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wave propagation, which varies from 0 to 300 miles, the Vertical element in tandem with the 
NVIS element enables long-range & DX propagation for distances greater than 300 miles. 
The Alpha Multiband Antenna may be used with tactical HF (high frequency) radios on the 
frequency range of 3.5 to 29.7 MHz (54.0 MHz when mounted on the tripod options) with a 
maximum RF power of 500 watts PEP SSB, 250 watts CW, or 100 watts digital. 

SWR 

The following two analysis are certified as accurate using a calibrated AIM 4300 from Array 
Solutions and Rig Expert AA-54. These results are categorically based upon the 
recommended deployment scenarios in Section 4, per the scenario indicated on the 
heading for each graphic.   

 

Summary of Contents for Alpha Multiband Antenna

Page 1: ...Page 1 User Guide for the Tuner Free Directional Alpha Multiband Antenna Manufactured by Alpha Antenna 1 888 482 3249 Website http AlphaAntenna com User Guide Version 2 2 June 9 2017...

Page 2: ...w Mount Deployment 14 Option B 1 Instructions 14 Option B 2 Image 14 Option C Mobile Deployment 15 Option C 1 Instructions 15 Option C 2 Image 15 Support 16 REPORTING ERRORS AND RECOMMENDING IMPROVEME...

Page 3: ...POWER LINES AND PHONE LINES LOOK ALIKE FOR YOUR SAFETY ASSUME THAT ANY OVERHEAD LINES CAN KILL YOU 3 Call your electric power company Tell them your plans and ask them to come take a look at your prop...

Page 4: ...blishes safe operating distances from antennas associated power levels in order to permit the operator and persons who may be impacted by operation to exist in a safe environment Guidelines for Maximu...

Page 5: ...e soil conductivity decreases or as the foliage increases the signal strength at a distance decreases rapidly The important consideration for communications is not the value of signal level but the si...

Page 6: ...und the amount of the input power radiated proportionately in each of these modes is a function of the relative percentage of the antenna input resistance characterizing each mode Each of these in tur...

Page 7: ...teristics JWMNT 2 1 The stainless steel Jaw Mount that the MTCH2 1 can mount upon GND 2 1 Ground wire that attaches to the bottom bolt of MTCH 2 1 MSTMNT 2 1 The top of mast mount that the MTCH2 1 can...

Page 8: ...radios on the frequency range of 3 5 to 29 7 MHz 54 0 MHz when mounted on the tripod options with a maximum RF power of 500 watts PEP SSB 250 watts CW or 100 watts digital SWR The following two analy...

Page 9: ...Page 9 SWR Analysis on Tripod...

Page 10: ...Page 10 SWR Analysis on Jaw Mount...

Page 11: ...ts Input impedance 3 5 29 7 MHz 54 MHz when mounted upon an optional tripod Horizontal and Vertical polarization 500 PEP SSB 250 CW or 100 digital 50 ohms Radiation Pattern Azimuth Elevation Omnidirec...

Page 12: ...of MTCH 2 1 to enhance your operating experience Disassembly Procedures Disassembly is performed in the reverse order of assembly Wire elements should be disassembled by recoiling those radiating ele...

Page 13: ...Important Note We recommend supporting the tripod with your own guy ropes Step 3 Place the GND 2 1 ring connector over the bottom bolt on MTCH 2 1 Step 4 Screw the MTCH 2 1 in place onto adapter on th...

Page 14: ...the bottom stainless steel bolt of MTCH 2 1 Step 3 Screw the MTCH 2 1 in place onto JWMNT 2 1 Step 4 Push the stake on GND 2 1 into an earth ground Step 5 Place the NVIS 2 1 ring connector over the t...

Page 15: ...while holding the other nut with the other wrench Step 4 Attach your coax from your wide band tuner to the SO 239 on the MTCH 2 1 Configuration b When operating stationary mobile Step 1 Install JAM 2...

Page 16: ...s or problems with your Alpha Antenna please contact us You can reach us via Email support AlphaAntenna com Phone 1 888 482 3249 Web www AlphaAntenna com Our mailing address is Alpha Antenna 112 East...

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