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Active Receive Antenna

Vertical Configuration

DXE-ARAV4-1P - Single Vertical Antenna

DXE-ARAV4-2P - Two Vertical Array Package (for use with NCC-2)

DXE-ARAV4-4P - Four Vertical Array Package

DXE-ARAV4-8P - Eight Vertical Array Package

Used under US Patent No. 7,423,588

DXE-ARAV4-INS-Revision 0a

1200 Southeast Ave. - Tallmadge, OH 44278 USA

Phone: (800) 777-0703 ∙ Tech Support and International: (330) 572-3200

Fax: (330) 572-3279 ∙ E-mail: [email protected]

Содержание DXE-ARAV4-1P

Страница 1: ...with NCC 2 DXE ARAV4 4P Four Vertical Array Package DXE ARAV4 8P Eight Vertical Array Package Used under US Patent No 7 423 588 DXE ARAV4 INS Revision 0a DX Engineering 2018 1200 Southeast Ave Tallmad...

Страница 2: ...e DXE NCC 2 Receive Antenna Variable Phasing Controller could allow the user to phase out the noise being received Large transmit antennas are a very good source of re radiated noise Ideally your rece...

Страница 3: ...oller would allow the user to phase out the noise being received Plasma screen television receivers are a known generator of unwanted noise interference Most modern LED or LCD flat panel televisions a...

Страница 4: ...and hardware WARNING INSTALLATION OF ANY ANTENNA NEAR POWER LINES IS DANGEROUS Warning Do not locate the antenna near overhead power lines or other electric light or power circuits or where it can com...

Страница 5: ...dline decoupling absent in some other popular designs greatly reduces feedline conducted noise and unwanted signal interference The DXE ARAV4 Active Receive system requires well filtered 10 to 15 Vdc...

Страница 6: ...nd many other items can be sources of unwanted noise Plasma screen television receivers are a known generator of unwanted noise interference Most modern LED or LCD flat panel televisions are not broad...

Страница 7: ...and C jumpers change the capacitance values As shipped all jumpers are deactivated for full frequency coverage 100 kHz to 30 MHz Frequency MHz Inductor Jumpers Capacitor Jumpers L1MF L1HF C1HF C1MF C...

Страница 8: ...ate with the antenna mounting holes close to the top as shown in Figure 1 Mount the AVA 2 matching unit with the ANT terminal toward the top and the F Connector toward the bottom Use the 5 8 hex head...

Страница 9: ...24 Hex Nut 2 18 1 4 Vinyl Cap 1 8 10 24 Nylon Lock Nut 2 REF 10 Terminal with Wire Ref Item 1 9 10 External Tooth Washer 1 7 64 Allen Hex Wrench 1 10 5 16 Aluminum Spacer 11 32 long 2 3 32 Allen Hex W...

Страница 10: ...fer to the drawing shown in Figure 3 and Figure 4 for the antenna assembly Figure 4 Figure 4 Install 2 hex head bolts 10 24 x 1 1 2 long in the mounting plate using flat washers and hex nuts as shown...

Страница 11: ...of the wire in the photo On the top hex head bolt install a flat washer split washer and a hex nut Tighten in place Figure 6 The other end of the wire has a fork lug is connected to the ANT on the AV...

Страница 12: ...il conductivity increasing ground rod depth beyond a few feet for an active receive antenna rarely improves RF grounding because skin effect in the soil prevents current from flowing deep in the soil...

Страница 13: ...than the black insulated panel This prevents unwanted interference with the active element Tighten the two U Clamps to hold the assembly in place Figure 10 Connect the wire coming from the ground tab...

Страница 14: ...hardware and the included Allen wrench to secure this element in place Note The head of the socket head cap screws will fit inside of the larger hole and make contact with the element that was insert...

Страница 15: ...or this receive antenna only and are not recommended for transmit antennas Screen radius must at least equal the element height and be placed around the antenna as symmetrically as possible but should...

Страница 16: ...yle plug on the DXE FVI 1 connects to the receiver input of your radio Active antenna circuitry needs a good voltage supply to operate properly When supplying power to an active antenna you want to ha...

Страница 17: ...or Example If operating at 1 80 MHz multiply 1 80 times 0 95 That equals 1 71 MHz Select jumper configurations no higher than 1 7 MHz In this example use jumper L1MF Do not use C1 jumpers When four AR...

Страница 18: ...1P Active Receive Vertical antenna capabilities Normally the Active Receive Vertical antenna will properly reject high angle sky wave signals which is the goal for a low band DXing receive antenna Lo...

Страница 19: ...Receive Vertical antenna or b If you seem to have a high amount of common mode signal or noise arriving on the shield of the Active Receive Vertical antenna feedline that is running on or above ground...

Страница 20: ...stallation damaged from severe weather including floods or abnormal environmental conditions such as prolonged exposure to corrosives or power surges or by the performance of repairs or alterations ou...