[Milsurplus] what the heck is this? WW2 Navy

[Kenneth G. Gordon]

On 25 Jun 2020 at 22:54, Hubert Miller wrote:

> Right, the HRO dial thing is in fact a radiosonde receiver, I think ?? FMQ-1 ?
> With the rack just below it also part of the system. I have the manual - "somewhere" - as it's not one I refer to
> frequently. 
> On the left, RAO and ? Mackay 128 ?

No. I have a Mackay 128, and that ain't it.

Looks more National to me. Looks like an RBL to me.

Ken