ICOM IC-900 Out of Band Modifications
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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
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50 Mhz     40 - 54 Mhz      Remove D32 (4-B)                RX Only

                            Remove D32 (4-B) &              TX/RX
                            Install Diode at 4-A
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144 Mhz    138 - 174 Mhz    Remove D27 (1-D)                RX Only

                            Remove D27 (1-D) &              TX/RX
                            Install Diode at 1-C
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220 Mhz    216 - 236 Mhz    Remove D26 (2-D)                RX Only

                            Remove D26 (2-D) &              TX/RX
                            Install Diode at 2-C
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CONTINUED IN FILE IC900.1