So what is different about Ashhar¡¯s ?unit, since he¡¯s not seeing it? Different manufacturer of the chip? Different bypassing? Different loading?
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On Apr 16, 2025, at 13:41, Ron, N6YWU via groups.io <ron.nicholson@...> wrote:
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If intermodulation is between the 40 MHz clock and transmit clock, a quick test might be to turn off Si5351 clk1 during transmit (re-insert 40 MHz farther down the signal chain from an external clock generator source, if needed), and see if the intermodulation artifacts go away.
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Ron, n6ywu
