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HIGH PERFORMANCE HF RECEIVING SYSTEMS & COMPONENTS
Hi-Z Antennas™ 4-8 PRO UP 8 Element Circle Array Manual
Hi-Z 4-8PRO Shack Switch
Congratulations and Thank You for the purchase of our system. We recommend that you read this manual and fully
understand the requirements for the proper installation of your system.
Specifications
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Maximum RDF 12.1db
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8 Directions
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Power Requirements 13.8 VDC @ 350ma
Features:
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8 Directions, every 45 degrees
Hi-Z 4-8PRO UP Manual V1.0
Converts the Hi-Z 4 to the Hi-Z 4-8PRO
Hi-Z 4-8PRO PnP Interface Top/ 4 El. Controller Bottom
©2011 Hi-Z Antennas™
www.hizantennas.com
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Summary of Contents for Hi-Z Antennas 4-8 PRO
- Page 1 HIGH PERFORMANCE HF RECEIVING SYSTEMS & COMPONENTS Hi-Z Antennas™ 4-8 PRO UP 8 Element Circle Array Manual Converts the Hi-Z 4 to the Hi-Z 4-8PRO Hi-Z 4-8PRO Shack Switch Hi-Z 4-8PRO PnP Interface Top/ 4 El. Controller Bottom Congratulations and Thank You for the purchase of our system. We recommend that you read this manual and fully understand the requirements for the proper installation of your system.
- Page 2 4 elements. Thusly, maintaining the same radius for all elements. Note: overlap point down by >4db The directional lobe of the Hi-Z 4-8PRO is the same as the Hi-Z 4. Hi-Z 4-8PRO UP Manual V1.0 ©2011 Hi-Z Antennas™ www.hizantennas.com...
- Page 3 Compare the attenuation at the overlap of the 4 element to 8 element design. At the 8 overlap points the attenuation is ~1db. Therefore, gaining >3db at the overlap points, not to mention the 8 direction control. Hi-Z 4-8PRO UP Manual V1.0 ©2011 Hi-Z Antennas™ www.hizantennas.com...
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Page 4: Site Preparation
Hi-Z Amps at the base of each vertical. Water getting inside of these enclosures WILL cause DAMAGE. OPTIONS Filters for site specific issues, for example local and or high power AM broadcast stations. Hi-Z Antennas™ makes a BPF look http://www.hizantennas.com/band_pass.htm and a HPF look at http://www.hizantennas.com/high_pass.htm... - Page 5 Hi-Z Amplifier Hi-Z 4-8PRO PnP Interface Top/ 4 El. Controller Bottom The following Block Diagram is a visual aid for the wiring and cabling required to install the Hi-Z 4- 8PRO System. Hi-Z 4-8PRO UP Manual V1.0 ©2011 Hi-Z Antennas™ www.hizantennas.com...
- Page 6 1. Connect the four factory supplied 2 foot long RG6 cables as follows Hi-Z 4-8PRO phase controller connect Hi-Z 4-8PRO PnP controller Ant1 A1 out Ant2 A2 out Ant3 A3 out Ant4 A4 out See Fig. 2 below See Fig. 1 below Hi-Z 4-8PRO UP Manual V1.0 ©2011 Hi-Z Antennas™ www.hizantennas.com...
- Page 7 Both controllers will be supplied with a RED jumper connected between the 13.8 VDC and Coax Power In terminals. This supplies the voltage to the Hi-Z amps over the coax. Do not remove this jumper. Connecting the Verticals and Delay Cable to the Phase Controller Hi-Z 4-8PRO UP Manual V1.0 ©2011 Hi-Z Antennas™ www.hizantennas.com...
- Page 8 Connect the factory supplied 2 foot RG6 cable from the OUTPUT of the Hi-Z 4-8 phase controller (Fig.4) to the input connector on the in-line pre-amp. See Fig. 8 Connect the 13.8VDC and GND from the phase controller to the PnP controller (2ft long wires, supplied with system). Hi-Z 4-8PRO UP Manual V1.0 ©2011 Hi-Z Antennas™ www.hizantennas.com...
- Page 9 1. Turn power on at the shack switch. One yellow direction LED should be ON. Rotate the direction rotary switch and verify that all 8 LEDs sequence correctly. 2. Measure the voltage at the phase controller. 13.8VDC is ideal. Voltage must be >=12.0 VDC. Hi-Z 4-8PRO UP Manual V1.0 ©2011 Hi-Z Antennas™ www.hizantennas.com...
- Page 10 Directions Seem Wrong Verify that you connected vertical 1 to controller Ant1, vertical 2 to controller Ant 2 and so on. For other topics see technical & application notes at http://www.hizantennas.com/application_notes.htm HIGH PERFORMANCE Hi-Z 4-8PRO UP Manual V1.0 ©2011 Hi-Z Antennas™ www.hizantennas.com...
- Page 11 HF RECEIVING SYSTEMS & COMPONENTS Hi-Z Antennas™ Hi-Z Amplifier Hi-Z Amplifier The Hi-Z Amplifier was designed to provide amplification and matching between the short verticals and the phase controller in the Hi-Z phased array control systems. This amplifier is used on ALL Hi-Z phased array products. The amp is located at the base of each short vertical.
- Page 12 Terminals to Ground and Vertical Hi-Z Amp RG6 Output THANK YOU for selecting Hi-Z Antennas™. Hi-Z Antennas™ 8125 SW Larch Drive Culver, OR 97734 Vertical Orientation Hi-Z 4-8PRO UP Manual V1.0 ©2011 Hi-Z Antennas™ www.hizantennas.com...
- Page 13 Hi-Z 4-8PRO UP Manual V1.0 ©2011 Hi-Z Antennas™ www.hizantennas.com...
- Page 14 * Based on Hi-Z 4 80 foot square footprint. ** Based on Hi-Z 4 60 foot square footprint. All coaxes from controller to the vertical are equal length (Radius + 4 feet). APPENDIX A Hi-Z 4-8PRO UP Manual V1.0 ©2011 Hi-Z Antennas™ www.hizantennas.com...
- Page 15 Placing a 7/16” wrench on the chassis connector while holding it tight, place F connector tightening procedure. another 7/16” wrench over the Male connector housing and tighten until snug. Do not over tighten this F connector. View pictures below. Hi-Z 4-8PRO UP Manual V1.0 ©2011 Hi-Z Antennas™ www.hizantennas.com...
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