GX2731E 27-31GHz Quad LO Low Noise Amplifier LNB?

Item Band 1 Band 2 Band 3 Band 4

?Local Oscillator (LO) Frequency (GHz)?? 26.05 27.05 28.05 29.05

?Input (INPUT)??

Input Frequency (GHz) 27.00 – 28.50 28.00 – 29.50 29.00 – 30.50 30.00 – 31.00

Band Switching The above 2–4 bands are switched via 13/18V and 22 kHz tone or M&C (Monitoring & Control)

Input Waveguide (Input WG) WR28 waveguide, PBR 320 flange

DC Input (DC Input) Nominal 12 to 24 V, powered via RF output connector or separate connector (SMA), max power consumption 6W

Input VSWR (Input Voltage Standing Wave Ratio) Max 2.0:1

?Internal (INTERNAL)??

LO Reference (LO reference) External 10 MHz reference, falls back to internal reference in case of failure (internal reference accuracy ±30 ppm, temperature range –40 to 71°C)

Internal LO Reference (Internal LO ref.) Max ±30 ppm, temperature range –40 to 71°C

External 10 MHz Reference (External 10 MHz ref.) Sine wave, level –10 dBm to 10 dBm, provided via output connector or optional separate SMA connector

LO Leakage (LO Leakage) Max –60 dBm at waveguide input, max –40 dBm at IF output

Gain (Gain) Typ. 40 dB, customizable 0 – 40 dB via M&C

Gain Flatness (Gain Flatness) Max ±0.4 dB within 30 MHz, max ±2 dB within each band (temperature range –40 to 71°C)

Gain Stability (Gain Stability) Max ±1 dB within 24 hours

Temperature Compensated (Temp. compensated) Yes

Noise Figure (@ 23°C) (Noise figure @ 23°C) 4.0 dB / 438 K

Phase Noise (Phase Noise) Typical values: –34 dBc @ 10 Hz –64 dBc @ 100 Hz –84 dBc @ 1 kHz –92 dBc @ 10 kHz –96 dBc @ 100 kHz –113 dBc @ 1 MHz –123 dBc @ >10 MHz

Group Delay (Group delay) Max ±1 ns

Image Rejection (Image Rejection) Min 37 dB (when LO > 28.05), min 27 dB (otherwise)

?Output (OUTPUT)??

Output Frequency (MHz) 950 – 2450 950 – 2450 950 – 2450 950 – 1950

Output 1 dB Compression Point (Output P1dB) Min 15 dBm

Output Third Order Intercept (Output IP3) Min 25 dBm

Output VSWR (Output Voltage Standing Wave Ratio) Max 2.0:1

Output Connector (Output Connector) N-type female 50Ω or SMA-type female 50Ω

?General (GENERAL)??

Alarm (Alarm) Summary alarm, configurable via M&C for any combination of the following: High/Low current, LO lock (external/internal), signal power high/low, supply voltage low/high. Open collector 3.3 to 28 V, max 200 mA (host-side pull-up 10 kΩ), normally open / normally closed (NO/NC), pin 1 of M8 connector

Monitoring & Control (Monitoring & Control) Via MODBUS RTU RS485 electrical interface

?Note:?? Must be used with M8 male connector/cable, shielded cable only (minimum CAT5)

Dimensions (Dimensions) 144 x 74 x 44 mm (N-type connector)

Weight (Weight) 455 g (N-type connector)

Tel： 86 18688706870? ?E-mail：szwisi88@qq.com