SGC

The American company SGC manufactures radios and accessories for the mobile use on shortwave. The products are primarily developed for commercial applications, making them extremely robust and 'foolproof' in operation. Plug-and-play is the motto...

For hams the following selection of automatic antenna tuners is very interesting. A bit more expensive, but you get your money's worth ...

Product SG-239 SG-237 SG-230 SG-235 - no longer available SG-231 - no longer available
HF Frequency Range 1.8 - 30MHz 1.8 - 60MHz 1.6 - 30MHz 1.8 - 30MHz 1 - 60MHz
Power Input Range (PEP watts) 1.5-200 3-100 3-200 3-500 3-100
PEP SSB or CW (morse) Power (watts) 200 100 200 500 100
Continuous 'key down' Power (watts) 80 40 100 250 60
Input Impedance Range (Ω) 45-55 45-55 45-55 45-55 45-55
SWV (Typical) <2:1 <2:1 <2:1 <1.4:1 <1.4:1
DC Input Requirement (VDC) Nominal 13.8 13.6 13.6 13.6 13.6
DC Operating Range (VDC) 10 to 18.5 10 to 18 10 to 18 10 to 18 10 to 18
Input Current (average amps) 0.23 0.3 0.9 1.4 0.5
Random Set Times (seconds) <2 <4 <2 <2 <4
Recurrent Set Times(millisec) <10 <10 <10 <10 <10
Non-Volatile Memory Addresses 170 170 500 170 170
Total combinations using all elements 1/8 million half million half million half million four million
Antenna Length operating higher than 3.3 MHz 40 ft min. 8 ft min. 8 ft min. 23 feet min. 8 ft min.
Antenna Length operating from the lowest frequency to 3.3 MHz 100 ft min. 28 ft min. 23 ft min. 150 feet min. 23 ft min.
configuration Pi & L Pi & L Pi & L Pi & L Pi & L
Input Capacitance minimum 50pf 50pf 100pf 100pf 50pf
Input Capacitance maximum 3150pf 6400pf 6400pf 6400pf 6400pf
Inductance minimum 0.25µH 0.125µH 0.25µH 0.125µH 0.125µH
Inductance maximum 15.875µH 32µH 64µH 32µH 64µH
Output Capacitance minimum 50pf 12.5pf 25pf 12.5pf 12.5pf
Output Capacitance maximum 740pf 200pf 800pf 400pf 400pf
Installation Any position Any position Any position Any position Any position
Operating Temperature (Celsius) -35C to +70C -35C to +70C -35C to +70C -35C to +70C -35C to +70C
Environmental None Waterproof at immersion of two feet, half hour Waterproof at immersion of two feet, half hour Waterproof at immersion of two feet, half hour Waterproof at immersion of two feet, half hour
Size Overall (inches) 7.5Dx6Wx1.85H 6Dx7Wx1.5H
(5.5x6x1.7 PCB Only)
16Dx12Wx3H 16Dx12Wx3H 11.5Dx9.5Wx1.7H
Size Overall (centimeters) 19D x 15 W x 5H 22.9D x 17.8 W x 3.8H 40.6D x
30.5 W x 7.6H
40.6D
30.5 W x 7.6H
29.2D x
24.1 W x 4.32H
Gewicht (pounds) 2 lbs. <2 8 8 3.8
Gewicht (kg) .75 kg <0.75 3.5 3.5 1.6
Case Construction Aluminium Case Plastic ABS
Waterproof case
metal base
Plastic ABS
Waterproof case
Plastic ABS
Waterproof case
Plastic ABS
Waterproof case
metal base

  1. €298.00
    incl. 19% VAT plus shipping
    Not in stock, no reliable date of delivery known. Orders will be queued in a waiting list.
    Details
  2. €477.00
    incl. 19% VAT plus shipping
    Not in stock, no reliable date of delivery known. Orders will be queued in a waiting list.
    Details
  3. SGC Smartlock for SG-230/237/239
    Brand
    SGC
    SKU
    SMARTLOCK
    €99.00
    incl. 19% VAT plus shipping
    Not in stock, no reliable date of delivery known. Orders will be queued in a waiting list.
    Details