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In the upper right, you will see one of 8 cardinal directions, which shows you which 
direction you are closest to: N, NE, E, SE, S, SW, W, and NW. 

 

If you see the error message ‘CABLE’ on the screen, it means the RC1-H box cannot 
see your rotor’s position pot.  You probably forgot to plug the rotator cable into the 
controller, made a mistake in wiring your new Jones plug, or your rotator pot is defective 
in some way. 
 

NOTE

: The heart of this control is the rotator’s position pot.  If it is defective, the RC1-H 

has no way of determining what to do.  Although the left and right buttons will still move 
the rotor, none of the automatic features will work, as all automatic features depend on 
the rotator’s position potentiometer.  If your rotator is older, and your pot is noisy and 
intermittent, the RC1-H will not be able to work correctly. 
 
Once you have verified the control box is working by manually moving or using the goto 
feature and you see the center digits change normally, you are ready for computer 
control.  Hook up a serial cable to the back of the RC1-H box.  A normal, 9-pin straight 
through (non-null) cable, is required.  Apply power to the control box and give it a few 
seconds to power up.  Bring up any number of rotor control programs like LP_Rotor or 
use the rotor control feature in Ham Radio Deluxe.  Follow the instructions with that 
program, and set up the proper com port and the RC1-H uses the DCU1 protocol.  
There should not be a baud rate option, for all DCU1 uses 4800 baud N, 8, and 1 (no 
parity, eight data bits, and one stop bit). 
 
DXView is another program that does automatic rotator control.  Some of these 
programs require you to tap the cursor on a simulated rotator face, and some a world 
map.  There are also some that can be set to automatically turn the rotator to the station 
appearing in a DX cluster! 
 
We have verified that the RC1-H works well with any of the three programs mentioned 
above.  A note about HRD version 5: this program will move the antenna but not provide 
azimuth feedback.  HRD version 6 has been fixed. 
 
Please see the Menu and Customizing section for Advanced Features of the RC1-H, 
but, for now, it is pretty simple and powerful to use. 

Summary of Contents for RC1-H

Page 1: ...308 Industrial Park Rd Starkville MS 39759 RC1 H Controller For HAM IV and T2X Rotators INSTRUCTION MANUAL Copyright 2015 All Rights Reserved ...

Page 2: ...control with RS 232C port Graphic LCD screen with Large bright numbers and letters Automatic brake control Automatic direction reversal to break loose a stuck brake Goto and Reciprocal heading button and knob for quick heading control Field upgradeable firmware via the serial port Rugged aluminum enclosure Made in Starkville MS U S A ...

Page 3: ... of the RC1 H Included with the RC1 H is an 8 pin Jones plug which you can upgrade your rotator cable to the new box style Pin 1 goes to screw terminal 1 pin 2 to terminal 2 and so on Ensure the barrel of the 2 5mm goes to pin 1 of the terminal strip tip of the power plug to pin 2 of the terminal strip For the new type Ham series connect the power cord to pins 1 barrel and 2 tip of the included Jo...

Page 4: ...dy for computer control Hook up a serial cable to the back of the RC1 H box A normal 9 pin straight through non null cable is required Apply power to the control box and give it a few seconds to power up Bring up any number of rotor control programs like LP_Rotor or use the rotor control feature in Ham Radio Deluxe Follow the instructions with that program and set up the proper com port and the RC...

Page 5: ... surge such as lightning Most of the time the only thing you might require is the Offset feature This is because your rotor is off the same amount of degrees all the time That problem is corrected with Offset feature not the Calibrate function To calibrate your RC1 H first go into the Defaults menu and wipe out any and all modifications you have already entered If you desire to recalibrate your ro...

Page 6: ...C1 H controller Select Callsign with the encoder knob Then execute the callsign menu by pushing the encoder knob Now rotate the goto knob and watch the first letter of your call appear on the lower screen When the character is correct push the knob to move to the next character or number When finished push the knob with NO rotation Defaults If you seriously mess up something in the menu system you...

Page 7: ...t look is white numbers on a blue background By setting Reverse you may see blue numbers on a white background which could aid in viewing the screen if your vision is impaired Northstop If you have an older HAM rotor where the mechanical stop is at North instead of South you need this function First calibrate the rotor Then select this menu and then hit the encoder knob to say Yes to North stop Br...

Page 8: ...ex file from MDS In TeraTermPro select File then Send File and highlight the upgrade hex file BUT do not click the OK button yet Within 4 seconds elapsed time power up the RC1 H box and click OK on TeraTerm file send window This must be done within the 4 second window You will see TeraTerm send the data the RC1 H will return xxK message to show each 1K of memory written and then give a SUCCESS mes...

Page 9: ...main position digits start moving again Another cause of the message CABLE could be a bad connection either at the rotor or control box end Your pot is most likely 500 ohms maximum down to near zero ohms If your old Hy gain controller and rotator worked fine together then most of the time all it takes to correct this problem is to double check all cable connections For the Ham series measure betwe...

Page 10: ...l box In this case take the new Jones plug supplied with your RC1 H and your included power cord and connect the cord to pins 1 and 2 Pin 1 should go to the barrel side of the coax plug and pin 2 to the tip If you have an older Ham series with a terminal strip Mark the wire numbers on your rotor cable then remove your rotor cable from the old control box Wire them up pin 1 to 1 pin 2 to 2 pin 3 to...

Page 11: ...t no amount of filtering will help If your pot goes from say 200 ohms to infinity open the dsp cannot recover from dozens of infinity readings but can recover from a few bad readings easily The pot reading is the heart of the RC1 H control So if your rotor pot is bad in same way then basically the RC1 H will be lost and will not know what to do Thus none of the automatic features will function The...

Page 12: ...thout charge to the original owner any defective product under warranty provided the product is returned postage prepaid to hy gain 3 Under no circumstances is hy gain liable for consequential damages to person or property by the use of any hy gain products 4 Out of warranty Service hy gain will repair any out of warranty product provided the unit is shipped prepaid All repaired units will be ship...

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