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61  eHam Forums / Elmers / BPL mitigation? Worst case scenario? on: February 15, 2004, 01:25:32 PM
If a worst-case scenario actually occurs, and BPL is widely adopted, is there ANY way of mitigating the interference?  (something like noise blanker, DSP, etc?)  Will CW still get through best of all?
62  eHam Forums / Amplifiers / Ameritron AL-84 on: July 30, 2003, 06:29:59 PM
So much for my chimeric monstrosity that was supposed to span the decades of the latter half of the 20th century!
But it's strange.  My valiant has an SSB position on the mode switch, and an input jack.
Perhaps we have different versions of the valiant.
73
Steve
WA2DTW
63  eHam Forums / Amplifiers / Ameritron AL-84 on: July 30, 2003, 04:55:03 PM
Again, many thanks.
Regarding the FT-817 and Valiant- the Valiant does have a provision to run as a linear for an external exciter on SSB.  The scheme would be to excite the Valiant with the FT-817 (which puts out 5 watts) on 160 SSB.  If more power is needed, then excite the AL-84 with the Valiant.  So there would essentially be three rigs hooked in series.
(I don't have another linear that will cover 160)
73
Steve
WA2DTW
64  eHam Forums / Amplifiers / Ameritron AL-84 on: July 30, 2003, 04:37:07 PM
Steve
Many thanks
Let's say I have an AL-84 (which I do, but haven't
gotten it on the air yet.)  Planning to use it on SSB,
driven by an HW-5400, and perhaps by a Valiant on 160
[driving the Valiant on 160 with an FT-817].
Does this make sense?  What problems should I watch
out for?
73
Steve
WA2DTW  
65  eHam Forums / Amplifiers / Ameritron AL-84 on: July 27, 2003, 11:16:37 AM
Steve
Why SHOULDN'T sweep tubes be used as RF power amplifiers?Huh
73
Steve
WA2DTW
66  eHam Forums / Elmers / Ameritron AL-84 on: April 03, 2003, 01:43:06 PM
Hi
What about performance on AM?
Are the tubes fairly inexpensive and readily replaceable?
Thanks
73
Steve
67  eHam Forums / Boat Anchors / Johnson TR switch on: March 09, 2003, 11:01:33 AM
The Johnson electronic TR switch is rated from 3.5 to 30 mHz.  Is there any reason why it shouldn't perform properly on 160 meters?
Many thanks and 73
Steve
68  eHam Forums / VHF / UHF / PL tones on IC2AT on: February 16, 2003, 04:03:47 PM
Maybe this belongs in "boat anchors".  But I have an old, rugged IC2AT 2 meter HT, built in the days before PL tones.  Does anyone know of an easy way to add tones to this time-honored device?
Many thanks
Steve
69  eHam Forums / Elmers / Oil for Dummy Load on: February 10, 2003, 08:55:26 PM
Sorry for the multiple posts.  
70  eHam Forums / Elmers / Oil for Dummy Load on: February 10, 2003, 08:52:16 PM
Hi.  Does anyone know what kind of oil is best to use in the Heath Cantenna Dummy Load and where to get it?
Thanks
Steve
71  eHam Forums / Elmers / Oil for Dummy Load on: February 10, 2003, 08:52:16 PM
Hi.  Does anyone know what kind of oil is best to use in the Heath Cantenna Dummy Load and where to get it?
Thanks
Steve
72  eHam Forums / Elmers / Oil for Dummy Load on: February 10, 2003, 08:52:07 PM
Hi.  Does anyone know what kind of oil is best to use in the Heath Cantenna Dummy Load and where to get it?
Thanks
Steve
73  eHam Forums / Elmers / Oil for Dummy Load on: February 10, 2003, 08:51:52 PM
Hi.  Does anyone know what kind of oil is best to use in the Heath Cantenna Dummy Load and where to get it?
Thanks
Steve
74  eHam Forums / Elmers / Oil for Dummy Load on: February 10, 2003, 08:51:05 PM
Hi.  Does anyone know what kind of oil is best to use in the Heath Cantenna Dummy Load and where to get it?
Thanks
Steve
75  eHam Forums / Boat Anchors / 160 AM linear on: February 02, 2003, 11:07:49 AM
Does anyone know of a good boatanchor linear that will take drive from a Viking Ranger, and will work well on 160 meter AM (i.e. with the new radiation exposure restrictions) without modification or with minimal modification?
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