The solder in filter for narrow CW (270 Hz) bandwidth for the 8.8 MHz IF in Kenwood radios such as the TS-130S, TS-430S, TS-440S, TS-530S, TS-830S, and others. $65 shipped 48 US. Paypal preferred or USPS m.o.
This was marked by the originator on Nov 07, 2005 as being sold.