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Compact CombinersPRO-COM450-3SI

Compact 3-channel UHF/LTE 450 MHz Tx/Rx Combiner

Description

An integrated single tray combining solution housing a 3-channel hybrid Tx hybrid combiner, duplex filter, active Rx multicouplers and preselector.
Built-in power supply suitable for 12 VDC
Minimal rack space required - only 3 HU in a 19" rack.
Compatible with digital 6.25 kHz channel spacing.
Single Tx isolators fitted as standard (With Dual Isolators, please ask for availability).
3 Tx & 4 Rx ports as standard. Rx port no. 4 fitted with a 1 W load
Please specify Tx/Rx frequencies when ordering.
Please Note: Power Supply AC to DC is not included, must be ordered separately, see Accessories.
As standard the combiner will come with black painted front plate. If requested, please ask for a front plate with alu-look.

Specifications

Electrical

Model

PRO-COM450-3SI

Frequency

L : 380 - 400 MHz
H : 406 - 470 MHz

Max. Input Power

50 W (per channel)

Spacing Tx-Rx

≥ 5 MHz

Spacing Tx-Tx

≤ 2 MHz

Isolation Tx - Rx

Tx - Tx spacing < 0.5 MHz : > 85 dB
Tx - Tx spacing > 0.5 MHz : > 65 dB

Insertion Loss Tx Path

7.4 dB

Impedance

50 Ω

Ant-Tx Isolation

> 40 dB @ 25 °C

Isolation Rx-Rx

> 20 dB

Isolation Tx-Tx

> 70 dB @ 25 °C

VSWR

< 1.5:1

Current Consumption

500 mA @ 12 V DC

LNA Noise Figure

< 3.5 dB

Gain Rx

1 dB ±1 dB (factory set)

No. of channels

Mechanical

Connection(s)

N(f)

Dimensions

19" x 3 HU
(483 x 132.55 mm) /
19 x 5.22 in.
- see Mechanical Outline for depth of tray

Weight

Approx. 8.5 kg / 18.74 lb.

Environmental

Storage temperature range

-30 °C to +60 °C

Ordering Designations

Contact for system-specific product No.

Use the guide below to make the name of the PRO-COM450-3SI. Remember to buy the Power Adaptor separately if needed.

Model	Duplex Filter Freq. Band	Pre-selector Rx Freq. Band	Duplex filter Bandwidth (BW) and Tx/Rx Spacing	Max. Input Power
PRO-COM450-3SI	Low : 340 - 400 MHz = L High : 406 - 470 MHz = H	380 - 440 MHz = L 430 - 470 MHz = H	2-5/7-2 * 2-7/9-2 2-9/13-2 2-13/16-2 * ^{_{Max. Low BW: 2 MHz- Tx/Rx spacing: 5 to 7 MHz - Max. High BW: 2 MHz = 2-5/7-2}}	50 W per channel
Naming Example
PRO-COM450-3SI	H	H	/2-5/7-2	/50W

Naming Example: PRO-COM450-3SI HH/2-5/7-2/50W

Accessories

Model	Product No.
Power Supply AC/DC 12V/1A EU/UK/US	240000060

Power Supply AC/DC 12V/1A EU/UK/US

Mechanical Outline

All dimensions are given in mm [in.]

EU and UK Declaration of Conformity

Hereby Amphenol Procom declare that the product type PRO-COM450-3SI is in compliance with EU Directive 2014/53/EU and
the UK Radio Equipment Regulations 2017 (S.I. 2017 No. 1206).
The full text of the Declaration of Conformity is available at:

https://amphenolprocom.com/images/shop/catalog/pdf-for-catalouges/Declaration-of-Conformity-PRO-COM450.pdf

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Compact CombinersPRO-COM450-3SI

Description