In case you haven't looked at N8LP's site lately, check out his progress on the LP-PAN for the K3 wideband IF output. This is really looking great! Nice work Larry!
73, Bill W4ZV
Here is an expanded list of features...
* Optimized for K3
* Up to 192 kHz display on PC, sound card dependent
* 8.215 MHz center frequency for centered display
* Switching quadrature detector for 100dB dynamic range
* -130dBm noise floor
* Buffer amp with very high LO isolation.
* Fully isolated inputs / outputs with high quality audio xfmrs
* Works with many SDR programs... custom application planned
* Point and click frequency control with PowerSDR and HRD
* Shielded metal enclosure in development
* Will be available for other common IF frequencies in the HF region.
* Image rejection of 40-50dB with PowerSDR, up to 70dB with VE3NEA's Rocky software.
Note: Specifications are dependent on sound card. Measurement details are included in the following discussion.
More info and photos here:
http://telepostinc.com/K3pan.html