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OP Swapper 

 
 

TDS-OPSWAPPER 

 

TDS-OPSWAPPER-INS Revision 0 

 
 
 

 

 

 

 

                                                      

 

 

 
 

                               
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
 
 
 

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 DX Engineering 2021 

1200 Southeast Ave. - Tallmadge, OH 44278  USA 

Phone: (800) 777-0703 

Tech Support and International: (330) 572-3200 Fax: (330) 572-3279 

E-mail: 

[email protected]

  

Summary of Contents for Top Ten Devices OPSWAPPER

Page 1: ...SWAPPER TDS OPSWAPPER INS Revision 0 DX Engineering 2021 1200 Southeast Ave Tallmadge OH 44278 USA Phone 800 777 0703 Tech Support and International 330 572 3200 Fax 330 572 3279 E mail DXEngineering...

Page 2: ...ting radio is held in an inhibited state to prevent inadvertent transmitting into an open circuit The inherent circuitry works directly with Yaesu and Elecraft K3 K3S we will call them a K3 in this ma...

Page 3: ...a Yaesu or K3 Other radios are prevented from transmitting using external relays The OS ships with the TXINH outputs for both radios configured for an Elecraft K3 If both A and B are a K3 then nothin...

Page 4: ...o s so this is a mandatory connection regardless of radio type c Amplifier Control If an amplifier is being shared connect the AMP connector to the amplifier s relay control input Yaesu or K3 Transcei...

Page 5: ...AUX Connector Connect the TXINH line to Pin 7 and cable shield to Pin 5 Access to these pins If the K3 AUX or Yaesu Band Data Jack are already being used for other purposes a means to access the TXIN...

Page 6: ...ne input lines using external relays as described below When Radio A transmits Radio B s mic and key must be interrupted and vice versa Aux 1 and Aux 2 provide switched 12Vdc signals that power extern...

Page 7: ...on the front of the radio etc This is acceptable as long as the audio and CW inputs to the radio are interrupted This approach does not prevent the operator of Radio 2 from activating either stored au...

Page 8: ...he above warranties shall not extend to any products or parts thereof which have been subjected to any misuse or neglect damaged by accident rendered defective by reason of improper installation damag...

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