SG-237 Smartuner
World’s Smallest High Performance Antenna Coupler
The SG-237 is the perfect tuner for marine, aviation, commercial and radio amateur applications. This product is designed with high density surface mount components on a 4 layer PCB, providing high efficiency, reliability and performance.
The PCB is mounted on a sturdy chassis plate which provides an excellent electrical and RF ground system.
The case is fully waterproof at immersion and completely protects the unit.
For use with any of the following antennas:
- Whip
- Backstay (marine, sail)
- Dipole centrefed
- Dipole with feedline
- Loop (small) 2 x 2ft. multi-turn
- Loop (large) 10ft and up single turn
- Longwire
Features:
- 100 watts
- 1.8 to 60 MHz
- PCB 5.5″ x 6″ x 1.2″
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