[Elecraft] Fwd: K2 Band Data

[Joe Subich, W4TV]

On 9/1/2023 2:36 PM, jerry wrote:

>  Is there any convenient connector inside the radio with band data?

No.  You would need to tap and decode Elecraft's proprietary AuxBus
control data.

> Doesn't have to be the 4-bit binary that
> the linear expects... I would make up something to convert it.

Your best solution would be acquire an Elecraft KRC2 Band Decoder:
<https://elecraft.com/products/krc2-band-decoder-with-relays-k-line-and-k2>

73,

    ... Joe, W4TV


On 9/1/2023 2:36 PM, jerry wrote:
> Hello All,
> 
>     I'm interested in putting my K2 on the air with my homebrew LDMOS 
> linear.   My amp doesn't have a bandswitch - it gets Yaesu band data. 
> Follows the transceiver from band to band like a puppy.  I like it that 
> way, because
> it's always on the right band, and I don't fry the LDMOS.  The linear 
> gives full output with about 10W of drive - so a perfect match for the 
> base K2.
> 
>     Is there any convenient connector inside the radio with band data? 
> Doesn't have to be the 4-bit binary that
> the linear expects... I would make up something to convert it.
> 
>                      - Jerry, KF6VB