That answers why they are quiet... Hopefully all are built to teh same
standards.
73, and thanks,
Dave (NK7Z)
https://www.nk7z.net
ARRL Volunteer Examiner
ARRL Technical Specialist
ARRL Asst. Director, NW Division, Technical Resources
On 3/4/20 7:20 AM, KD7JYK DM09 wrote:
"This was several years ago, the city has converted fully to LED, and no
issues so far..."
Well built, everything machined out of aluminum, with only the
LED chips visible through small holes in an aluminum plate about 1/2"
thick, acting as a heat sink.
Kurt
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