tr switch

98 links

Reversible RG6 Beverage Antenna - VE3VN
A project about reversible unidirectional Beverage antennas plus a remote switching system conveniently controlled by ...

[ Hits: 185 | Votes: 3 | Rating: 7 ]
Reversible RG6 Beverage Antenna - VE3VN
The author describes building a reversible Beverage antenna for low band receive applications He details ...

[ Hits: 21 | Votes: 0 | Rating: 0 ]

Outdoor 80m/40m bands Magnetic loop antenna - PA0NHC
No matching adjustments needed Directly perfect match to 50 Ohms using a remotely switched wideband ...

[ Hits: 225 | Votes: 0 | Rating: 0 ]

Reversible 40 Meter Moxon - VE3VN
The author wants a compact switchable antenna for 40 meter ham radio They compare 3 ...

[ Hits: 75 | Votes: 2 | Rating: 5.5 ]

Building a VHF Contest Station - W5ZN
Building an amateur station for competitive radiosport involves a number of critical steps regardless of ...

[ Hits: 337 | Votes: 1 | Rating: 4 ]

Elecraft K2 Preselector Modification - NJ0IP
Although most Preselectors are designed with an internal T R relay theoretically enabling direct insertion ...

[ Hits: 190 | Votes: 0 | Rating: 0 ]

Icom 706MK2G Repair - G0UIH
After years of reliable performance a 26 year old Icom 706MK2G exhibited an unusual deviation ...

[ Hits: 19 | Votes: 0 | Rating: 0 ]

Antenna Switch - N6DLH
An home made antenna switch with a Dummy Load selector If you forget the radio ...

[ Hits: 323 | Votes: 3 | Rating: 8 ]
Building a SainSmart USB Antenna Switch - W6AER
Building an automatic 8ch USB Relay switch using an existing Ameritron RCS 8V Remote Control ...

[ Hits: 155 | Votes: 0 | Rating: 0 ]
OTRSP Antenna Selector - SP7DQR
Open Two Radio Switching Protocol Antenna Selector on ATMEL ATmega8 microcontroller

[ Hits: 92 | Votes: 0 | Rating: 0 ]
Controlled Antenna Switch - NutsVolts
A four position HF antenna switch with PC control

[ Hits: 232 | Votes: 1 | Rating: 8 ]
Fully automatic antenna switch project - DK1MI
Cheap and simple fully automatic antenna switching that permit to automatically select the proper antenna ...

[ Hits: 88 | Votes: 0 | Rating: 0 ]
Smart SO2R Antenna Switcher: A DIY Solution - KK7S
In pursuit of enhanced station efficiency the author describes crafting an Arduino based smart antenna ...

[ Hits: 155 | Votes: 0 | Rating: 0 ]
Beverage Remote Switch - VE3VN
The author describes building a remote switch box to control the direction of two reversible ...

[ Hits: 39 | Votes: 0 | Rating: 0 ]

Automatic antenna switch with Arduino Nano - OK2WY
Arduino Nano board based antenna coax antenna switch intended for use with ICOM CI V ...

[ Hits: 141 | Votes: 1 | Rating: 9 ]
The AntennaPi - DK1MI
This is a remote antenna switch I use in my attic to connect transceivers in ...

[ Hits: 135 | Votes: 0 | Rating: 0 ]

Blocking Dynamic Range in Receivers - SM5BSZ
An explanation of the different procedures and definitions that are commonly used for blocking dynamic ...

[ Hits: 175 | Votes: 0 | Rating: 0 ]

Arduino Repeater Controller - AA5OY
This blog article introduces an updated repeater controller project utilizing the Arduino UNO It includes ...

[ Hits: 95 | Votes: 0 | Rating: 0 ]