Bob Dengler wrote: > At 3/24/2005 12:09 PM, you wrote: > > >>>If you wanted a local speaker (which is >>>actually undesired in most cases), you'd >>>have figure out something out, >>> >> >>How is one to test for desense if you don't have a local speaker? When >>you shut off the transmitter with the PTT Disable Switch, what does one >>listen to? > > > None of my sites have room to spare for a local speaker, so I never > included it in any of my systems. Instead, I built a test/breakout box out > of an old Motorola speaker that inserts inline between the radio & > controller. It has its own LM380 audio amp to drive the speaker from the > discriminator audio passing through it, & can be switched to gate audio > from COS, CTCSS or no gating. > > Bob NO6B
That'll work too! -- Jim Barbour WD8CHL Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/Repeater-Builder/ <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/