[Milsurplus] Specs for Collins 618P-1 or P-6???

[Tom Norris]

>
>   I had never heard of the 618P before, but the radio is well known by
>it's ARC-51 name.

That was what got me! I had heard of the ARC-51 before, but not
of a "618P-1" as one place has it, or a 618P-6 at another. Was just
curious.

Thanks Dave for solving the mystery

Tom NU4G