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SECTION 3 – General Information 

Site Selection 

For maximum antenna operating efficiency, the Alpha Multiband Antenna should be located 
in the center of a clear area. Installation of the antenna near any tall metal object or under 
heavy foliage should be avoided. Under no circumstances should structures come in 
contact with the antenna.

 

Assembly Overview 

Assembly procedures for the Alpha Multiband Antenna are given in the following 
paragraphs. Erection can be accomplished in 5 minutes. 

Vehicular Installation 

6-40 Meter mobile operations requires an external broad-band antenna tuner is enabled by 
installing optional MOTOSPRG-2.1, MOTOFRL-2.1 and MOTOWHIP-2.1 on MTCH-2.1, all 
of which is then installed on the optional vehicular mount JAM-2.1. When parked, 
MOTOFRL-2.1 and MOTOWHIP-2.1 can be removed, and MLSTK-2.1.XX and/or NVIS-2.1 
can be installed on the top bolt 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 elements using the following steps; a) First pull 
the anchor stakes and leave them on the ground. b) Return to the distill end of the stakes 
and coil each element, pulling the stakes towards you as it is coiled. Otherwise kinks in the 
wire may result and the elements may become entangled. c) Secure the elements in place 
with a Velcro strap.

 

Repackaging Procedures 

When a field bag is used, insert MTCH-2.1 in the front zipper pocket and secure it closed 
with the zipper. The larger zippered compartment will hold all other items except 
MOTOWHIP-2.1. Insert all items, except MOTOWHIP-2.1, into the larger of the two 
zippered compartments in the bag and secure it closed with the zipper.

 

Maintenance 

Apply electrical joint compounds to each silver colored insert to protect against oxidation 
and ensure a proper electrical connection between aluminum, such as OxGuard, Noalax, or 
Penetrox.  

 

 

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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