RE: [Repeater-Builder] Remote receiver "suicide" control

2009-04-17 Thread Mark
s.com On Behalf Of Mike Morris WA6ILQ Sent: Friday, April 17, 2009 1:00 AM To: Repeater-Builder@yahoogroups.com Subject: Re: [Repeater-Builder] Remote receiver "suicide" control At 05:33 PM 04/16/09, you wrote: >Mike, Paul, Mike, Martin, and others... > >Thanks for the ideas. I

Re: [Repeater-Builder] Remote receiver "suicide" control

2009-04-17 Thread Paul Kelley N1BUG
Mike Morris WA6ILQ wrote: > The lock-shut-through-its-own-contacts latching relay uses > power as long as it is activated. > As another gentleman pointed out, the magnetic latching > relay only uses power when the coil is activated (i.e. a > pulse to change the state of the relay). I would want to

Re: [Repeater-Builder] Remote receiver "suicide" control

2009-04-16 Thread Mike Morris WA6ILQ
At 05:33 PM 04/16/09, you wrote: >Mike, Paul, Mike, Martin, and others... > >Thanks for the ideas. I will try out a couple of them and then make >a decision on exactly what method to go with. I had not thought of >using a latching relay. The lock-shut-through-its-own-contacts latching relay uses p

Re: [Repeater-Builder] Remote receiver "suicide" control

2009-04-16 Thread Paul Kelley N1BUG
Mike, Paul, Mike, Martin, and others... Thanks for the ideas. I will try out a couple of them and then make a decision on exactly what method to go with. I had not thought of using a latching relay. The idea of a husky relay or maybe a beefy SCR to short the supply on the inboard side of a fuse

RE: [Repeater-Builder] Remote receiver "suicide" control

2009-04-16 Thread Michael Ryan
: Repeater-Builder@yahoogroups.com Subject: RE: [Repeater-Builder] Remote receiver "suicide" control RAMSEY KITS has a unit that is supposed to work from commands via your telephone touch pad. It's about $39. You call the unit up, touch the phone keys, and the dtmf commands ca

Re: [Repeater-Builder] Remote receiver "suicide" control

2009-04-16 Thread Paul Plack
Paul, A mechanical latching relay uses no power except when changing state, and could be used to drop the power to the whole package. Using some sort of crowbar to intentionally blow a fuse introduces new and unpleasant failure modes. 73, Paul, AE4KR - Original Message - From: Pa

Re: [Repeater-Builder] Remote receiver "suicide" control

2009-04-16 Thread Mike Morris WA6ILQ
At 02:27 PM 04/16/09, you wrote: >I am also working toward a multiple receiver voted system and have a >question. I was reading > > > >and wondering about how to implement a site suicide command where >power is disconnected from the

Re: [Repeater-Builder] Remote receiver "suicide" control

2009-04-16 Thread Paul Kelley N1BUG
> RAMSEY KITS has a unit that is supposed to work from commands via your > telephone touch pad. It’s about $39. You call the unit up, touch the > phone keys, and the dtmf commands can turn on and off devices plugged > into it. I wonder could this be converted to work on the input of a > rec

RE: [Repeater-Builder] Remote receiver "suicide" control

2009-04-16 Thread Michael Ryan
RAMSEY KITS has a unit that is supposed to work from commands via your telephone touch pad. It's about $39. You call the unit up, touch the phone keys, and the dtmf commands can turn on and off devices plugged into it. I wonder could this be converted to work on the input of a recvr, accessed b