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OUT  OF WARRANTY  SERVICE 

If  a  product  fails  after  the  warranty  period,  LDG  wants  to  help  you  get  it  fixed.  Send  the 

product  to  us  for  repair  any  time  you  like.  We  will  determine  what  needs  to  be  done  and based on 
your  instructions,  either  contact  you  with  an  estimate  or  fix  it  and  contact  you  with  a  request  to 
pay any  repair  charges   

RETURNING YOUR  PRODUCT  FOR SERVICE 

Returning  a  product  to  LDG  is  easy.  We  do  not  require  a  return  merchandise  authorization, 

and  there  is  no  need  to  contact  LDG  to  return  your  product.  Visit  the  LDG  web  site  and 
download  the  LDG  Product  Repair  Form.  On  the  Repair  Form  tell  the  LDG  technicians  exactly 
what  happened  or  didn’t  happen  and  why  you  believe  the  product  needs  servicing.  The 
technician  attempts  to  duplicate  the  problem(s)  you  had  based  on  how  well  you  describe  it  so 
take the time  to be accurate  and complete.   

Ask  your  shipper  for  a  tracking  number  or  a  delivery  verification  receipt.  This  way  you  know 

the  product  arrived  safely  at  LDG.  Be  sure  to  give  us  your  email  address  so  our  shipper  can  alert 
you  online  when  your  product  is  en-route  back  to  you.  Please  be  assured  that  our  staff  makes 
every  effort  to complete  repairs  ahead of our  published  wait  time.  Your  patience  is  appreciated.   

Repairs  can  take  six  to  eight  weeks,  but  are  usually  faster.  The  most  recent  information  on 

returning  products  for  service  is  found  on  the  LDG  website  under  Support,  then  Tech  Support. 
Send your  carefully  packaged  unit  with  the  Repair  Form  to: 

 

LDG  Electronics,  Inc. 

Attn:  Repair  Department 

1445 Parran  Rd 

St. Leonard,  MD 20685

 

 

PRODUCT  FEEDBACK 

We  encourage  product  feedback!  Tell  us  what  you  really  think  of  your  LDG  product.  In  a 

card,  letter,  or  email  (preferred)  tell  us  how  you  used  the  product  and  how  well  it  worked  in  your 
application.  Send  along  a  photo  or  even  a  schematic  or  drawing  to  illustrate  your  narrative.  We 
like  to  share  your  comments  with  our  staff,  our  dealers,  and  even  other  customers  at  the  LDG 
website.   

 

http://www.ldgelectronics.com

 

 

Содержание AT-100ProII

Страница 1: ...ONS MANUAL MANUAL REV A PAGE 1 LDG AT 100ProII 100W Automatic Antenna Tuner LDG Electronics 1445 Parran Road St Leonard MD 20685 2903 USA Phone 410 586 2177 Fax 410 586 8475 ldg ldgelectronics com www...

Страница 2: ...ndication 15 Advanced Operation 17 Manual Inductor Capacitor Adjustments 17 High Low Impedance Relay Adjustment 17 Manual Memory Store 17 Status Check 17 Application Notes 18 Mobile Operation 18 Conse...

Страница 3: ...king it suitable for battery powered operation JUMPSTART OR REAL HAMS DON T READ MANUALS Ok but at least read this one section before operating the AT 100ProII Connect a 50 ohm coax jumper cable from...

Страница 4: ...5 5 x 2 0 Weight 1 5 pounds AN IMPORTANT WORD ABOUT POWER LEVELS The AT 100ProII is rated at 125 watts maximum power input at most Many ham transmitters and transceivers and virtually all amplifiers...

Страница 5: ...ctance Tune Initiates memory or full tuning cycle Momentary push places tuner in bypass PWR Meter Bargraph display indicates forward power in 0 12 5 and 0 125 watt ranges SWR Meter Bargraph display in...

Страница 6: ...to this SO 239 connector Gnd wing nut Connect to the antenna system ground Tx Connect a 50 ohm jumper coax from this jack to the ANT jack on the rear of the transceiver Radio Connect the optional radi...

Страница 7: ...3 or AH 4 external tuner connect the 4 pin Molex connector of the optional ICOM interface cable to the radio s Tuner port Then connect the 1 8 stereo plug on the other end of the ICOM interface cable...

Страница 8: ...PAGE 8...

Страница 9: ...ton is held for one half to 2 5 seconds and then released Long Press The button is held for more than 2 5 seconds and then is released FUNC Button The FUNC button is pressed first and then the button...

Страница 10: ...s suitable for 100 duty cycle modes such as FM RTTY or PSK Peak mode is more useful on modes with varying duty cycle such as SSB or AM The factory default is average mode To toggle between power displ...

Страница 11: ...evel The default setting is fully automatic tuning mode To toggle between semi and fully automatic modes press Func C Dn The LED display will show one of the two patterns to indicate which mode has be...

Страница 12: ...d when the new antenna is selected Transmitting and Receiving During receive operation only the antenna indicator LED is normally lit on the AT 100ProII During transmit the forward RF power level is d...

Страница 13: ...uning sequence where the AT 100ProII rapidly tries varying combinations of inductance and capacitance values and then zeroes in on the best match possible When the tuning cycle is complete if an accep...

Страница 14: ...optional radio interface cables the radio will automatically reduce power switch to CW mode and begin transmitting while the full tuning cycle is in progress If not key the radio Talk into the mic on...

Страница 15: ...the transmitter was not keyed up ERR_LOST_RF RF power disappeared before the tuning cycle completed You must continue to key the radio until the tuning cycle completes ERR_NO_FREQ Unable to determine...

Страница 16: ...dditionally if the forward power exceeds the maximum value selected for the meter scale the PWR LEDs will blink an over range condition The four right most LEDs of the PWR bargraph will cycle during o...

Страница 17: ...ement multiple times or simply hold the button and the button will auto repeat You may also transmit while incrementing or decrementing so that the SWR value is displayed but the capacitor and inducto...

Страница 18: ...Operation The AT 100ProII is perfectly suited to mobile operation It can be installed under the dashboard along with the transceiver or mounted remotely The only requirements are that the tuner remai...

Страница 19: ...This is normal and is noticeable the most when using CW in full break in with Peak mode selected In practice this should not be much of a problem as Peak mode is not very useful when using CW MARS CAP...

Страница 20: ...sistive with zero capacitive and zero inductive components When all three parts of the system have the same impedance the system is said to be matched and maximum transfer of power from the transmitte...

Страница 21: ...minimum SWR is reached The LDG Electronics AT 100ProII automates this process No tuner will fix a bad antenna If the antenna is far from resonance the inefficiencies inherent in such operation are ine...

Страница 22: ...ing Diodes rectify the sample and provide a DC voltage proportional to RF power These two voltages are read by the ADCs in the microprocessor and are used to compute SWR in real time Although the micr...

Страница 23: ...gle Antenna Selection Toggle High Low Impedance Display High Low Impedance C Up Increase Capacitance Toggle Peak Average Power Display PWR Meter Mode C Dn Decrease Capacitance Toggle Auto Semi Mode Di...

Страница 24: ...des links to product manuals just in case you lose this one When you are thinking about the purchase of other LDG products our website also has complete product specifications and photographs you can...

Страница 25: ...ng number or a delivery verification receipt This way you know the product arrived safely at LDG Be sure to give us your email address so our shipper can alert you online when your product is en route...

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