Contemporary Research QDA4-45 Instrukcja obsługi produktu - Strona 3

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Specifications

Physical

Size: 8.5" [216mm] wide x 1.75" [38mm] height (1RU) x 6.0" [153mm] deep

Weight: 1.1 lb [500g]

Enclosure: Durable metal enclosure, rack mountable

Front Panel

Input Selection, 1 or 4 inputs, Green LED indicators

RF Gain Selection with LED display, 0-25 dB for four inputs, 0-32 dB for one

Back Panel

Inputs: 4 F Connectors

Amp Out: 1 F connector

DC Power: Power 2.1 mm coaxial jack (inside center conductor positive), 700 mA maximum, 11.5 to 12.7 VDC

Use the included 12 VDC power supply, do not share DC power with other power supplies

Inputs

Max Input Level: 40 dBmV

Combiner Isolation: 38 dB typical, 30 dB minimum, 54 - 860 MHz

Return Loss:13 dB typical for single input, 30 dB typical for All

Output

Input 1 only: 0-32 dB gain, low noise, linear performance through 860 MHz

All Inputs: 0-25 gain (7 dBmV loss from combiner)

Max Level: Maximum level +50 dBmV

CTB: Composite Triple Beat -60 dB, 134 channels at +44 dBmV per channel

Noise: Noise Figure 4.5 typical

Return Loss: 17 dB typical

Includes

PS12-1 1A 12 VDC power supply

RKU Universal Rack Kit

Options

RK1 Rack Kit for single unit, 1 RU

RK2EZ Rack Kit for dual units, 1 RU

Contemporary Research

QDA4-45