ICOM IC-900 Out of Band Modifications --------------------------------------------------------------------- BAND OPERATING FREQ MATRIX CIRCUIT LOCATION CONDITION ---- -------------- ----------------------- --------- 28 Mhz 28 - 40 Mhz Remove D33 (3-B) RX Only Remove D33 (3-B) & TX/RX Install Diode at 3-A --------------------------------------------------------------------- 50 Mhz 40 - 54 Mhz Remove D32 (4-B) RX Only Remove D32 (4-B) & TX/RX Install Diode at 4-A --------------------------------------------------------------------- 144 Mhz 138 - 174 Mhz Remove D27 (1-D) RX Only Remove D27 (1-D) & TX/RX Install Diode at 1-C --------------------------------------------------------------------- 220 Mhz 216 - 236 Mhz Remove D26 (2-D) RX Only Remove D26 (2-D) & TX/RX Install Diode at 2-C --------------------------------------------------------------------- CONTINUED IN FILE IC900.1