The following installation requires the removal of 1 or 2 resistors and the connection of 2 wires to the microphone preamplifier op-amp IC. See the chart for the resistor, IC and pin numbers for your particular radio application.Locate the mic preamp IC and mount the CP-1 board as close to pins 1 & 2 as possible using the mounting tape supplied. Mount it on the top side of the board on surface mount radios and the bottom or solder side of the through hole radios.Remove the resistors located near the Mic Preamp IC listed for your radio below.Connect the orange wire to the Mic Preamp IC pin 1.Connect the yellow wire to the Mic Preamp IC pin 2.This completes the installation of the Top Gun Compressor. No adjustments are required.
Radio Clear Channel AR-3300, AR-3500 Connex 3300, 3300HP Connex 4400, 4800 Excalibur SSB Galaxy DX11, 33, 44, 55, 66, 73, 77, 88, 99 Galaxy DX22, 2527 Galaxy DX45, 919, 929 949, 959, 979, 2517, 2547 Galaxy DX48T, 93T General Lee, Washington Magnum 257, 357 Magnum Maverick A24 Magnum Delta Force Magnum Alpha Force Millennium 2002, 3003 President Grant DXRCI 6300HP, 69000HPRCI 2950, RCI 2970 RCI 2950DX, RCI 2970DX, RCI 2985RCI 2995 RCI 6300F25, 6900F25RCI SS American Spirit, SS 158EDXSuper Star 121Super Star 3900 Virage VX-38, VX68