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To quickly install your antenna coupler you will need the following:
1.
An HF radio with 10 to 150 watts output.
2.
An HF antenna with a single wire feed (not coax fed).
Minimum length of 8 feet (to 3.5 MHz) or 23 feet (1.8 MHz).
3.
A good ground (counterpoise) for the antenna and coupler
4.
+12 VDC and ground for the coupler.
5.
An LED or other indicating device. (Optional)
Connections:
Connect the Smartuner as shown in the following diagram:
Operation:
1.
Turn on Radio. Apply 12 VDC power to the coupler.
2.
As power is applied, coupler should make one "click" sound.
3.
Coupler should come up in the bypass (untuned) state.
4.
To tune, speak normally, whistle or use CW.
5.
Tuning should be done at full power. Clicking is heard.
6.
When tuned, clicking stops and Black/White wire goes low.
SGC Inc. SGC Building, 13737 S.E. 26th St. Bellevue, WA 98005 USA
P.O. Box 3526, 98009 Fax: 425-746-6384 Tel: 425- 746-6310 or 1-800-259 7331
E-mail: [email protected] Web site: http://www.sgcworld.com
© 1998 SGC Inc
SG-230 Manual
TO TRANSMITTER (10-150 w)
Black: DC Ground
Red: +12 VDC coupler power
Red/White: Optional SmartLock lock/reset line. (+12 VDC locks, momentary
ground resets)
Black/White: Optional remote tuned indicator. Goes low when coupler is tuned.
Single wire
ANTENNA
GROUND (Counterpoise)