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Re: QMX T507 woes


 

The T/R switch, Q508, switches open during transmit, protecting the receiver circuitry.

JZ

On Mon, Sep 25, 2023, 11:17 AM Randy <wrmoore47@...> wrote:
One other thing, I tested transmit by sending a series of dits in CW - maybe 5-10 at a time.

On Mon, Sep 25, 2023 at 10:16?AM Randy via <wrmoore47=[email protected]> wrote:
From experience, I can say that it has done no damage. I'm running from an 11.5v supply, if that matters. Also TX testing was done with a dummy load.

73,
Randy, KS4L

On Mon, Sep 25, 2023 at 10:12?AM Josh via <dcameraman=[email protected]> wrote:
If someone were to transmit with T507 wired in the ¡°U¡± configuration . . . would that fry the receiver? As in ruined beyond repair?

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