Hi I have for sale two INRAD cw filters for kenwood INRAD #528 500HZ for 455khz IF INRAD #22 250HZ for 8830 IF Current price for the 500HZ #528 is 155.00 US Current price for the 250HZ #22 is 98.00 US Asking 110.00CAN for the nr 528 and 75.00 Can for the nr 22 ALso have 2 kenwood YK-88C-1 for sale at very good price.. Thanks NOEL