[Elecraft] How is the P3 Connected to the K3?

[David Ferrington, M0XDF]

Out of interest, can you perform a K3 update through the P3?
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On 15 Apr 2010, at 19:24, Dick Dievendorff wrote:

> There are three connections between the P3 and your K3. The necessary cables
> are supplied.
> 
> 1) A +12V cable connects between the P3 and the RCA +12V connector on the
> back of the K3.
> 2) A short coaxial cable with BNC connectors connects to the IF OUT
> connector on the KXV3 or KXV3A of your K3.
> 3) A short RS-232 cable connects between the P3 and the DB-9 RS-232
> connector on the back of your K3.
> 
> Your PC or microHAM RS-232 connector plugs into the DB-9 connector on the
> P3. The P3 passes computer-initiated commands and their responses to/from
> your K3. The P3 also communicates with the K3 over this same serial
> connection.  The PC/microHAM device sees the combination as a K3.
> 
> Note that a computer is *not* required to operate the P3, except for
> firmware loading.
> 
> However if you wish to connect a computer to the K3/P3 combination, it goes
> onto the back of the P3.  
>