The models I was talking about have a wall-ward with cord that snaps
into the unit. They can be plugged in directly, or the wart can be
popped out and the unit wall mounted. That leaves a cord from the wart
to the unit that can be wrapped on a toroid. This is however a diff
model than the one you have.
On 10/26/13 5:25 PM, dalej wrote:
> Where do you place the toroids? The mfg said not to use an extension cord.
> I took one apart and though I see the two wire from the outlet, there just is
> not enough room for anything like a toroid inside. How about bypass caps
> across the line, would that work?
> Dale, k9vuj
> On 26, Oct 2013, at 17:05, Christopher Brown <email@example.com> wrote:
>> Far as RF trigger... Both the old NighthHawks and the new ones are
>> triggered by conducted RF. Attic antenna w/ 100watts... 160 - 10 will
>> trigger. Remote antenna, still triggers 160 - 40 if running more than
>> The toroids take care of that.
>> Looking at the datasheet for KN-COP-DP-LS, it is the smaller direct to
>> outlet type without the removable wart, for use only where you have low
>> You might look at
>> These are both larger units with a remotable wart.
>> On 10/23/13 1:10 PM, dalej wrote:
>>> Just a heads up.
>>> I purchased a Kidde NightHawk CO2 detector model KN-COP-DP-LS, it is
>>> designed to plug into a wall outlet plus it has a 9 v. battery backup
>>> and LED readout. While transmitting on 80 meters after a while it
>>> starts audible warning, very loud. I called the company tech support
>>> line and they did not have any solution. As an experiment I plugged
>>> the detector into a two wire extension cord and wrapped the extension
>>> around a #31 mix snap-on, then tested and it did not go off. The
>>> tech support said not to use an extension cable with the detector.
>>> So if you are looking for a CO2 detector be aware of this problem
>>> with 80 meter RFI tripping the detector. I went to strictly battery
>>> powered CO2 detector and that works fine.
>>> Dale, k9vuj _______________________________________________ RFI
>>> mailing list RFI@contesting.com
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