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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Y
how to understand grating lobe problem in broadside array
Last message by
yef smith
3
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1K
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Y
logic of coupling value in tandem 3dB connection
Last message by
yef smith
0
Replies
1K
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Y
Log periodic antenna intuitions for its region properties
Last message by
nsaspook
6
Replies
2K
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Ya’akov
Why do regulations matter?
Last message by
Kjeldgaard
1
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1K
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H
Battery Powered Inductive Circuit
Last message by
DickCappels
12
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2K
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Y
voltage and current profiles on patch antenna
Last message by
yef smith
7
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3K
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genekuli
resonant frequency of a cuboid resonant cavity, what is half of the wavelength of its width?
Last message by
genekuli
4
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2K
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genekuli
How is it that the multiple antennas on a radio frequency jammer don't interfere with each other?
Last message by
Ya’akov
10
Replies
2K
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Y
what is the physics dinamics behing inset patch antenna radiation
Last message by
Papabravo
10
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2K
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genekuli
If I hook up a HF ultra-wideband (UWB) amplifier with a transmitting UWB antenna (out) and a receiving UWB antenna (in)
Last message by
genekuli
2
37
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4K
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genekuli
How is tx & rx antenna VSWR effected by the antennas being inside a metal shed or aircraft hangar?
Last message by
genekuli
2
23
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5K
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A
How to extend the range of Wi-fi in a camp site
Last message by
eetech00
8
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2K
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9
USB 3 interference
Last message by
96y
0
Replies
1K
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genekuli
why does my phone work to receive calls inside a metal pot with lid and no gaps and no plastic sections?
Last message by
nsaspook
5
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2K
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genekuli
so then, does RF Tx inside a Non-grounded, 100% sealed, metal enclosure radiate out? like with Van De graaff
Last message by
nsaspook
2
27
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5K
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X
Calculate magnetic field strength vs distance
Last message by
xchcui
9
Replies
5K
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D
Combining Rf signals to amp
Last message by
DC_Kid
15
Replies
3K
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genekuli
using a "twin-lead" antenna wire for Tx monopole antenna?
Last message by
Janis59
5
Replies
2K
Views
V
Change frequency of PCB
Last message by
Verdomde
10
Replies
3K
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J
Noise Interference multipath propagation environment in wireless communications
Last message by
Ya’akov
5
Replies
2K
Views
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