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Table of Contents

 

 
 

Introduction 

 

 

Features 

 

 

Typical Applications 

  Compensating for Slow Power Amplifier Relays 

  Protecting Receiving Equipment 

  Detuning a Transmitting Antenna 

  Protective Timing to Transverters 

 

 

Panel Connectors and Controls 

 

 

Connections 

 

 

Operation 

10 

   Transmit Sequence 

10 

   Receive Sequence 

10 

   VOX 

11 

 

 

Time Delay Settings 

11 

 

 

CW Sidetone Audio Levels 

12 

 

 

Sequencer Timing Diagram (Figure 4) 

13 

 

 

Appendix A - Typical Connection Configurations 

 

   Icom 756 Pro III 

14 

   Kenwood TS-2000 

15 

   Yaesu FT-2000 

16 

 

 

Optional Items 

17 

 

 

Technical Support and Warranty 

20 

Содержание DXE-TVSU-1B

Страница 1: ...ncer Unit DXE TVSU 1B DXE TVSU 1B INS Rev 0a DX Engineering 2014 1200 Southeast Ave Tallmadge OH 44278 Phone 800 777 0703 Tech Support and International 330 572 3200 Fax 330 572 3279 E mail DXEngineer...

Страница 2: ...Protective Timing to Transverters 5 Panel Connectors and Controls 5 Connections 6 Operation 10 Transmit Sequence 10 Receive Sequence 10 VOX 11 Time Delay Settings 11 CW Sidetone Audio Levels 12 Sequen...

Страница 3: ...a 1 8 3 5 mm stereo jack Three 2 1 mm power plugs and two 1 8 3 5 mm stereo plugs are included with the TVSU 1B Note Do not connect a voltage source to the PRE AMP OUT jack To prevent damage spurious...

Страница 4: ...nd equipment life Protecting Receiving Equipment Receiving equipment must be completely disabled before transmitter RF appears The very fast relays used in the DX Engineering AVA 2 series of receiving...

Страница 5: ...in approximately 50 Hz increments 1 8 3 5 mm stereo plug Included with the TVSU 1B VOL Sidetone volume adjustment Maximum power output is 1 2 watt into 8 ohms 2 1 volts RMS or 7 5 volts peak to peak...

Страница 6: ...while radio is in a transmit mode Ensures receiving antennas and amplifier are not switched back to receive while the transceiver is in transmit mode RCA phono jack NOTE All outputs except PRE AMP can...

Страница 7: ...the 1 8 3 5 mm stereo mini plug into two RCA mono style connectors An example of this type of Y adapter is a Hosa Products model YRA 154 reference www hosatech com Do not use a Y adapter that combines...

Страница 8: ...8 Figure 1 Basic Connections to Typical Peripheral Equipment...

Страница 9: ...9 Refer to Figure 1 for additional TVSU 1B connections Figure 2...

Страница 10: ...released the T R radio control line 5 PRE AMP POWER OUT is restored after programmable delay This sequencing controller automatically adds the PTT or CW input delays to user programmed hang time dela...

Страница 11: ...ction They are labeled on the circuit board as shown in Figure 3 Pushing the rocker style switch so the flat part is oriented to the OPEN side of the switch equates to a 1 in Table 1 and will add dela...

Страница 12: ...e 1 DIP Switch Delay Settings for Each Function Note The delay time increments work independently and are not additive Typical Switchover Times Linear Amplifier 5 to 15 ms DX Engineering Active Antenn...

Страница 13: ...13 Figure 4 TVSU 1B Timing Diagram...

Страница 14: ...14 Appendix A Typical Connection Configurations Verify all connections and settings with your radio manufacturer s manual Figure A 1 Icom 756 Pro III...

Страница 15: ...ettings with your radio manufacturer s manual TX Mode See note below Kenwood TX Mode Verify Menu Setting 28A for a 1 10ms Amp Delay Figure A 2 Kenwood TS 2000 Verify all connections and settings with...

Страница 16: ...16 Figure A 3 Yaesu FT 2000...

Страница 17: ...popular designs is also exceptionally good Decoupling the shield greatly reduces feedline conducted noise and unwanted signal interference Features Close Spacing from Transmit Antennas element ground...

Страница 18: ...e DXE DCPC 24 is a 24 inch red and black stripe power cable that features TWO 2 1 mm DC power connectors known as barrel concentric or tip connectors one at each end This unusual patch cable may be us...

Страница 19: ...high performance receive systems Quad sealed system prevents moisture from migrating into the connection 360 degree radial compression provides superior RF integrity 95 dB typical 60 bonded foil cabl...

Страница 20: ...shall be deemed to be waived by Buyer unless made in writing The above warranties shall not extend to any products or parts thereof which have been subjected to any misuse or neglect damaged by accide...

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