DIY Kit 4-way antenna switch
Make your own antenna switch.
Very simple.
The design provides the best features. 50 years of experience.
Tested on own assembled 2x BLF188xr full power 2KW.
I'm a FT-8 man I know what you need.
The unused inputs are grounded to protect static electricity. This antenna switch has the highest isolation between the input and output of the antennas not used.
Powerful OMRON G2RL 12v relays can be loaded up to 3kW PEP.
Frequency range: 0.1 - 60 MHz
The circuit board is designed to offer the best insulation and current carrying capacity.
The dimensions of the board is approx 3.9x3.9 inch (99x99mm).
Relays are controlled with positive polarity.
The Kit is very easy to assemble.
Kit contains:
- 1pc double sided PCB antenna switch with solder mask for the HF (short wave) 4:1 antenna switch
- 5pc SO-239 Connectors
- 4pc 12v Relays OMRON G2RL
- 4pc 1N4007 Diodes to protect from reverse current
- 1pc 5 pin Terminal block with screw
All components are brand new and not used.
The matching housing is available here:
Shipping from Europe!
Additional pictures of other works for your inspiration are here
Schematic and bill of material can be downloaded from here
Drill plan can be downloaded from here
Attention! Recently, several vendors with counterfeit my switches have appeared here.
My design was developed in 2011, since then several hundred of them have been operating around the world, without complaints.
Thank you for choosing my products.