Well, I never hooked up a 1 kW linear amp to my 5 W CB radio to talk to
South America. And woke the neighbors on Sunday morning so they could
listen to me on their turned-off console radio receiver...
So says
Lazyboy
KDT-8165
On 9/12/2015 12:37 PM, John Allen wrote:
FWIW, 27MHz sounds more l
Ed
Hopefully (?) at least some of the kit sold in the US is also elsewhere in
the World where there ARE EM immunity requirements, and so the relevant
design precautions are effectively in place anyway (unless/until the bean
counters get their way to make the US-market products cheaper!)
Joh
John:
Unfortunately, American consumer electronics has no E-field immunity
requirement. The only help a consumer gets is that little paragraph of
legalese that advises you to re-orient your device and move further away
from emitters. OTOH, most consumer equipment design which takes emission
com
In message ,
dated Sat, 12 Sep 2015, dward writes:
I agree -an amateur could not and would not use a call sign other than
his or her designated licensed call sign. No blue leader, no quacking
duck, nothing but respective number licensed to him or her.
It is, or used to be, a licence offen
Yes, that is the point isn’t it – it was not an amateur radio operator. First,
wrong frequency, second not the way amateurs identify themselves.
Dennis Ward
This communication and its attachements contain information from PCTEST
Engineering Laboratory, Inc., and is intended for the e
FWIW, 27MHz sounds more like a CB station rather than an “real” Amateur station
which (IIRC) would be using the 28MHz band – and CB operators (especially in
some countries! ) may use illegal amps (“boosters”) to raise the transmit power
beyond the legal limits!
John Allen
W.London, UK
Fro
I agree -an amateur could not and would not use a call sign other than his or
her designated licensed call sign. No blue leader, no quacking duck, nothing
but respective number licensed to him or her.
Sent from my Verizon Wireless 4G LTE smartphone Original message
From: "ce-
In message ,
dated Sat, 12 Sep 2015, "ce-test, qualified testing bv - Gert Gremmen"
writes:
A Ham never can be a source of interference, by definition (if they
respect their limits- in more than one way).
It is clearly not true, given the unlimited lack of immunity exhibited
by some produc
A Ham never can be a source of interference, by definition (if they
respect their limits- in more than one way).
To me an amateur is not a HAM, but that is a matter of language I
suppose.
My example showed a (spiced up) example of lack of immunity in a
professional audio installation , that du
In message ,
dated Sat, 12 Sep 2015, "ce-test, qualified testing bv - Gert Gremmen"
writes:
This is an example of economic drive "fast cheap & pragmatic testing"
and this exemption clause
is a recipe for problems in the field.
It hasn't proved to be, over the long life of this provision,
This is a typical standards clause included in a standard by non-emc
"experts".
What is a metal enclosure, and when is it not enclosure ?
Metalized plastic: is not metal but might be as good
Painted metal: complies but may have substantial potential difference
between parts
If heavy interferenc
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