Wireless & RF Design

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Forum for antennas, RF circuits and filter design, telematics, technologies (ie. WiFi, Bluetooth, ZigBee, etc.)
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A
AM Modulation Taught Wrong? (And What's Right?)
Last message by
KL7AJ
2 3 4
72
Replies
17K
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D
basic concepts on antenna 3dB (half power) & beamwidth, gain, directivity
Last message by
KL7AJ
3
Replies
9K
Views
WBahn
L vs C tradeoff in a tank circuit
Last message by
KL7AJ
12
Replies
4K
Views
D
impedance of a 1/2 wave dipole antenna
Last message by
KL7AJ
7
Replies
27K
Views
S
RF Sampling circuit HELP!!
Last message by
KL7AJ
2
Replies
3K
Views
T
harvesting energy
Last message by
Papabravo
6
Replies
3K
Views
T
how to determine yagi uda antenna
Last message by
tiang_399
2
Replies
2K
Views
A
312Mhz vs 915Mhz Radio
Last message by
K7GUH
2
Replies
4K
Views
S
Antenna
Last message by
Papabravo
3
Replies
2K
Views
G
RFID antenna
Last message by
geoffers
12
Replies
4K
Views
L
New member looking for some help
Last message by
Leigh_J
2
Replies
2K
Views
T
Radio Yaesu problem
Last message by
tim510
4
Replies
6K
Views
S
Need help to reject the ambient light !!!!!
Last message by
WBahn
1
Replies
2K
Views
P
coil/antenna design
Last message by
radiohead
9
Replies
3K
Views
D
question about electrical length of a center fed dipole
Last message by
donut
2
Replies
2K
Views
E
regading noise figure
Last message by
EXCodeX
8
Replies
3K
Views
E
Help with problem regarding equelent noise resistance...
Last message by
EXCodeX
6
Replies
3K
Views
D
reflection coefficient +1 and -1 for open and short
Last message by
t_n_k
2
Replies
46K
Views
D
Can someone please help me understand what my attached antenna directivity "relative"
Last message by
donut
0
Replies
2K
Views
B
formulas to calculate coaxial cable for microstrip antenna
Last message by
wmodavis
1
Replies
3K
Views
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