Vectronics VC-300M Owner'S Manual Download Page 8

VC-300M Antenna Tuner 

 

Owner's Manual

 

TECHNICAL ASSISTANCE 

 
If you have any problem with this unit first check the appropriate section of this manual. 
If the manual does not reference your problem or your problem is not solved by reading 
the manual you may call VECTRONICS at 601-323-5800.  You will be best helped if you 
have your unit, manual and all information on your station handy so you can answer any 
questions the technicians may ask. 
 
You can also send questions by mail to VECTRONICS, 1007 HWY 25 South, Starkville, 
MS 39759 or by Fax to 601-323-6551. Send a complete description of your problem, an 
explanation of exactly how you are using your unit, and a complete description of your 
station.

 

 

Summary of Contents for VC-300M

Page 1: ...er which can show either peak or average readings SPECIFICATIONS FRONT PANEL INDICATORS Meter Dual movement lighted cross needle Power and SWR meter FRONT PANEL CONTROLS TRANSMITTER Tuning Continuous...

Page 2: ...e output capacitor 4 INDUCTOR 48 position rotary switch to vary inductance 5 RANGE Two position push button switch selects the range of FOWARD and REFLECTED Power displayed on the power meter When the...

Page 3: ...r 4 GROUND Post Wing nut type ground connector INSTALLATION Carefully unpack your VC 300M from the packing carton and inspect it for signs of damage If any damage is apparent notify the transportation...

Page 4: ...300M with the cover off Do not change the inductor switch with more than 20 watts of applied power TUNING 1 Select the band and frequency of desired operation 2 Set TRANSMITTER ANTENNA and INDUCTOR co...

Page 5: ...procedure takes patience the first time The transmitter and antenna controls vary the capacitors and provide fine adjustments The inductor control provides course adjustment 9 When you have tuned your...

Page 6: ...z 5 Adjust R1 see Figure 1 so that 100W of FORWARD power is read on the meter 6 Reduce the RF power to 10W and set the RANGE to 30W 7 Adjust R2 so that 10W of FORWARD power is read on the meter 8 Reve...

Page 7: ...VC 300M Antenna Tuner Owner s Manual 7 SCHEMATIC DIAGRAM MODEL VC 300M...

Page 8: ...you may call VECTRONICS at 601 323 5800 You will be best helped if you have your unit manual and all information on your station handy so you can answer any questions the technicians may ask You can...

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