[Milsurplus] AN/SRT-4A Marine Transmitter

[Kenneth G. Gordon]

On 20 Aug 2018 at 9:29, Richard wrote:

> Interim Report:
> 
> The guy who worked on it should never been allowed to pick up a 
> soldering iron.  It took time to figure out because it was so squirrelly.

Aaargh! :-(

> 
> 1.  He removed the modulation transformer, perhaps because it was 
> "Unconventional."

Sigh.....

> 2.  No voltage to the 813 screens because of some removed resistors from 
> the dropping string, also disconnected at the high voltage end.
> 
> 3.  No voltage to the buffer because it was connected to part of the 
> aforementioned resistor string, disconnected at the high voltage end.
> 
> 4.  The dropping string to the oscillator and buffer screen was removed 
> and brought out to an unused terminal point.  Might have been OK.

Probably for use with an external supply. Why? Sounds stupid.

> There are several wires still unaccounted  for which are hard to trace.  
> This is the worst "mod" I've ever seen.  Well, there have been others - 
> each one seems "worst" when you see it.

Yes. Still. overall, it looks from here to be substantially complete.

Thank you for keeping us in the loop.

Ken W7EKB

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