RF-Lambda REMC18G26GD Manuale utente

REMC18G26GD

RF-LAMBDA USA LLC: www.rflambda.com

Sales: [email protected] Technical: [email protected]

Rev 4. 06-21-2023 | Subject to change without notice

Wideband EMC Benchtop Power Amplifier

18GHz-26.5GHz

Electrical Specifications (TA=+25⁰C)

Parameter Min Typ Max Units

Frequency Range 18 26.5 GHz

Small Signal Gain 50 55 dB

Gain Flatness ±6.0 dB

Gain Variation Over Temperature (0⁰C to +50⁰C)±3.0 dB

Input VSWR 1.5 :1

Output 1dB Compression Point (P1dB) 50 dBm

Saturated Output Power (Psat) 50 51.5 dBm

Supply Current (220V AC) 5 A

IM3 -28 dBc

Power Added Efficiency (PAE) 10 %

Turn On/Off Speed (Switch Disable) ON 100 ns

OFF 100 ns

Turn On/Off Speed (Drain Disable) ON 500 us

OFF 150 us

Turn On/Off Speed (Gate Disable) ON 1300 us

OFF 200 us

Weight 56.3 Max. lbs.

Impedance 50 Ohms

Input / Output Connectors 2.92mm-Male(Input)/WR42 (Output)

(H-Plane available with adapter)

Package 3U Rack-mount/Tabletop Chassis

Product Description

REMC18G26GD is a wideband EMC power amplifier with a frequency range

of 18 to 26.5GHz.

The power output of this amplifier is 51.5dBm typical. The typical small

signal gain is 55dB with a flatness of ±6dB. This excellent performance is

achieved through the use of GaN devices.

The power amplifier’s input connector is 2.92mm-Male and Output

connector is WR42. This product has a calibration feature which enables

customer to obtain great performance through time and temperature

changes.

The operating temperature of this product is with in 0⁰C to +50⁰C.

Features

•Wideband EMC Solid State Power Amplifier

•Small Signal Gain 55dB Typical

•Output Saturation Power 51.5dBm Typical

•Supply Voltage 110/220 VAC

•50 Ohm Matched Input/Output

•Overvoltage Protection

•Overcurrent Protection

•Auto Calibration

Typical Applications

•Wireless Infrastructure

•Military and Aerospace Applications

•Test Instrumentation

•Radar Systems

•5G Wireless Communications

•Microwave Radio Systems

•TR Modules

•Research and Development

•Cellular Base Stations

REMC18G26GD

RF-LAMBDA USA LLC: www.rflambda.com

Sales: [email protected] Technical: [email protected]

Rev 4. 06-21-2023 | Subject to change without notice

Parameter Rating

Supply Voltage Range 90VAC to 264VAC

*RF Input Power (RFIN) Psat –Large Signal Gain

*Maximum RF input power is set to assure safety of amplifier. Input power may be increased at own risk to achieve full power of amplifier. Please

reference gain and power curves.

**For vibration testing details please see additional information section.

Absolute Maximum Ratings

Environmental Specifications and Test Standards

Parameter Description

Operational Temperature 0⁰C to +50⁰C

(Case Temperature)

Storage Temperature -40⁰C to +85⁰C

Thermal Shock -40⁰C to +85⁰C

(5 Cycles / 10 hours)

**Random Vibration MIL-STD-202G

Table 214-I, Test Condition Letter C

1.5 Hours Per Axis

High Temperature Burn In Temperature +50⁰C for 72 Hours

Shock 1. Weight >20g, 50g half sine wave for 11ms, Speed variation 3.44m/s

2. Weight <=20g, 100g Half sine wave for 6ms, Speed variation 3.75m/s

3. Total 18 times (6 directions, 3 repetitions per direction).

Altitude Standard: 30,000 Ft (Epoxy Sealed Controlled Environment)

Optional: Hermetically Sealed (60,000 ft. 1.0 PSI min)

Hermetically Sealed

(Optional) MIL-STD-883 (For Hermetically Sealed Units)

1. Connect input and output with 50 Ohm source/load.

(In band VSWR < 1.9:1 or >10dB return loss.)

2. Connect Power Cable

3. Turn On Back Panel AC Power Supply Switch

4. Press Front Panel Power Switch to Power Display

Bias Up Procedure Bias Down Procedure

1. Press Front Panel Power Switch to Power Off Display

2. Turn Off Back Panel AC Power Supply Switch

3. Remove Power Cable (If Moving Equipment)

4. Disconnect input and output with 50 Ohm source/load. (In

band VSWR < 1.9:1 or >10dB return loss.)

REMC18G26GD

RF-LAMBDA USA LLC: www.rflambda.com

Sales: [email protected] Technical: [email protected]

Rev 4. 06-21-2023 | Subject to change without notice

Typical Performance Plots

Gain @ +25℃Input VSWR@+25℃

Isolation @ +25℃

Note: Small signal VNA measurements include attenuators to protect equipment

REMC18G26GD

RF-LAMBDA USA LLC: www.rflambda.com

Sales: [email protected] Technical: [email protected]

Rev 4. 06-21-2023 | Subject to change without notice

Typical Performance Plots

Gain vs. Output Power CW

Saturation Power vs. Frequency CW Pout vs. Pin

PndB vs. Frequency CW

REMC18G26GD

RF-LAMBDA USA LLC: www.rflambda.com

Sales: [email protected] Technical: [email protected]

Rev 4. 06-21-2023 | Subject to change without notice

Typical Performance Plots

Right IM3 vs. Pout

Delta IM3 vs. Pout

Left IM3 vs. Pout

Note: IM3 test performed with 1MHz tone spacing

REMC18G26GD

RF-LAMBDA USA LLC: www.rflambda.com

Sales: [email protected] Technical: [email protected]

Rev 4. 06-21-2023 | Subject to change without notice

Typical Performance Plots

The Gate-Enable Rise Time is 200 us @+25℃The Gate-Enable Fall Time is 1300 us @+25℃

The drain control port：D-sub 15 PIN #3(Drain Disable).

