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Old 11-26-2006, 11:11 AM
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Mac_Man_UK
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Default RE: single vs. dual conversion receivers

Dual converaion DO have 2 crystals, the first is the one you plug in and is normally 10.7 MHz below channel frequency. The second is fixed and runs at 11.155 MHz which when mixed with the 1st IF of 10.7 MHz gives you the 2nd IF of 455 KHz.