[ARC5] Solid-state battery tubes...

Leslie Smith vk2bcu at operamail.com
Mon Jul 22 06:39:01 EDT 2013


  Hello Ken,

  At
  http://www.esrcvacuumtubes.com/vacuumtubes_tubelist_tubes_1a1-1z2.html
  you will see the 1L6 advertised for about US$40.00


  73 de Les Smith
  vk2bcu at operamail.com


On Mon, Jul 22, 2013, at 3:50, Kenneth G. Gordon wrote:
> This may be of interest to some.
> 
> I have been looking for a new 1L6 for use in my R-1004/GRC-109 receiver. 
> The one I presently have is weak and no longer oscillates on any
> frequency 
> above about 10 MHz.
> 
> I do have one NIB spare....somewhere....
> 
> I visited eBay in hopes of finding an NIB or NOS 1L6 there for a
> reasonable 
> price, and was absolutely blown away at the present asking prices for
> those: 
> up to $90.00/each!
> 
> This is ridiculous!
> 
> I DID find a "solid-state" replacement, mounted inside a glass tube, and 
> looking exactly like a battery tube for the 1L6 for $44.00.
> 
> Upon further examination of the maker's website, I came to the conclusion 
> that 1) this requires ZERO modification to the receiver, not even
> realignment, 
> 2) it appears that it is far more reliable, 3) that it exhibits none of
> the 
> microphonics problem of the 1L6, 4) that it works at least as well as the
> 1L6, 
> and 5) its cost is reasonable.
> 
> Furthermore, the maker is a ham, AB3PO Ed Allison of Pennsylvania.
> 
> For those who are interested, his website is:
> 
> http://www.solidstatetubes.com/
> 
> He is also very forthcoming and "chatty".
> 
> I have bought one 1L6 and will try it as soon as I receive it.
> 
> I'll let you know if it works out.
> 
> In the meantime, I am trying to figure out a way to add a BC-453 "Q-5er"
> to 
> my R-1004 with out doing ANY mods to the R-1004. It could sure use the 
> additional selectivity...
> 
> The trouble is, of course, that the BC-453's filaments alone draw more 
> current than the entire R-1004 does.
> 
> Kenneth G. Gordon W7EKB
> 
> "Courage is being scared to death but saddling up anyway."--- John  
> Wayne
> 
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