WJ Company SX1124, SX1123A, SX1122, SX1123, SX1121A Datasheet

Standard Power Units

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+

26 dBm Power Output

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Tx in MMDS or MDS band

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Optional Integral Antenna

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Easy Installation

High Power Units

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+

36 dBm Power Output

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Tx in MMDS or MDS band

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Single Cable Interface

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Rugged Construction

MMDS RF Heads

Point-to-Multipoint Transceivers

WJ COMMUNICATIONS

WJ COMMUNICATIONS, INC. 1-800-WJ1-4401

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FAX:[phone]•e-mail: [e-mail]

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www.wj.com

The Communications Edge

™

Specifications

Parameter SX1121 SX1122 SX1123 SX1124

RF Frequency

Tx, MHz 2503-2683 2503-2683 2153-2159 2153-2159
Rx, MHz 2503-2683 2503-2683 2503-2683 2503-2683

Tx RF Output

Power Output

1.5 MHz BW, dBm +24 to +28 +34 to +38 +24 to +28 +34 to +38

3.0 MHz BW, dBm +21 to +25 +31 to +35 +21 to +25 +31 to +35

6.0 MHz BW, dBm. +18 to +22 +28 to +32 +18 to +22 +28 to +32

Step Attenuator

Range, dB min. 56 46 56 46
Accuracy, dB ±(2.0 +0.05* Attn) ±(2.0 +0.05* Attn) ±(2.0 +0.05* Attn) ±(2.0 +0.05* Attn)

Step size, dB 1 1 1 1
Flatness (any 6 MHz), dB (pk to pk) max. 1.0 1.0 1.0 1.0
VSWR, max. 1.5:1 1.5:1 1.5:1 1.5:1
Fixed Attenuator

Range, dB 25 ±1 — 25 ±1 —
Spurious

Channel edge, dBr, max -25 -25 -25 -25

Channel edge ±250 KHz, dBr, max -40 -40 -40 -40

Channel edge ±3 MHz, dBr, max -60 -60 -60 -60

Tx IF Input

Frequency, MHz 330±3 330±3 330±3 330±3
Power, dBm -17 to -5 -17 to -5 -17 to -5 -17 to -5
Cable Compensation Attenuator

Range, dB min. 12 12 12 12
VSWR, max. 1.5:1 1.5:1 1.5:1 1.5:1

Tx/Rx Synthesizers

Step Size (tunes over full operating band), MHz 1.0 1.0 1.0 1.0
Frequency Accuracy, ppm ±5 ±5 ±5 ±5
Reference Frequency, MHz 24 24 24 24

Rx IF Input

Noise Figure (25°C), dB max. 6.0 4.0 6.0 4.0
Input Power, dBm max. 0 -30 0 -30
Flatness, dB (pk to pk), max. (any 6 MHz) 1.0 1.0 1.0 1.0
VSWR, max. 1.5:1 1.5:1 1.5:1 1.5:1
Gain, dB 32±2 32±2 32±2 32±2
Gain Control Attenuator

Range, dB min. 25 25 25 25

Accuracy, dB max. 2.0 2.0 2.0 2.0
Gain Control Step, dB 25 ±1 — 25 ±1 —

Rx IF Output

Frequency, MHz 426±3 426±3 426±3 426±3
VSWR, max. 1.5:1 1.5:1 1.5:1 1.5:1
Spurious, dBm max -103 -103 -103 -103

DC Input Power

Voltage (24V nominal),V 18 to 30 — 18 to 30 —
Current, A, max. 2.2 — 2.2 —
DC Power, W, Max 40 — 40 —
Voltage (-48V nominal), V — -36 to -60 — -36 to -60
Current, A, max — 6.1 — 6.1
DC Power, W, max — 220 — 220

RF Duplexer

Tx BW, MHz, max 60 60 60 60
Rx BW, MHz,max 60 60 60 60
Tx/Rx Separation, MHz, min 24 24 24 24

Serial Communications Channel (Modem)

Center Frequency, KHz 750 750 750 750
Bandwidth, KHz 300 300 300 300
Input Level, dBm, min -3 -3 -3 -3
Transmitter Blanking Signal

Center Frequency, MHz 48 48 48 48

Input Level, -on, dBm 0 to -10 0 to -10 0 to -10 0 to -10

Input Level, -off, dBm -10 to -36 -10 to -36 -10 to -36 -10 to -36

Miscellaneous

Temperature Indicator, °C -40 to +100 -40 to +100 -40 to +100 -40 to +100
PLL Lock Detect Provided Provided Provided Provided
Operating Temperature Range, °C -40 to +60 -40 to +60 -40 to +60 -40 to +60
EMI Compliance FCC Part 15 FCC Part 15 FCC Part 15 FCC Part 15
Safety CUL/CSA, US/Canada CUL/CSA, US/Canada CUL/CSA, US/Canada CUL/CSA, US/Canada
Enclosure Type 4 Type 4 Type 4 Type 4
RF, IF Connectors N-type N-type N-type N-type

MMDS RF Heads

Point-to-Multipoint Transceivers

www.wj.com