The yellow curve is the drain control signal, the blue curve is RF output envelope.

The Drain-Enable Rise Time is 150 us @+25℃The Drain-Disable Fall Time is 500 us @+25℃

The gate control port：D-sub 15 PIN #2 (Gate Disable).

The yellow curve is the gate control signal, the blue curve is RF output envelope.

Switch control port: D-sub 15 PIN #10(Switch Disable) .

The yellow curve is the switch control signal, the blue curve is RF output envelope.

The Switching Rise Time is 100 ns @+25℃The Switching Fall Time is 100 ns @+25℃

REMC18G26GD

RF-LAMBDA USA LLC: www.rflambda.com

Sales: [email protected] Technical: [email protected]

Rev 4. 06-21-2023 | Subject to change without notice

EMC Equipment Specifications

Rear Panel

Main AC connector

GND connector

-40dB Coupling

AC power supply switch

USER CONTROL

DB-15 Connector

TTL control signals

See page below for more information

USB-A Port (work log)

USB-A Port (N/A)

USB-B Port(remote control)

LAN Port(remote control)

ON/OFF switch

Front Panel LCD

Keypad

GND connector

RF Input(2.92-Male)

Gain Adjustment Knob

RF Output(WR42)

REMC18G26GD

RF-LAMBDA USA LLC: www.rflambda.com

Sales: [email protected] Technical: [email protected]

Rev 4. 06-21-2023 | Subject to change without notice

Self Calibration Screen

Instrument Protection Alarms

The front panel LCD screen will display the error code or error message when instrument self protection is

triggered. Front panel alarm indicator will light up.

To eliminate the error code, press “RESET” on front panel keypad to reboot the instrument and clear the alarms.

If error code can not be eliminated after reboot, please contact [email protected]

The Calibration key is invalid.

Switching On The Instrument

Please follow the instructions on the front panel LCD screen after switching on the power.

Press “1” on keypad to continue.

Front Panel LCD Screen Display

REMC18G26GD

RF-LAMBDA USA LLC: www.rflambda.com

Sales: [email protected] Technical: [email protected]

Rev 4. 06-21-2023 | Subject to change without notice

Instrument temperature

RF output attenuation (change with adjustment knob)

RF input signal frequency

Instrument RF output power

Switches On or Off for instrument RF output port

Indicates instrument RF output status. It will display:

ON or OFF

Press “Menu” on keypad to enter instrument functions

selection menu

To enter this function selection page, press “Menu” on front

panel keypad while the instrument is showing the status page.

Press the corresponding number on front panel keypad to

select:

“[1] Calibrate”the calibrate key is invalid

“[2] Frequency” enters RF input signal frequency

“[3] RF ON/OFF” switches the RF output port on or off

“[4] Reset” Restarts the instrument (Turns RF output off)

“[5] IP Set” enters IP display page

“[6] Product Info” displays product information

All action functions will ask for confirming execution when selected from function selection menu.

Instrument Status Display Page

Instrument Function Selection Page

Front Panel LCD Screen Function

ALC mode, power lock

AGC mode, this function is invalid

REMC18G26GD

RF-LAMBDA USA LLC: www.rflambda.com

Sales: [email protected] Technical: [email protected]

Rev 4. 06-21-2023 | Subject to change without notice

Pin # Name Function Initial State Description Applied

1 Reset Control HIGH

Resets PA when logic LOW is applied for five more seconds

and released Yes

2 Gate Disable Control LOW Appling logic HIGH disables gate of amplifiers Yes

3 Drain Disable Control LOW Applying logic HIGH disables drain of amplifiers Yes

4 RF IN Over Indicator LOW

Pin will be latched to logic HIGH when input signal is over limit

Yes

5 Temp Over Indicator LOW

Pin will be latched to logic HIGH when amplifier is driven over

temperature Yes

6 Current Over Indicator LOW Pin will be latched to logic HIGH when drain current limit is

reached Yes

7 ID Imbalance Indicator LOW Pin will be latched to logic HIGH when an imbalance in the

drain current of the combining branches occurs Yes

8 PA Off Alarm Indicator LOW

Pin will be latched to logic HIGH when any of the protection

limit is reached Yes

9 Fan Alarm Indicator LOW Pin will be latched to logic HIGH when Fan limit is reached Yes

10 RF Input Switch Control LOW Applying logic HIGH turns OFF RF front-end switch to

terminator Yes

11 VSWR Indicator LOW

Pin will be latched to logic HIGH when output reflection is over

limit Yes

Fixed Attenuation

10dB Control LOW Applying and holding logic HIGH to enable 10dB fixed

attenuation Yes

Fixed Attenuation

20dB Control LOW Applying and holding logic HIGH to enable 20dB fixed

attenuation Yes

14 +5V Power Supply +5V +5V DC is provided for reference * Yes

15 GND GND GND GND Yes

Female D-Sub is on the housing

The mating male part number: 172-E15-103R001

Notes:

•HIGH/LOW voltages are standard TTL signals 0.0V-0.8V = LOW. 2.8V-5V = HIGH.

Protection Connector Table

Indice

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