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MIDI LOOP ANTENNA

MIDI LOOP ANTENNA
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Product ID : MIDI LOOP ANTENNA
Weight: 71.00 lbs

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Description

Electrical specifications

Continuous frequency coverage 3.5-14.5 MHz S.W.R.
1.2:1 (typical) Front to back ratio: 6 dB
Front to side ratio: 25 dB 50 Ohm input with gamma match short circuited (electrostatic discharge protection) Negligible noise and harmonics L = 4.5 μH Q = 1.500 a 3.5 MHz C = 560 pF a 14 KV r.m.s.
Power rating: 300 W from 3.5 to 7 MHz ** 800 W from 8 to 14.5 MHz**
Bandwidth : 4 KHz @ 3.5 MHz 6 KHz @ 7.0 MHz 10KHz @ 14.0 MHz Gain compared to /2 dipole (1 point "S" = 6 db) : - 4 dB @ 3.5 MHz - 0.3 dB @ 14.0 MHz

Mechanical specifications

Antenna diameter 2.0m (78.7in) Aluminium alloy 60/60 T.I.G. welded (Tungsten Injected Gas) Tubular elements Ø 75 x 2mm thickness (2.9in x 0.08in)
All stainless steel hardware and support pin Stainless steel mounting clamp for a mast of Ø 50÷ 60mm (2.0in – 2.3in)
Net/gross weight 20/32kg (44.1lbs/70.5lbs)
Windload 0.5m2 (5.38ft2) Maximum wind velocity supported 161km/h (100mph) Force exerted on antenna by wind of 129km/h (80.15mph) = 480 N Maximum flexibility on the antenna base anchoring point to a metal mast Ø 6cm (2.36in) height 3.5m (11.48in) = 1680N/m

Note: C.E.I. regulations require the installation of wind-guys for areas of high wind with possible ice formation (in this case NON metallic guys)

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