com wrote:
>In a message dated 7/16/2003 12:53:09 PM Eastern Daylight Time,
>victorsj at yahoo.com writes:
>
>
>
>>Can someone explain why a
>>dummy antenna would be needed for aligning a receiver
>>
>>
>
>Basically, it helps to prevent front end overload , some antenna impedance
>matching and provides a measure of isolation between the signal generator and
>the receiver.
>
>73,
>
>John, W4AWM
>
>
+-------------------------------+----------------------------------+
| N0DGN AMRadio Manassas, VA | Home Builder |
+-------------------------------+----------------------------------+
| Bob Bethman \\\|/// " The absence of a danger |
| rbethman at comcast.net \\ ~ ~ // signal does *NOT* mean |
| (/ @ @ /) that everything is OK " |
+-------------------------oOOo-(_)-oOOo----------------------------+
| |
| 2 BC-610s w/BC-614s, 2 R-390As - 1 Collins 1 Eac |
| Heathkit DX-60, Apache, Mohawk, SX-101, HT-32A |
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